mercurial/merge.py
author Siddharth Agarwal <sid0@fb.com>
Tue, 12 Jan 2016 18:12:35 -0800
changeset 27740 da5634e1b8a3
parent 27657 7b5c8c8a2f8c
child 27741 3951f132958f
permissions -rw-r--r--
merge: factor out code to get checkunknown config We're going to reuse this code shortly.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
2775
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
     1
# merge.py - directory-level update/merge handling for Mercurial
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
     2
#
4635
63b9d2deed48 Updated copyright notices and add "and others" to "hg version"
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4633
diff changeset
     3
# Copyright 2006, 2007 Matt Mackall <mpm@selenic.com>
2775
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
     4
#
8225
46293a0c7e9f updated license to be explicit about GPL version 2
Martin Geisler <mg@lazybytes.net>
parents: 8152
diff changeset
     5
# This software may be used and distributed according to the terms of the
10263
25e572394f5c Update license to GPLv2+
Matt Mackall <mpm@selenic.com>
parents: 9783
diff changeset
     6
# GNU General Public License version 2 or any later version.
2775
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
     7
25959
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
     8
from __future__ import absolute_import
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
     9
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    10
import errno
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    11
import os
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    12
import shutil
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    13
import struct
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    14
25959
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    15
from .i18n import _
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    16
from .node import (
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    17
    bin,
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    18
    hex,
27031
8be0af32e513 mergestate: allow storing and retrieving change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27027
diff changeset
    19
    nullhex,
25959
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    20
    nullid,
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    21
    nullrev,
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    22
)
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    23
from . import (
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    24
    copies,
26570
c8b332b1eb1f merge: get the default update destination from the function
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26534
diff changeset
    25
    destutil,
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26570
diff changeset
    26
    error,
25959
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    27
    filemerge,
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    28
    obsolete,
27656
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
    29
    scmutil,
25959
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    30
    subrepo,
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    31
    util,
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    32
    worker,
892d601f0d44 merge: use absolute_import
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25844
diff changeset
    33
)
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
    34
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    35
_pack = struct.pack
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    36
_unpack = struct.unpack
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    37
20593
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
    38
def _droponode(data):
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
    39
    # used for compatibility for v1
23380
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
    40
    bits = data.split('\0')
20593
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
    41
    bits = bits[:-2] + bits[-1:]
23380
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
    42
    return '\0'.join(bits)
20593
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
    43
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
    44
class mergestate(object):
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    45
    '''track 3-way merge state of individual files
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    46
27022
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
    47
    The merge state is stored on disk when needed. Two files are used: one with
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
    48
    an old format (version 1), and one with a new format (version 2). Version 2
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
    49
    stores a superset of the data in version 1, including new kinds of records
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
    50
    in the future. For more about the new format, see the documentation for
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
    51
    `_readrecordsv2`.
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    52
27022
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
    53
    Each record can contain arbitrary content, and has an associated type. This
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
    54
    `type` should be a letter. If `type` is uppercase, the record is mandatory:
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
    55
    versions of Mercurial that don't support it should abort. If `type` is
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
    56
    lowercase, the record can be safely ignored.
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    57
27022
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
    58
    Currently known records:
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    59
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    60
    L: the node of the "local" part of the merge (hexified version)
20591
02c60e380fd0 merge: record the "other" node in merge state
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20590
diff changeset
    61
    O: the node of the "other" part of the merge (hexified version)
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    62
    F: a file to be merged entry
27031
8be0af32e513 mergestate: allow storing and retrieving change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27027
diff changeset
    63
    C: a change/delete or delete/change conflict
26650
6ff5534c8afc merge.mergestate: add support for persisting driver-resolved files
Siddharth Agarwal <sid0@fb.com>
parents: 26649
diff changeset
    64
    D: a file that the external merge driver will merge internally
6ff5534c8afc merge.mergestate: add support for persisting driver-resolved files
Siddharth Agarwal <sid0@fb.com>
parents: 26649
diff changeset
    65
       (experimental)
26649
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
    66
    m: the external merge driver defined for this merge plus its run state
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
    67
       (experimental)
27027
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
    68
    X: unsupported mandatory record type (used in tests)
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
    69
    x: unsupported advisory record type (used in tests)
26649
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
    70
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
    71
    Merge driver run states (experimental):
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
    72
    u: driver-resolved files unmarked -- needs to be run next time we're about
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
    73
       to resolve or commit
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
    74
    m: driver-resolved files marked -- only needs to be run before commit
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
    75
    s: success/skipped -- does not need to be run any more
27022
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
    76
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
    77
    '''
23380
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
    78
    statepathv1 = 'merge/state'
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
    79
    statepathv2 = 'merge/state2'
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
    80
26987
416b2b7d3068 mergestate: add a constructor that sets up a clean merge state
Siddharth Agarwal <sid0@fb.com>
parents: 26986
diff changeset
    81
    @staticmethod
416b2b7d3068 mergestate: add a constructor that sets up a clean merge state
Siddharth Agarwal <sid0@fb.com>
parents: 26986
diff changeset
    82
    def clean(repo, node=None, other=None):
416b2b7d3068 mergestate: add a constructor that sets up a clean merge state
Siddharth Agarwal <sid0@fb.com>
parents: 26986
diff changeset
    83
        """Initialize a brand new merge state, removing any existing state on
416b2b7d3068 mergestate: add a constructor that sets up a clean merge state
Siddharth Agarwal <sid0@fb.com>
parents: 26986
diff changeset
    84
        disk."""
416b2b7d3068 mergestate: add a constructor that sets up a clean merge state
Siddharth Agarwal <sid0@fb.com>
parents: 26986
diff changeset
    85
        ms = mergestate(repo)
416b2b7d3068 mergestate: add a constructor that sets up a clean merge state
Siddharth Agarwal <sid0@fb.com>
parents: 26986
diff changeset
    86
        ms.reset(node, other)
416b2b7d3068 mergestate: add a constructor that sets up a clean merge state
Siddharth Agarwal <sid0@fb.com>
parents: 26986
diff changeset
    87
        return ms
416b2b7d3068 mergestate: add a constructor that sets up a clean merge state
Siddharth Agarwal <sid0@fb.com>
parents: 26986
diff changeset
    88
26991
2ddc92bae4a7 mergestate: add a constructor that reads state from disk
Siddharth Agarwal <sid0@fb.com>
parents: 26990
diff changeset
    89
    @staticmethod
2ddc92bae4a7 mergestate: add a constructor that reads state from disk
Siddharth Agarwal <sid0@fb.com>
parents: 26990
diff changeset
    90
    def read(repo):
2ddc92bae4a7 mergestate: add a constructor that reads state from disk
Siddharth Agarwal <sid0@fb.com>
parents: 26990
diff changeset
    91
        """Initialize the merge state, reading it from disk."""
2ddc92bae4a7 mergestate: add a constructor that reads state from disk
Siddharth Agarwal <sid0@fb.com>
parents: 26990
diff changeset
    92
        ms = mergestate(repo)
27005
3185c01c551c mergestate: move _read() call to read constructor
Siddharth Agarwal <sid0@fb.com>
parents: 26991
diff changeset
    93
        ms._read()
26991
2ddc92bae4a7 mergestate: add a constructor that reads state from disk
Siddharth Agarwal <sid0@fb.com>
parents: 26990
diff changeset
    94
        return ms
2ddc92bae4a7 mergestate: add a constructor that reads state from disk
Siddharth Agarwal <sid0@fb.com>
parents: 26990
diff changeset
    95
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
    96
    def __init__(self, repo):
27005
3185c01c551c mergestate: move _read() call to read constructor
Siddharth Agarwal <sid0@fb.com>
parents: 26991
diff changeset
    97
        """Initialize the merge state.
3185c01c551c mergestate: move _read() call to read constructor
Siddharth Agarwal <sid0@fb.com>
parents: 26991
diff changeset
    98
3185c01c551c mergestate: move _read() call to read constructor
Siddharth Agarwal <sid0@fb.com>
parents: 26991
diff changeset
    99
        Do not use this directly! Instead call read() or clean()."""
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   100
        self._repo = repo
12369
6f0d9d79111f merge: delay writing the mergestate during until commit is called
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 12279
diff changeset
   101
        self._dirty = False
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   102
20591
02c60e380fd0 merge: record the "other" node in merge state
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20590
diff changeset
   103
    def reset(self, node=None, other=None):
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   104
        self._state = {}
21261
6ca05c46aa95 mergestate: consistently set variables to None
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21203
diff changeset
   105
        self._local = None
6ca05c46aa95 mergestate: consistently set variables to None
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21203
diff changeset
   106
        self._other = None
27130
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   107
        for var in ('localctx', 'otherctx'):
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   108
            if var in vars(self):
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   109
                delattr(self, var)
7848
89e05c02a4af resolve: move reset to localrepo.commit
Matt Mackall <mpm@selenic.com>
parents: 7768
diff changeset
   110
        if node:
89e05c02a4af resolve: move reset to localrepo.commit
Matt Mackall <mpm@selenic.com>
parents: 7768
diff changeset
   111
            self._local = node
20591
02c60e380fd0 merge: record the "other" node in merge state
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20590
diff changeset
   112
            self._other = other
26768
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   113
        self._readmergedriver = None
26769
5b00ec4c05cb merge.mergestate: set merge driver state to 's' if there's none present
Siddharth Agarwal <sid0@fb.com>
parents: 26768
diff changeset
   114
        if self.mergedriver:
5b00ec4c05cb merge.mergestate: set merge driver state to 's' if there's none present
Siddharth Agarwal <sid0@fb.com>
parents: 26768
diff changeset
   115
            self._mdstate = 's'
5b00ec4c05cb merge.mergestate: set merge driver state to 's' if there's none present
Siddharth Agarwal <sid0@fb.com>
parents: 26768
diff changeset
   116
        else:
5b00ec4c05cb merge.mergestate: set merge driver state to 's' if there's none present
Siddharth Agarwal <sid0@fb.com>
parents: 26768
diff changeset
   117
            self._mdstate = 'u'
23380
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
   118
        shutil.rmtree(self._repo.join('merge'), True)
27074
78b0c88ab0db mergestate._resolve: store return code and action for each file
Siddharth Agarwal <sid0@fb.com>
parents: 27049
diff changeset
   119
        self._results = {}
12369
6f0d9d79111f merge: delay writing the mergestate during until commit is called
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 12279
diff changeset
   120
        self._dirty = False
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   121
6518
92ccccb55ba3 resolve: new command
Matt Mackall <mpm@selenic.com>
parents: 6517
diff changeset
   122
    def _read(self):
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   123
        """Analyse each record content to restore a serialized state from disk
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   124
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   125
        This function process "record" entry produced by the de-serialization
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   126
        of on disk file.
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   127
        """
6518
92ccccb55ba3 resolve: new command
Matt Mackall <mpm@selenic.com>
parents: 6517
diff changeset
   128
        self._state = {}
21261
6ca05c46aa95 mergestate: consistently set variables to None
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21203
diff changeset
   129
        self._local = None
6ca05c46aa95 mergestate: consistently set variables to None
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21203
diff changeset
   130
        self._other = None
27130
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   131
        for var in ('localctx', 'otherctx'):
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   132
            if var in vars(self):
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   133
                delattr(self, var)
26768
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   134
        self._readmergedriver = None
26769
5b00ec4c05cb merge.mergestate: set merge driver state to 's' if there's none present
Siddharth Agarwal <sid0@fb.com>
parents: 26768
diff changeset
   135
        self._mdstate = 's'
26986
1ee5e48f09d4 mergestate: raise structured exception for unsupported merge records
Siddharth Agarwal <sid0@fb.com>
parents: 26975
diff changeset
   136
        unsupported = set()
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   137
        records = self._readrecords()
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   138
        for rtype, record in records:
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   139
            if rtype == 'L':
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   140
                self._local = bin(record)
20591
02c60e380fd0 merge: record the "other" node in merge state
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20590
diff changeset
   141
            elif rtype == 'O':
02c60e380fd0 merge: record the "other" node in merge state
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20590
diff changeset
   142
                self._other = bin(record)
26649
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
   143
            elif rtype == 'm':
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
   144
                bits = record.split('\0', 1)
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
   145
                mdstate = bits[1]
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
   146
                if len(mdstate) != 1 or mdstate not in 'ums':
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
   147
                    # the merge driver should be idempotent, so just rerun it
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
   148
                    mdstate = 'u'
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
   149
26768
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   150
                self._readmergedriver = bits[0]
26649
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
   151
                self._mdstate = mdstate
27031
8be0af32e513 mergestate: allow storing and retrieving change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27027
diff changeset
   152
            elif rtype in 'FDC':
23380
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
   153
                bits = record.split('\0')
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   154
                self._state[bits[0]] = bits[1:]
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   155
            elif not rtype.islower():
26986
1ee5e48f09d4 mergestate: raise structured exception for unsupported merge records
Siddharth Agarwal <sid0@fb.com>
parents: 26975
diff changeset
   156
                unsupported.add(rtype)
27074
78b0c88ab0db mergestate._resolve: store return code and action for each file
Siddharth Agarwal <sid0@fb.com>
parents: 27049
diff changeset
   157
        self._results = {}
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   158
        self._dirty = False
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   159
26986
1ee5e48f09d4 mergestate: raise structured exception for unsupported merge records
Siddharth Agarwal <sid0@fb.com>
parents: 26975
diff changeset
   160
        if unsupported:
1ee5e48f09d4 mergestate: raise structured exception for unsupported merge records
Siddharth Agarwal <sid0@fb.com>
parents: 26975
diff changeset
   161
            raise error.UnsupportedMergeRecords(unsupported)
1ee5e48f09d4 mergestate: raise structured exception for unsupported merge records
Siddharth Agarwal <sid0@fb.com>
parents: 26975
diff changeset
   162
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   163
    def _readrecords(self):
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   164
        """Read merge state from disk and return a list of record (TYPE, data)
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   165
21024
7731a2281cf0 spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents: 20945
diff changeset
   166
        We read data from both v1 and v2 files and decide which one to use.
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   167
21024
7731a2281cf0 spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents: 20945
diff changeset
   168
        V1 has been used by version prior to 2.9.1 and contains less data than
7731a2281cf0 spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents: 20945
diff changeset
   169
        v2. We read both versions and check if no data in v2 contradicts
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   170
        v1. If there is not contradiction we can safely assume that both v1
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   171
        and v2 were written at the same time and use the extract data in v2. If
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   172
        there is contradiction we ignore v2 content as we assume an old version
21024
7731a2281cf0 spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents: 20945
diff changeset
   173
        of Mercurial has overwritten the mergestate file and left an old v2
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   174
        file around.
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   175
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   176
        returns list of record [(TYPE, data), ...]"""
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   177
        v1records = self._readrecordsv1()
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   178
        v2records = self._readrecordsv2()
26500
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   179
        if self._v1v2match(v1records, v2records):
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   180
            return v2records
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   181
        else:
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   182
            # v1 file is newer than v2 file, use it
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   183
            # we have to infer the "other" changeset of the merge
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   184
            # we cannot do better than that with v1 of the format
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   185
            mctx = self._repo[None].parents()[-1]
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   186
            v1records.append(('O', mctx.hex()))
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   187
            # add place holder "other" file node information
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   188
            # nobody is using it yet so we do no need to fetch the data
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   189
            # if mctx was wrong `mctx[bits[-2]]` may fails.
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   190
            for idx, r in enumerate(v1records):
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   191
                if r[0] == 'F':
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   192
                    bits = r[1].split('\0')
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   193
                    bits.insert(-2, '')
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   194
                    v1records[idx] = (r[0], '\0'.join(bits))
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   195
            return v1records
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   196
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   197
    def _v1v2match(self, v1records, v2records):
20593
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   198
        oldv2 = set() # old format version of v2 record
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   199
        for rec in v2records:
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   200
            if rec[0] == 'L':
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   201
                oldv2.add(rec)
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   202
            elif rec[0] == 'F':
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   203
                # drop the onode data (not contained in v1)
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   204
                oldv2.add(('F', _droponode(rec[1])))
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   205
        for rec in v1records:
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   206
            if rec not in oldv2:
26500
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   207
                return False
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   208
        else:
26500
5bd7c4c07f6d merge.mergestate: factor out code to validate v1/v2 records
Siddharth Agarwal <sid0@fb.com>
parents: 26361
diff changeset
   209
            return True
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   210
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   211
    def _readrecordsv1(self):
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   212
        """read on disk merge state for version 1 file
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   213
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   214
        returns list of record [(TYPE, data), ...]
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   215
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   216
        Note: the "F" data from this file are one entry short
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   217
              (no "other file node" entry)
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   218
        """
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   219
        records = []
6518
92ccccb55ba3 resolve: new command
Matt Mackall <mpm@selenic.com>
parents: 6517
diff changeset
   220
        try:
23877
7cc77030c557 localrepo: remove all external users of localrepo.opener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23656
diff changeset
   221
            f = self._repo.vfs(self.statepathv1)
6530
4b92591c69a7 merge: replace readline() call, missing from posixfile_nt
Patrick Mezard <pmezard@gmail.com>
parents: 6518
diff changeset
   222
            for i, l in enumerate(f):
4b92591c69a7 merge: replace readline() call, missing from posixfile_nt
Patrick Mezard <pmezard@gmail.com>
parents: 6518
diff changeset
   223
                if i == 0:
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   224
                    records.append(('L', l[:-1]))
6530
4b92591c69a7 merge: replace readline() call, missing from posixfile_nt
Patrick Mezard <pmezard@gmail.com>
parents: 6518
diff changeset
   225
                else:
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   226
                    records.append(('F', l[:-1]))
13400
14f3795a5ed7 explicitly close files
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents: 13323
diff changeset
   227
            f.close()
25660
328739ea70c3 global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25151
diff changeset
   228
        except IOError as err:
6518
92ccccb55ba3 resolve: new command
Matt Mackall <mpm@selenic.com>
parents: 6517
diff changeset
   229
            if err.errno != errno.ENOENT:
92ccccb55ba3 resolve: new command
Matt Mackall <mpm@selenic.com>
parents: 6517
diff changeset
   230
                raise
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   231
        return records
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   232
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   233
    def _readrecordsv2(self):
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   234
        """read on disk merge state for version 2 file
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   235
27022
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
   236
        This format is a list of arbitrary records of the form:
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
   237
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
   238
          [type][length][content]
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
   239
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
   240
        `type` is a single character, `length` is a 4 byte integer, and
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
   241
        `content` is an arbitrary byte sequence of length `length`.
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
   242
27027
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   243
        Mercurial versions prior to 3.7 have a bug where if there are
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   244
        unsupported mandatory merge records, attempting to clear out the merge
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   245
        state with hg update --clean or similar aborts. The 't' record type
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   246
        works around that by writing out what those versions treat as an
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   247
        advisory record, but later versions interpret as special: the first
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   248
        character is the 'real' record type and everything onwards is the data.
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   249
27022
35102876d648 mergestate: move binary format documentation into _readrecordsv2
Siddharth Agarwal <sid0@fb.com>
parents: 27006
diff changeset
   250
        Returns list of records [(TYPE, data), ...]."""
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   251
        records = []
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   252
        try:
23877
7cc77030c557 localrepo: remove all external users of localrepo.opener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23656
diff changeset
   253
            f = self._repo.vfs(self.statepathv2)
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   254
            data = f.read()
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   255
            off = 0
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   256
            end = len(data)
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   257
            while off < end:
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   258
                rtype = data[off]
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   259
                off += 1
20607
abd448767465 merge: fix spelling of length
Olle Lundberg <geek@nerd.sh>
parents: 20594
diff changeset
   260
                length = _unpack('>I', data[off:(off + 4)])[0]
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   261
                off += 4
20607
abd448767465 merge: fix spelling of length
Olle Lundberg <geek@nerd.sh>
parents: 20594
diff changeset
   262
                record = data[off:(off + length)]
abd448767465 merge: fix spelling of length
Olle Lundberg <geek@nerd.sh>
parents: 20594
diff changeset
   263
                off += length
27027
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   264
                if rtype == 't':
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   265
                    rtype, record = record[0], record[1:]
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   266
                records.append((rtype, record))
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   267
            f.close()
25660
328739ea70c3 global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25151
diff changeset
   268
        except IOError as err:
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   269
            if err.errno != errno.ENOENT:
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   270
                raise
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   271
        return records
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   272
26649
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
   273
    @util.propertycache
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
   274
    def mergedriver(self):
26768
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   275
        # protect against the following:
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   276
        # - A configures a malicious merge driver in their hgrc, then
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   277
        #   pauses the merge
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   278
        # - A edits their hgrc to remove references to the merge driver
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   279
        # - A gives a copy of their entire repo, including .hg, to B
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   280
        # - B inspects .hgrc and finds it to be clean
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   281
        # - B then continues the merge and the malicious merge driver
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   282
        #  gets invoked
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   283
        configmergedriver = self._repo.ui.config('experimental', 'mergedriver')
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   284
        if (self._readmergedriver is not None
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   285
            and self._readmergedriver != configmergedriver):
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   286
            raise error.ConfigError(
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   287
                _("merge driver changed since merge started"),
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   288
                hint=_("revert merge driver change or abort merge"))
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   289
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   290
        return configmergedriver
ac68769a5985 merge.mergestate: only check for merge driver when property is accessed
Siddharth Agarwal <sid0@fb.com>
parents: 26766
diff changeset
   291
26765
45976219eb80 merge.mergestate: add a way to get the other side of the merge
Siddharth Agarwal <sid0@fb.com>
parents: 26752
diff changeset
   292
    @util.propertycache
27130
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   293
    def localctx(self):
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   294
        if self._local is None:
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   295
            raise RuntimeError("localctx accessed but self._local isn't set")
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   296
        return self._repo[self._local]
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   297
6f045b563fa5 mergestate: add a cached property accessor for the local context
Siddharth Agarwal <sid0@fb.com>
parents: 27129
diff changeset
   298
    @util.propertycache
26765
45976219eb80 merge.mergestate: add a way to get the other side of the merge
Siddharth Agarwal <sid0@fb.com>
parents: 26752
diff changeset
   299
    def otherctx(self):
27129
1bf1a7c3df43 mergestate: raise exception if otherctx is accessed but _other isn't set
Siddharth Agarwal <sid0@fb.com>
parents: 27122
diff changeset
   300
        if self._other is None:
1bf1a7c3df43 mergestate: raise exception if otherctx is accessed but _other isn't set
Siddharth Agarwal <sid0@fb.com>
parents: 27122
diff changeset
   301
            raise RuntimeError("localctx accessed but self._local isn't set")
26765
45976219eb80 merge.mergestate: add a way to get the other side of the merge
Siddharth Agarwal <sid0@fb.com>
parents: 26752
diff changeset
   302
        return self._repo[self._other]
26649
f618b6aa8cdd merge.mergestate: add support for persisting a custom merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26641
diff changeset
   303
21264
4e932dc5c113 resolve: abort when not applicable (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21261
diff changeset
   304
    def active(self):
4e932dc5c113 resolve: abort when not applicable (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21261
diff changeset
   305
        """Whether mergestate is active.
4e932dc5c113 resolve: abort when not applicable (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21261
diff changeset
   306
4e932dc5c113 resolve: abort when not applicable (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21261
diff changeset
   307
        Returns True if there appears to be mergestate. This is a rough proxy
4e932dc5c113 resolve: abort when not applicable (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21261
diff changeset
   308
        for "is a merge in progress."
4e932dc5c113 resolve: abort when not applicable (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21261
diff changeset
   309
        """
4e932dc5c113 resolve: abort when not applicable (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21261
diff changeset
   310
        # Check local variables before looking at filesystem for performance
4e932dc5c113 resolve: abort when not applicable (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21261
diff changeset
   311
        # reasons.
4e932dc5c113 resolve: abort when not applicable (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21261
diff changeset
   312
        return bool(self._local) or bool(self._state) or \
23877
7cc77030c557 localrepo: remove all external users of localrepo.opener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23656
diff changeset
   313
               self._repo.vfs.exists(self.statepathv1) or \
7cc77030c557 localrepo: remove all external users of localrepo.opener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23656
diff changeset
   314
               self._repo.vfs.exists(self.statepathv2)
21264
4e932dc5c113 resolve: abort when not applicable (BC)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21261
diff changeset
   315
12369
6f0d9d79111f merge: delay writing the mergestate during until commit is called
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 12279
diff changeset
   316
    def commit(self):
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   317
        """Write current state on disk (if necessary)"""
12369
6f0d9d79111f merge: delay writing the mergestate during until commit is called
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 12279
diff changeset
   318
        if self._dirty:
27006
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   319
            records = self._makerecords()
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   320
            self._writerecords(records)
12369
6f0d9d79111f merge: delay writing the mergestate during until commit is called
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 12279
diff changeset
   321
            self._dirty = False
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   322
27006
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   323
    def _makerecords(self):
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   324
        records = []
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   325
        records.append(('L', hex(self._local)))
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   326
        records.append(('O', hex(self._other)))
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   327
        if self.mergedriver:
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   328
            records.append(('m', '\0'.join([
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   329
                self.mergedriver, self._mdstate])))
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   330
        for d, v in self._state.iteritems():
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   331
            if v[0] == 'd':
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   332
                records.append(('D', '\0'.join([d] + v)))
27031
8be0af32e513 mergestate: allow storing and retrieving change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27027
diff changeset
   333
            # v[1] == local ('cd'), v[6] == other ('dc') -- not supported by
8be0af32e513 mergestate: allow storing and retrieving change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27027
diff changeset
   334
            # older versions of Mercurial
8be0af32e513 mergestate: allow storing and retrieving change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27027
diff changeset
   335
            elif v[1] == nullhex or v[6] == nullhex:
8be0af32e513 mergestate: allow storing and retrieving change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27027
diff changeset
   336
                records.append(('C', '\0'.join([d] + v)))
27006
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   337
            else:
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   338
                records.append(('F', '\0'.join([d] + v)))
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   339
        return records
9d58dc193c46 mergestate.commit: factor out making the list of records
Siddharth Agarwal <sid0@fb.com>
parents: 27005
diff changeset
   340
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   341
    def _writerecords(self, records):
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   342
        """Write current state on disk (both v1 and v2)"""
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   343
        self._writerecordsv1(records)
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   344
        self._writerecordsv2(records)
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   345
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   346
    def _writerecordsv1(self, records):
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   347
        """Write current state on disk in a version 1 file"""
23877
7cc77030c557 localrepo: remove all external users of localrepo.opener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23656
diff changeset
   348
        f = self._repo.vfs(self.statepathv1, 'w')
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   349
        irecords = iter(records)
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   350
        lrecords = irecords.next()
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   351
        assert lrecords[0] == 'L'
23380
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
   352
        f.write(hex(self._local) + '\n')
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   353
        for rtype, data in irecords:
23380
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
   354
            if rtype == 'F':
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
   355
                f.write('%s\n' % _droponode(data))
20589
31993cd23b11 merge: change the merge state serialisation to use a record based logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20588
diff changeset
   356
        f.close()
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   357
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   358
    def _writerecordsv2(self, records):
27027
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   359
        """Write current state on disk in a version 2 file
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   360
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   361
        See the docstring for _readrecordsv2 for why we use 't'."""
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   362
        # these are the records that all version 2 clients can read
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   363
        whitelist = 'LOF'
23877
7cc77030c557 localrepo: remove all external users of localrepo.opener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23656
diff changeset
   364
        f = self._repo.vfs(self.statepathv2, 'w')
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   365
        for key, data in records:
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   366
            assert len(key) == 1
27027
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   367
            if key not in whitelist:
a01ecbcfaf84 mergestate: handle additional record types specially
Siddharth Agarwal <sid0@fb.com>
parents: 27022
diff changeset
   368
                key, data = 't', '%s%s' % (key, data)
23380
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
   369
            format = '>sI%is' % len(data)
20590
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   370
            f.write(_pack(format, key, len(data), data))
2b7d54e929b4 merge: introduce new format for the state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20589
diff changeset
   371
        f.close()
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   372
18338
384df4db6520 merge: merge file flags together with file content
Mads Kiilerich <mads@kiilerich.com>
parents: 18336
diff changeset
   373
    def add(self, fcl, fco, fca, fd):
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   374
        """add a new (potentially?) conflicting file the merge state
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   375
        fcl: file context for local,
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   376
        fco: file context for remote,
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   377
        fca: file context for ancestors,
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   378
        fd:  file path of the resulting merge.
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   379
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   380
        note: also write the local version to the `.hg/merge` directory.
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   381
        """
27049
0d61f7ec7f76 mergestate.add: store absentfilectxes as nullhex
Siddharth Agarwal <sid0@fb.com>
parents: 27048
diff changeset
   382
        if fcl.isabsent():
0d61f7ec7f76 mergestate.add: store absentfilectxes as nullhex
Siddharth Agarwal <sid0@fb.com>
parents: 27048
diff changeset
   383
            hash = nullhex
0d61f7ec7f76 mergestate.add: store absentfilectxes as nullhex
Siddharth Agarwal <sid0@fb.com>
parents: 27048
diff changeset
   384
        else:
0d61f7ec7f76 mergestate.add: store absentfilectxes as nullhex
Siddharth Agarwal <sid0@fb.com>
parents: 27048
diff changeset
   385
            hash = util.sha1(fcl.path()).hexdigest()
0d61f7ec7f76 mergestate.add: store absentfilectxes as nullhex
Siddharth Agarwal <sid0@fb.com>
parents: 27048
diff changeset
   386
            self._repo.vfs.write('merge/' + hash, fcl.data())
20593
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   387
        self._state[fd] = ['u', hash, fcl.path(),
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   388
                           fca.path(), hex(fca.filenode()),
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   389
                           fco.path(), hex(fco.filenode()),
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   390
                           fcl.flags()]
12369
6f0d9d79111f merge: delay writing the mergestate during until commit is called
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 12279
diff changeset
   391
        self._dirty = True
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   392
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   393
    def __contains__(self, dfile):
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   394
        return dfile in self._state
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   395
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   396
    def __getitem__(self, dfile):
6518
92ccccb55ba3 resolve: new command
Matt Mackall <mpm@selenic.com>
parents: 6517
diff changeset
   397
        return self._state[dfile][0]
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   398
6518
92ccccb55ba3 resolve: new command
Matt Mackall <mpm@selenic.com>
parents: 6517
diff changeset
   399
    def __iter__(self):
21268
a0b8a912ec81 merge: simplify mergestate iter
Mads Kiilerich <mads@kiilerich.com>
parents: 21266
diff changeset
   400
        return iter(sorted(self._state))
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   401
19285
feaf5749d7a4 merge: add a files method to the mergestate class
Bryan O'Sullivan <bryano@fb.com>
parents: 19226
diff changeset
   402
    def files(self):
feaf5749d7a4 merge: add a files method to the mergestate class
Bryan O'Sullivan <bryano@fb.com>
parents: 19226
diff changeset
   403
        return self._state.keys()
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   404
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   405
    def mark(self, dfile, state):
6518
92ccccb55ba3 resolve: new command
Matt Mackall <mpm@selenic.com>
parents: 6517
diff changeset
   406
        self._state[dfile][0] = state
12369
6f0d9d79111f merge: delay writing the mergestate during until commit is called
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 12279
diff changeset
   407
        self._dirty = True
20651
c1a52dd56eb4 merge: add blank line between mergestate's method
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20642
diff changeset
   408
26766
a83110faece1 merge.mergestate: add a way to get the merge driver state
Siddharth Agarwal <sid0@fb.com>
parents: 26765
diff changeset
   409
    def mdstate(self):
a83110faece1 merge.mergestate: add a way to get the merge driver state
Siddharth Agarwal <sid0@fb.com>
parents: 26765
diff changeset
   410
        return self._mdstate
a83110faece1 merge.mergestate: add a way to get the merge driver state
Siddharth Agarwal <sid0@fb.com>
parents: 26765
diff changeset
   411
21266
19d6fec60b81 resolve: print message when no unresolved files remain (issue4214)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21264
diff changeset
   412
    def unresolved(self):
19d6fec60b81 resolve: print message when no unresolved files remain (issue4214)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21264
diff changeset
   413
        """Obtain the paths of unresolved files."""
19d6fec60b81 resolve: print message when no unresolved files remain (issue4214)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21264
diff changeset
   414
19d6fec60b81 resolve: print message when no unresolved files remain (issue4214)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21264
diff changeset
   415
        for f, entry in self._state.items():
19d6fec60b81 resolve: print message when no unresolved files remain (issue4214)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21264
diff changeset
   416
            if entry[0] == 'u':
19d6fec60b81 resolve: print message when no unresolved files remain (issue4214)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21264
diff changeset
   417
                yield f
19d6fec60b81 resolve: print message when no unresolved files remain (issue4214)
Gregory Szorc <gregory.szorc@gmail.com>
parents: 21264
diff changeset
   418
26740
f4a27c05c43f merge.mergestate: add a generator for driver-resolved files
Siddharth Agarwal <sid0@fb.com>
parents: 26682
diff changeset
   419
    def driverresolved(self):
f4a27c05c43f merge.mergestate: add a generator for driver-resolved files
Siddharth Agarwal <sid0@fb.com>
parents: 26682
diff changeset
   420
        """Obtain the paths of driver-resolved files."""
f4a27c05c43f merge.mergestate: add a generator for driver-resolved files
Siddharth Agarwal <sid0@fb.com>
parents: 26682
diff changeset
   421
f4a27c05c43f merge.mergestate: add a generator for driver-resolved files
Siddharth Agarwal <sid0@fb.com>
parents: 26682
diff changeset
   422
        for f, entry in self._state.items():
f4a27c05c43f merge.mergestate: add a generator for driver-resolved files
Siddharth Agarwal <sid0@fb.com>
parents: 26682
diff changeset
   423
            if entry[0] == 'd':
f4a27c05c43f merge.mergestate: add a generator for driver-resolved files
Siddharth Agarwal <sid0@fb.com>
parents: 26682
diff changeset
   424
                yield f
f4a27c05c43f merge.mergestate: add a generator for driver-resolved files
Siddharth Agarwal <sid0@fb.com>
parents: 26682
diff changeset
   425
26617
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   426
    def _resolve(self, preresolve, dfile, wctx, labels=None):
20652
2a4871c2511d merge: adds documentation to the mergestate class
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20651
diff changeset
   427
        """rerun merge process for file path `dfile`"""
26651
d58f2f0e2b19 merge.mergedriver: don't try resolving files marked driver-resolved
Siddharth Agarwal <sid0@fb.com>
parents: 26650
diff changeset
   428
        if self[dfile] in 'rd':
26616
2f1fce0d4e86 merge.mergestate._resolve: also return completed status
Siddharth Agarwal <sid0@fb.com>
parents: 26615
diff changeset
   429
            return True, 0
20593
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   430
        stateentry = self._state[dfile]
3678707e4017 merge: add "other" file node in the merge state file
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20592
diff changeset
   431
        state, hash, lfile, afile, anode, ofile, onode, flags = stateentry
20594
ba619c50a355 resolve: use "other" changeset from merge state (issue4163)
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20593
diff changeset
   432
        octx = self._repo[self._other]
27048
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   433
        fcd = self._filectxorabsent(hash, wctx, dfile)
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   434
        fco = self._filectxorabsent(onode, octx, ofile)
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   435
        # TODO: move this to filectxorabsent
18338
384df4db6520 merge: merge file flags together with file content
Mads Kiilerich <mads@kiilerich.com>
parents: 18336
diff changeset
   436
        fca = self._repo.filectx(afile, fileid=anode)
384df4db6520 merge: merge file flags together with file content
Mads Kiilerich <mads@kiilerich.com>
parents: 18336
diff changeset
   437
        # "premerge" x flags
384df4db6520 merge: merge file flags together with file content
Mads Kiilerich <mads@kiilerich.com>
parents: 18336
diff changeset
   438
        flo = fco.flags()
384df4db6520 merge: merge file flags together with file content
Mads Kiilerich <mads@kiilerich.com>
parents: 18336
diff changeset
   439
        fla = fca.flags()
384df4db6520 merge: merge file flags together with file content
Mads Kiilerich <mads@kiilerich.com>
parents: 18336
diff changeset
   440
        if 'x' in flags + flo + fla and 'l' not in flags + flo + fla:
384df4db6520 merge: merge file flags together with file content
Mads Kiilerich <mads@kiilerich.com>
parents: 18336
diff changeset
   441
            if fca.node() == nullid:
26617
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   442
                if preresolve:
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   443
                    self._repo.ui.warn(
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   444
                        _('warning: cannot merge flags for %s\n') % afile)
18338
384df4db6520 merge: merge file flags together with file content
Mads Kiilerich <mads@kiilerich.com>
parents: 18336
diff changeset
   445
            elif flags == fla:
384df4db6520 merge: merge file flags together with file content
Mads Kiilerich <mads@kiilerich.com>
parents: 18336
diff changeset
   446
                flags = flo
26617
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   447
        if preresolve:
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   448
            # restore local
27048
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   449
            if hash != nullhex:
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   450
                f = self._repo.vfs('merge/' + hash)
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   451
                self._repo.wwrite(dfile, f.read(), flags)
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   452
                f.close()
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   453
            else:
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   454
                self._repo.wvfs.unlinkpath(dfile, ignoremissing=True)
27034
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27031
diff changeset
   455
            complete, r, deleted = filemerge.premerge(self._repo, self._local,
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27031
diff changeset
   456
                                                      lfile, fcd, fco, fca,
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27031
diff changeset
   457
                                                      labels=labels)
26617
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   458
        else:
27034
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27031
diff changeset
   459
            complete, r, deleted = filemerge.filemerge(self._repo, self._local,
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27031
diff changeset
   460
                                                       lfile, fcd, fco, fca,
86ede9eda252 filemerge: return whether the file was deleted
Siddharth Agarwal <sid0@fb.com>
parents: 27031
diff changeset
   461
                                                       labels=labels)
13536
fac040b7e822 merge: drop resolve state for mergers with identical contents (issue2680)
Matt Mackall <mpm@selenic.com>
parents: 13437
diff changeset
   462
        if r is None:
fac040b7e822 merge: drop resolve state for mergers with identical contents (issue2680)
Matt Mackall <mpm@selenic.com>
parents: 13437
diff changeset
   463
            # no real conflict
fac040b7e822 merge: drop resolve state for mergers with identical contents (issue2680)
Matt Mackall <mpm@selenic.com>
parents: 13437
diff changeset
   464
            del self._state[dfile]
20792
89059c450c56 merge: mark mergestate as dirty when resolve changes _state
Mads Kiilerich <madski@unity3d.com>
parents: 20652
diff changeset
   465
            self._dirty = True
13536
fac040b7e822 merge: drop resolve state for mergers with identical contents (issue2680)
Matt Mackall <mpm@selenic.com>
parents: 13437
diff changeset
   466
        elif not r:
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   467
            self.mark(dfile, 'r')
27035
de7bf242644e merge.mergestate: compute dirstate action
Siddharth Agarwal <sid0@fb.com>
parents: 27034
diff changeset
   468
de7bf242644e merge.mergestate: compute dirstate action
Siddharth Agarwal <sid0@fb.com>
parents: 27034
diff changeset
   469
        if complete:
27075
6373330155b2 mergestate._resolve: don't return the action any more
Siddharth Agarwal <sid0@fb.com>
parents: 27074
diff changeset
   470
            action = None
27035
de7bf242644e merge.mergestate: compute dirstate action
Siddharth Agarwal <sid0@fb.com>
parents: 27034
diff changeset
   471
            if deleted:
27122
77d760ba8dcd mergestate: explicitly forget 'dc' conflicts where the deleted side is picked
Siddharth Agarwal <sid0@fb.com>
parents: 27121
diff changeset
   472
                if fcd.isabsent():
77d760ba8dcd mergestate: explicitly forget 'dc' conflicts where the deleted side is picked
Siddharth Agarwal <sid0@fb.com>
parents: 27121
diff changeset
   473
                    # dc: local picked. Need to drop if present, which may
77d760ba8dcd mergestate: explicitly forget 'dc' conflicts where the deleted side is picked
Siddharth Agarwal <sid0@fb.com>
parents: 27121
diff changeset
   474
                    # happen on re-resolves.
77d760ba8dcd mergestate: explicitly forget 'dc' conflicts where the deleted side is picked
Siddharth Agarwal <sid0@fb.com>
parents: 27121
diff changeset
   475
                    action = 'f'
77d760ba8dcd mergestate: explicitly forget 'dc' conflicts where the deleted side is picked
Siddharth Agarwal <sid0@fb.com>
parents: 27121
diff changeset
   476
                else:
27035
de7bf242644e merge.mergestate: compute dirstate action
Siddharth Agarwal <sid0@fb.com>
parents: 27034
diff changeset
   477
                    # cd: remote picked (or otherwise deleted)
de7bf242644e merge.mergestate: compute dirstate action
Siddharth Agarwal <sid0@fb.com>
parents: 27034
diff changeset
   478
                    action = 'r'
de7bf242644e merge.mergestate: compute dirstate action
Siddharth Agarwal <sid0@fb.com>
parents: 27034
diff changeset
   479
            else:
de7bf242644e merge.mergestate: compute dirstate action
Siddharth Agarwal <sid0@fb.com>
parents: 27034
diff changeset
   480
                if fcd.isabsent(): # dc: remote picked
de7bf242644e merge.mergestate: compute dirstate action
Siddharth Agarwal <sid0@fb.com>
parents: 27034
diff changeset
   481
                    action = 'g'
de7bf242644e merge.mergestate: compute dirstate action
Siddharth Agarwal <sid0@fb.com>
parents: 27034
diff changeset
   482
                elif fco.isabsent(): # cd: local picked
27131
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
   483
                    if dfile in self.localctx:
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
   484
                        action = 'am'
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
   485
                    else:
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
   486
                        action = 'a'
27035
de7bf242644e merge.mergestate: compute dirstate action
Siddharth Agarwal <sid0@fb.com>
parents: 27034
diff changeset
   487
                # else: regular merges (no action necessary)
27074
78b0c88ab0db mergestate._resolve: store return code and action for each file
Siddharth Agarwal <sid0@fb.com>
parents: 27049
diff changeset
   488
            self._results[dfile] = r, action
27035
de7bf242644e merge.mergestate: compute dirstate action
Siddharth Agarwal <sid0@fb.com>
parents: 27034
diff changeset
   489
26616
2f1fce0d4e86 merge.mergestate._resolve: also return completed status
Siddharth Agarwal <sid0@fb.com>
parents: 26615
diff changeset
   490
        return complete, r
2775
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   491
27048
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   492
    def _filectxorabsent(self, hexnode, ctx, f):
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   493
        if hexnode == nullhex:
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   494
            return filemerge.absentfilectx(ctx, f)
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   495
        else:
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   496
            return ctx[f]
86290f6f6599 mergestate._resolve: handle change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27035
diff changeset
   497
26617
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   498
    def preresolve(self, dfile, wctx, labels=None):
26870
ab798d1a230f merge.mergestate: update docstrings for preresolve and resolve
Siddharth Agarwal <sid0@fb.com>
parents: 26821
diff changeset
   499
        """run premerge process for dfile
ab798d1a230f merge.mergestate: update docstrings for preresolve and resolve
Siddharth Agarwal <sid0@fb.com>
parents: 26821
diff changeset
   500
ab798d1a230f merge.mergestate: update docstrings for preresolve and resolve
Siddharth Agarwal <sid0@fb.com>
parents: 26821
diff changeset
   501
        Returns whether the merge is complete, and the exit code."""
26617
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   502
        return self._resolve(True, dfile, wctx, labels=labels)
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   503
26615
c9223a3979b7 merge.mergestate: add a wrapper around resolve
Siddharth Agarwal <sid0@fb.com>
parents: 26611
diff changeset
   504
    def resolve(self, dfile, wctx, labels=None):
26870
ab798d1a230f merge.mergestate: update docstrings for preresolve and resolve
Siddharth Agarwal <sid0@fb.com>
parents: 26821
diff changeset
   505
        """run merge process (assuming premerge was run) for dfile
ab798d1a230f merge.mergestate: update docstrings for preresolve and resolve
Siddharth Agarwal <sid0@fb.com>
parents: 26821
diff changeset
   506
ab798d1a230f merge.mergestate: update docstrings for preresolve and resolve
Siddharth Agarwal <sid0@fb.com>
parents: 26821
diff changeset
   507
        Returns the exit code of the merge."""
26617
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   508
        return self._resolve(False, dfile, wctx, labels=labels)[1]
26615
c9223a3979b7 merge.mergestate: add a wrapper around resolve
Siddharth Agarwal <sid0@fb.com>
parents: 26611
diff changeset
   509
27076
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   510
    def counts(self):
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   511
        """return counts for updated, merged and removed files in this
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   512
        session"""
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   513
        updated, merged, removed = 0, 0, 0
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   514
        for r, action in self._results.itervalues():
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   515
            if r is None:
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   516
                updated += 1
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   517
            elif r == 0:
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   518
                if action == 'r':
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   519
                    removed += 1
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   520
                else:
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   521
                    merged += 1
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   522
        return updated, merged, removed
09139ccf3085 mergestate: add a method to return updated/merged/removed counts
Siddharth Agarwal <sid0@fb.com>
parents: 27075
diff changeset
   523
27077
ca3fbf9dad8c mergestate: add a function to return the number of unresolved files
Siddharth Agarwal <sid0@fb.com>
parents: 27076
diff changeset
   524
    def unresolvedcount(self):
ca3fbf9dad8c mergestate: add a function to return the number of unresolved files
Siddharth Agarwal <sid0@fb.com>
parents: 27076
diff changeset
   525
        """get unresolved count for this merge (persistent)"""
ca3fbf9dad8c mergestate: add a function to return the number of unresolved files
Siddharth Agarwal <sid0@fb.com>
parents: 27076
diff changeset
   526
        return len([True for f, entry in self._state.iteritems()
ca3fbf9dad8c mergestate: add a function to return the number of unresolved files
Siddharth Agarwal <sid0@fb.com>
parents: 27076
diff changeset
   527
                    if entry[0] == 'u'])
ca3fbf9dad8c mergestate: add a function to return the number of unresolved files
Siddharth Agarwal <sid0@fb.com>
parents: 27076
diff changeset
   528
27079
a88a10a933b2 mergestate: add a method to compute actions to perform on dirstate
Siddharth Agarwal <sid0@fb.com>
parents: 27078
diff changeset
   529
    def actions(self):
a88a10a933b2 mergestate: add a method to compute actions to perform on dirstate
Siddharth Agarwal <sid0@fb.com>
parents: 27078
diff changeset
   530
        """return lists of actions to perform on the dirstate"""
27131
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
   531
        actions = {'r': [], 'f': [], 'a': [], 'am': [], 'g': []}
27079
a88a10a933b2 mergestate: add a method to compute actions to perform on dirstate
Siddharth Agarwal <sid0@fb.com>
parents: 27078
diff changeset
   532
        for f, (r, action) in self._results.iteritems():
a88a10a933b2 mergestate: add a method to compute actions to perform on dirstate
Siddharth Agarwal <sid0@fb.com>
parents: 27078
diff changeset
   533
            if action is not None:
a88a10a933b2 mergestate: add a method to compute actions to perform on dirstate
Siddharth Agarwal <sid0@fb.com>
parents: 27078
diff changeset
   534
                actions[action].append((f, None, "merge result"))
a88a10a933b2 mergestate: add a method to compute actions to perform on dirstate
Siddharth Agarwal <sid0@fb.com>
parents: 27078
diff changeset
   535
        return actions
a88a10a933b2 mergestate: add a method to compute actions to perform on dirstate
Siddharth Agarwal <sid0@fb.com>
parents: 27078
diff changeset
   536
27088
e2b79f57903a mergestate: add a way to record pending dirstate actions
Siddharth Agarwal <sid0@fb.com>
parents: 27087
diff changeset
   537
    def recordactions(self):
e2b79f57903a mergestate: add a way to record pending dirstate actions
Siddharth Agarwal <sid0@fb.com>
parents: 27087
diff changeset
   538
        """record remove/add/get actions in the dirstate"""
e2b79f57903a mergestate: add a way to record pending dirstate actions
Siddharth Agarwal <sid0@fb.com>
parents: 27087
diff changeset
   539
        branchmerge = self._repo.dirstate.p2() != nullid
e2b79f57903a mergestate: add a way to record pending dirstate actions
Siddharth Agarwal <sid0@fb.com>
parents: 27087
diff changeset
   540
        recordupdates(self._repo, self.actions(), branchmerge)
e2b79f57903a mergestate: add a way to record pending dirstate actions
Siddharth Agarwal <sid0@fb.com>
parents: 27087
diff changeset
   541
27090
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   542
    def queueremove(self, f):
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   543
        """queues a file to be removed from the dirstate
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   544
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   545
        Meant for use by custom merge drivers."""
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   546
        self._results[f] = 0, 'r'
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   547
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   548
    def queueadd(self, f):
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   549
        """queues a file to be added to the dirstate
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   550
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   551
        Meant for use by custom merge drivers."""
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   552
        self._results[f] = 0, 'a'
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   553
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   554
    def queueget(self, f):
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   555
        """queues a file to be marked modified in the dirstate
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   556
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   557
        Meant for use by custom merge drivers."""
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   558
        self._results[f] = 0, 'g'
ef6f98473a48 mergestate: add methods to queue files to remove, add or get
Siddharth Agarwal <sid0@fb.com>
parents: 27088
diff changeset
   559
27740
da5634e1b8a3 merge: factor out code to get checkunknown config
Siddharth Agarwal <sid0@fb.com>
parents: 27657
diff changeset
   560
def _getcheckunknownconfig(repo, section, name):
da5634e1b8a3 merge: factor out code to get checkunknown config
Siddharth Agarwal <sid0@fb.com>
parents: 27657
diff changeset
   561
    config = repo.ui.config(section, name, default='abort')
da5634e1b8a3 merge: factor out code to get checkunknown config
Siddharth Agarwal <sid0@fb.com>
parents: 27657
diff changeset
   562
    valid = ['abort', 'ignore', 'warn']
da5634e1b8a3 merge: factor out code to get checkunknown config
Siddharth Agarwal <sid0@fb.com>
parents: 27657
diff changeset
   563
    if config not in valid:
da5634e1b8a3 merge: factor out code to get checkunknown config
Siddharth Agarwal <sid0@fb.com>
parents: 27657
diff changeset
   564
        validstr = ', '.join(["'" + v + "'" for v in valid])
da5634e1b8a3 merge: factor out code to get checkunknown config
Siddharth Agarwal <sid0@fb.com>
parents: 27657
diff changeset
   565
        raise error.ConfigError(_("%s.%s not valid "
da5634e1b8a3 merge: factor out code to get checkunknown config
Siddharth Agarwal <sid0@fb.com>
parents: 27657
diff changeset
   566
                                  "('%s' is none of %s)")
da5634e1b8a3 merge: factor out code to get checkunknown config
Siddharth Agarwal <sid0@fb.com>
parents: 27657
diff changeset
   567
                                % (section, name, config, validstr))
da5634e1b8a3 merge: factor out code to get checkunknown config
Siddharth Agarwal <sid0@fb.com>
parents: 27657
diff changeset
   568
    return config
da5634e1b8a3 merge: factor out code to get checkunknown config
Siddharth Agarwal <sid0@fb.com>
parents: 27657
diff changeset
   569
23653
0297d8469350 merge: don't overwrite untracked file at directory rename target
Martin von Zweigbergk <martinvonz@google.com>
parents: 23652
diff changeset
   570
def _checkunknownfile(repo, wctx, mctx, f, f2=None):
0297d8469350 merge: don't overwrite untracked file at directory rename target
Martin von Zweigbergk <martinvonz@google.com>
parents: 23652
diff changeset
   571
    if f2 is None:
0297d8469350 merge: don't overwrite untracked file at directory rename target
Martin von Zweigbergk <martinvonz@google.com>
parents: 23652
diff changeset
   572
        f2 = f
27571
6a6e78f84cc6 merge: while checking for unknown files don't follow symlinks (issue5027)
Siddharth Agarwal <sid0@fb.com>
parents: 26821
diff changeset
   573
    return (repo.wvfs.isfileorlink(f)
23879
b88278a308c6 localrepo: remove all external users of localrepo.wopener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23877
diff changeset
   574
        and repo.wvfs.audit.check(f)
16284
2b0a406d3043 merge: fix unknown file merge detection for case-folding systems
Matt Mackall <mpm@selenic.com>
parents: 16261
diff changeset
   575
        and repo.dirstate.normalize(f) not in repo.dirstate
23653
0297d8469350 merge: don't overwrite untracked file at directory rename target
Martin von Zweigbergk <martinvonz@google.com>
parents: 23652
diff changeset
   576
        and mctx[f2].cmp(wctx[f]))
16093
7e30f5f2285f merge: refactor unknown file conflict checking
Matt Mackall <mpm@selenic.com>
parents: 16092
diff changeset
   577
23655
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   578
def _checkunknownfiles(repo, wctx, mctx, force, actions):
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   579
    """
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   580
    Considers any actions that care about the presence of conflicting unknown
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   581
    files. For some actions, the result is to abort; for others, it is to
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   582
    choose a different action.
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   583
    """
27654
95dc67f10239 _checkunknownfiles: turn 'conflicts' into a set
Siddharth Agarwal <sid0@fb.com>
parents: 27653
diff changeset
   584
    conflicts = set()
23655
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   585
    if not force:
27740
da5634e1b8a3 merge: factor out code to get checkunknown config
Siddharth Agarwal <sid0@fb.com>
parents: 27657
diff changeset
   586
        config = _getcheckunknownconfig(repo, 'merge', 'checkunknown')
23655
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   587
        for f, (m, args, msg) in actions.iteritems():
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   588
            if m in ('c', 'dc'):
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   589
                if _checkunknownfile(repo, wctx, mctx, f):
27654
95dc67f10239 _checkunknownfiles: turn 'conflicts' into a set
Siddharth Agarwal <sid0@fb.com>
parents: 27653
diff changeset
   590
                    conflicts.add(f)
23655
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   591
            elif m == 'dg':
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   592
                if _checkunknownfile(repo, wctx, mctx, f, args[0]):
27654
95dc67f10239 _checkunknownfiles: turn 'conflicts' into a set
Siddharth Agarwal <sid0@fb.com>
parents: 27653
diff changeset
   593
                    conflicts.add(f)
23655
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   594
27657
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   595
        if config == 'abort':
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   596
            for f in sorted(conflicts):
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   597
                repo.ui.warn(_("%s: untracked file differs\n") % f)
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   598
            if conflicts:
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   599
                raise error.Abort(_("untracked files in working directory "
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   600
                                    "differ from files in requested revision"))
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   601
        elif config == 'warn':
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   602
            for f in sorted(conflicts):
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   603
                repo.ui.warn(_("%s: replacing untracked file\n") % f)
23655
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   604
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   605
    for f, (m, args, msg) in actions.iteritems():
27657
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   606
        backup = f in conflicts
23655
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   607
        if m == 'c':
27655
af13eaf9ab8c merge: add a new 'backup' argument to get actions
Siddharth Agarwal <sid0@fb.com>
parents: 27654
diff changeset
   608
            flags, = args
27657
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   609
            actions[f] = ('g', (flags, backup), msg)
23655
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   610
        elif m == 'cm':
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   611
            fl2, anc = args
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   612
            different = _checkunknownfile(repo, wctx, mctx, f)
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   613
            if different:
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   614
                actions[f] = ('m', (f, f, None, False, anc),
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   615
                              "remote differs from untracked local")
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   616
            else:
27657
7b5c8c8a2f8c merge: add options to warn or ignore on colliding unknown files
Siddharth Agarwal <sid0@fb.com>
parents: 27656
diff changeset
   617
                actions[f] = ('g', (fl2, backup), "remote created")
23655
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   618
6269
ffdf70e74623 merge: privatize some functions, unnest some others
Matt Mackall <mpm@selenic.com>
parents: 6268
diff changeset
   619
def _forgetremoved(wctx, mctx, branchmerge):
3107
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   620
    """
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   621
    Forget removed files
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   622
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   623
    If we're jumping between revisions (as opposed to merging), and if
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   624
    neither the working directory nor the target rev has the file,
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   625
    then we need to remove it from the dirstate, to prevent the
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   626
    dirstate from listing the file when it is no longer in the
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   627
    manifest.
6242
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   628
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   629
    If we're merging, and the other revision has removed a file
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   630
    that is not present in the working directory, we need to mark it
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   631
    as removed.
3107
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   632
    """
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   633
23640
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   634
    actions = {}
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   635
    m = 'f'
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   636
    if branchmerge:
23640
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   637
        m = 'r'
6242
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   638
    for f in wctx.deleted():
6272
dd9bd227ae9a merge: simplify some helpers
Matt Mackall <mpm@selenic.com>
parents: 6271
diff changeset
   639
        if f not in mctx:
23640
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   640
            actions[f] = m, None, "forget deleted"
6242
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   641
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   642
    if not branchmerge:
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   643
        for f in wctx.removed():
6272
dd9bd227ae9a merge: simplify some helpers
Matt Mackall <mpm@selenic.com>
parents: 6271
diff changeset
   644
            if f not in mctx:
23640
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   645
                actions[f] = 'f', None, "forget removed"
3107
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   646
23640
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   647
    return actions
3107
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   648
20640
52929dcdd512 merge: handle create+delete prompts in calculateupdates
Mads Kiilerich <madski@unity3d.com>
parents: 20639
diff changeset
   649
def _checkcollision(repo, wmf, actions):
19105
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   650
    # build provisional merged manifest up
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   651
    pmmf = set(wmf)
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   652
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   653
    if actions:
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   654
        # k, dr, e and rd are no-op
27131
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
   655
        for m in 'a', 'am', 'f', 'g', 'cd', 'dc':
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   656
            for f, args, msg in actions[m]:
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   657
                pmmf.add(f)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   658
        for f, args, msg in actions['r']:
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   659
            pmmf.discard(f)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   660
        for f, args, msg in actions['dm']:
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   661
            f2, flags = args
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   662
            pmmf.discard(f2)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   663
            pmmf.add(f)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   664
        for f, args, msg in actions['dg']:
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   665
            pmmf.add(f)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   666
        for f, args, msg in actions['m']:
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   667
            f1, f2, fa, move, anc = args
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   668
            if move:
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   669
                pmmf.discard(f1)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   670
            pmmf.add(f)
19105
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   671
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   672
    # check case-folding collision in provisional merged manifest
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   673
    foldmap = {}
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   674
    for f in sorted(pmmf):
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   675
        fold = util.normcase(f)
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   676
        if fold in foldmap:
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26570
diff changeset
   677
            raise error.Abort(_("case-folding collision between %s and %s")
19105
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   678
                             % (f, foldmap[fold]))
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   679
        foldmap[fold] = f
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   680
26661
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   681
    # check case-folding of directories
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   682
    foldprefix = unfoldprefix = lastfull = ''
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   683
    for fold, f in sorted(foldmap.items()):
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   684
        if fold.startswith(foldprefix) and not f.startswith(unfoldprefix):
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   685
            # the folded prefix matches but actual casing is different
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   686
            raise error.Abort(_("case-folding collision between "
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   687
                                "%s and directory of %s") % (lastfull, f))
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   688
        foldprefix = fold + '/'
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   689
        unfoldprefix = f + '/'
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   690
        lastfull = f
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   691
26785
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   692
def driverpreprocess(repo, ms, wctx, labels=None):
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   693
    """run the preprocess step of the merge driver, if any
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   694
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   695
    This is currently not implemented -- it's an extension point."""
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   696
    return True
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   697
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   698
def driverconclude(repo, ms, wctx, labels=None):
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   699
    """run the conclude step of the merge driver, if any
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   700
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   701
    This is currently not implemented -- it's an extension point."""
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   702
    return True
e9a0d5f5c225 merge: add stubs for preprocess and conclude steps of merge driver
Siddharth Agarwal <sid0@fb.com>
parents: 26769
diff changeset
   703
27346
ba0da4b7397d merge: rework manifestmerge to use a matcher
Augie Fackler <augie@google.com>
parents: 27345
diff changeset
   704
def manifestmerge(repo, wctx, p2, pa, branchmerge, force, matcher,
21080
04540a8499a3 merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents: 21024
diff changeset
   705
                  acceptremote, followcopies):
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
   706
    """
11817
d12fe809e1ee merge: fix typo in docstring
Alecs King <alecsk@gmail.com>
parents: 11759
diff changeset
   707
    Merge p1 and p2 with ancestor pa and generate merge action list
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
   708
18605
bcf29565d89f manifestmerge: pass in branchmerge and force separately
Siddharth Agarwal <sid0@fb.com>
parents: 18544
diff changeset
   709
    branchmerge and force are as passed in to update
27346
ba0da4b7397d merge: rework manifestmerge to use a matcher
Augie Fackler <augie@google.com>
parents: 27345
diff changeset
   710
    matcher = matcher to filter file lists
18778
1ef89df2c248 rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents: 18651
diff changeset
   711
    acceptremote = accept the incoming changes without prompting
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
   712
    """
27346
ba0da4b7397d merge: rework manifestmerge to use a matcher
Augie Fackler <augie@google.com>
parents: 27345
diff changeset
   713
    if matcher is not None and matcher.always():
ba0da4b7397d merge: rework manifestmerge to use a matcher
Augie Fackler <augie@google.com>
parents: 27345
diff changeset
   714
        matcher = None
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
   715
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   716
    copy, movewithdir, diverge, renamedelete = {}, {}, {}, {}
8753
af5f099d932b merge: refactor manifestmerge init to better report effective ancestor
Matt Mackall <mpm@selenic.com>
parents: 8752
diff changeset
   717
18651
e556659340f0 manifestmerge: fix order in which manifests are fetched
Siddharth Agarwal <sid0@fb.com>
parents: 18650
diff changeset
   718
    # manifests fetched in order are going to be faster, so prime the caches
e556659340f0 manifestmerge: fix order in which manifests are fetched
Siddharth Agarwal <sid0@fb.com>
parents: 18650
diff changeset
   719
    [x.manifest() for x in
e556659340f0 manifestmerge: fix order in which manifests are fetched
Siddharth Agarwal <sid0@fb.com>
parents: 18650
diff changeset
   720
     sorted(wctx.parents() + [p2, pa], key=lambda x: x.rev())]
e556659340f0 manifestmerge: fix order in which manifests are fetched
Siddharth Agarwal <sid0@fb.com>
parents: 18650
diff changeset
   721
e556659340f0 manifestmerge: fix order in which manifests are fetched
Siddharth Agarwal <sid0@fb.com>
parents: 18650
diff changeset
   722
    if followcopies:
18611
18c2184c27dc merge: rename p1 to wctx in manifestmerge
Bryan O'Sullivan <bryano@fb.com>
parents: 18606
diff changeset
   723
        ret = copies.mergecopies(repo, wctx, p2, pa)
18134
6c35b53cd28b copies: separate moves via directory renames from explicit copies
Siddharth Agarwal <sid0@fb.com>
parents: 18042
diff changeset
   724
        copy, movewithdir, diverge, renamedelete = ret
8753
af5f099d932b merge: refactor manifestmerge init to better report effective ancestor
Matt Mackall <mpm@selenic.com>
parents: 8752
diff changeset
   725
af5f099d932b merge: refactor manifestmerge init to better report effective ancestor
Matt Mackall <mpm@selenic.com>
parents: 8752
diff changeset
   726
    repo.ui.note(_("resolving manifests\n"))
18605
bcf29565d89f manifestmerge: pass in branchmerge and force separately
Siddharth Agarwal <sid0@fb.com>
parents: 18544
diff changeset
   727
    repo.ui.debug(" branchmerge: %s, force: %s, partial: %s\n"
27346
ba0da4b7397d merge: rework manifestmerge to use a matcher
Augie Fackler <augie@google.com>
parents: 27345
diff changeset
   728
                  % (bool(branchmerge), bool(force), bool(matcher)))
18611
18c2184c27dc merge: rename p1 to wctx in manifestmerge
Bryan O'Sullivan <bryano@fb.com>
parents: 18606
diff changeset
   729
    repo.ui.debug(" ancestor: %s, local: %s, remote: %s\n" % (pa, wctx, p2))
8753
af5f099d932b merge: refactor manifestmerge init to better report effective ancestor
Matt Mackall <mpm@selenic.com>
parents: 8752
diff changeset
   730
18611
18c2184c27dc merge: rename p1 to wctx in manifestmerge
Bryan O'Sullivan <bryano@fb.com>
parents: 18606
diff changeset
   731
    m1, m2, ma = wctx.manifest(), p2.manifest(), pa.manifest()
8753
af5f099d932b merge: refactor manifestmerge init to better report effective ancestor
Matt Mackall <mpm@selenic.com>
parents: 8752
diff changeset
   732
    copied = set(copy.values())
18134
6c35b53cd28b copies: separate moves via directory renames from explicit copies
Siddharth Agarwal <sid0@fb.com>
parents: 18042
diff changeset
   733
    copied.update(movewithdir.values())
3295
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3292
diff changeset
   734
11470
34e33d50c26b subrepo: correctly handle update -C with modified subrepos (issue2022)
Matt Mackall <mpm@selenic.com>
parents: 11466
diff changeset
   735
    if '.hgsubstate' in m1:
9783
ee00ef6f9be7 submerge: properly deal with overwrites
Matt Mackall <mpm@selenic.com>
parents: 9780
diff changeset
   736
        # check whether sub state is modified
18611
18c2184c27dc merge: rename p1 to wctx in manifestmerge
Bryan O'Sullivan <bryano@fb.com>
parents: 18606
diff changeset
   737
        for s in sorted(wctx.substate):
18c2184c27dc merge: rename p1 to wctx in manifestmerge
Bryan O'Sullivan <bryano@fb.com>
parents: 18606
diff changeset
   738
            if wctx.sub(s).dirty():
23380
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
   739
                m1['.hgsubstate'] += '+'
9783
ee00ef6f9be7 submerge: properly deal with overwrites
Matt Mackall <mpm@selenic.com>
parents: 9780
diff changeset
   740
                break
ee00ef6f9be7 submerge: properly deal with overwrites
Matt Mackall <mpm@selenic.com>
parents: 9780
diff changeset
   741
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
   742
    # Compare manifests
27429
2e31a17ad1bf manifestmerge: have manifest do matching before diffing
Augie Fackler <augie@google.com>
parents: 27346
diff changeset
   743
    if matcher is not None:
2e31a17ad1bf manifestmerge: have manifest do matching before diffing
Augie Fackler <augie@google.com>
parents: 27346
diff changeset
   744
        m1 = m1.matches(matcher)
2e31a17ad1bf manifestmerge: have manifest do matching before diffing
Augie Fackler <augie@google.com>
parents: 27346
diff changeset
   745
        m2 = m2.matches(matcher)
22964
2793ecb1522d manifest: repurpose flagsdiff() into (node-and-flag)diff()
Martin von Zweigbergk <martinvonz@gmail.com>
parents: 22902
diff changeset
   746
    diff = m1.diff(m2)
18822
381c0ef72a56 manifestmerge: use dicthelpers.diff and join
Siddharth Agarwal <sid0@fb.com>
parents: 18818
diff changeset
   747
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   748
    actions = {}
22966
ff93aa006e6a manifest: transpose pair of pairs from diff()
Martin von Zweigbergk <martinvonz@gmail.com>
parents: 22965
diff changeset
   749
    for f, ((n1, fl1), (n2, fl2)) in diff.iteritems():
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   750
        if n1 and n2: # file exists on both local and remote side
23396
6a254a2dd37c merge: separate out "both created" cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23395
diff changeset
   751
            if f not in ma:
23397
c7c95838be9a merge: break out "both renamed a -> b" case
Martin von Zweigbergk <martinvonz@google.com>
parents: 23396
diff changeset
   752
                fa = copy.get(f, None)
c7c95838be9a merge: break out "both renamed a -> b" case
Martin von Zweigbergk <martinvonz@google.com>
parents: 23396
diff changeset
   753
                if fa is not None:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   754
                    actions[f] = ('m', (f, f, fa, False, pa.node()),
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   755
                                  "both renamed from " + fa)
18338
384df4db6520 merge: merge file flags together with file content
Mads Kiilerich <mads@kiilerich.com>
parents: 18336
diff changeset
   756
                else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   757
                    actions[f] = ('m', (f, f, None, False, pa.node()),
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   758
                                  "both created")
16094
0776a6cababe merge: don't use unknown()
Matt Mackall <mpm@selenic.com>
parents: 16093
diff changeset
   759
            else:
23396
6a254a2dd37c merge: separate out "both created" cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23395
diff changeset
   760
                a = ma[f]
6a254a2dd37c merge: separate out "both created" cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23395
diff changeset
   761
                fla = ma.flags(f)
23395
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   762
                nol = 'l' not in fl1 + fl2 + fla
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   763
                if n2 == a and fl2 == fla:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   764
                    actions[f] = ('k' , (), "remote unchanged")
23395
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   765
                elif n1 == a and fl1 == fla: # local unchanged - use remote
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   766
                    if n1 == n2: # optimization: keep local content
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   767
                        actions[f] = ('e', (fl2,), "update permissions")
23395
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   768
                    else:
27655
af13eaf9ab8c merge: add a new 'backup' argument to get actions
Siddharth Agarwal <sid0@fb.com>
parents: 27654
diff changeset
   769
                        actions[f] = ('g', (fl2, False), "remote is newer")
23395
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   770
                elif nol and n2 == a: # remote only changed 'x'
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   771
                    actions[f] = ('e', (fl2,), "update permissions")
23395
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   772
                elif nol and n1 == a: # local only changed 'x'
27655
af13eaf9ab8c merge: add a new 'backup' argument to get actions
Siddharth Agarwal <sid0@fb.com>
parents: 27654
diff changeset
   773
                    actions[f] = ('g', (fl1, False), "remote is newer")
23395
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   774
                else: # both changed something
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   775
                    actions[f] = ('m', (f, f, f, False, pa.node()),
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   776
                                   "versions differ")
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   777
        elif n1: # file exists only on local side
23474
9f4ac44a7273 merge: duplicate 'if f in copied' into each branch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23473
diff changeset
   778
            if f in copied:
9f4ac44a7273 merge: duplicate 'if f in copied' into each branch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23473
diff changeset
   779
                pass # we'll deal with it on m2 side
9f4ac44a7273 merge: duplicate 'if f in copied' into each branch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23473
diff changeset
   780
            elif f in movewithdir: # directory rename, move local
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   781
                f2 = movewithdir[f]
23475
67f1d68861fb merge: don't ignore conflicting file in remote renamed directory
Martin von Zweigbergk <martinvonz@google.com>
parents: 23474
diff changeset
   782
                if f2 in m2:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   783
                    actions[f2] = ('m', (f, f2, None, True, pa.node()),
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   784
                                   "remote directory rename, both created")
23475
67f1d68861fb merge: don't ignore conflicting file in remote renamed directory
Martin von Zweigbergk <martinvonz@google.com>
parents: 23474
diff changeset
   785
                else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   786
                    actions[f2] = ('dm', (f, fl1),
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   787
                                   "remote directory rename - move from " + f)
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   788
            elif f in copy:
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   789
                f2 = copy[f]
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   790
                actions[f] = ('m', (f, f2, f2, False, pa.node()),
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   791
                              "local copied/moved from " + f2)
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   792
            elif f in ma: # clean, a different, no remote
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   793
                if n1 != ma[f]:
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   794
                    if acceptremote:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   795
                        actions[f] = ('r', None, "remote delete")
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   796
                    else:
26962
fa2daf0e61ab merge: make 'cd' and 'dc' actions store the same arguments as 'm'
Siddharth Agarwal <sid0@fb.com>
parents: 26961
diff changeset
   797
                        actions[f] = ('cd', (f, None, f, False, pa.node()),
fa2daf0e61ab merge: make 'cd' and 'dc' actions store the same arguments as 'm'
Siddharth Agarwal <sid0@fb.com>
parents: 26961
diff changeset
   798
                                      "prompt changed/deleted")
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   799
                elif n1[20:] == 'a':
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   800
                    # This extra 'a' is added by working copy manifest to mark
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   801
                    # the file as locally added. We should forget it instead of
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   802
                    # deleting it.
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   803
                    actions[f] = ('f', None, "remote deleted")
20639
1df033640a8e merge: handle acceptremove of create+delete early in manifest merge
Mads Kiilerich <madski@unity3d.com>
parents: 20620
diff changeset
   804
                else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   805
                    actions[f] = ('r', None, "other deleted")
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   806
        elif n2: # file exists only on remote side
23474
9f4ac44a7273 merge: duplicate 'if f in copied' into each branch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23473
diff changeset
   807
            if f in copied:
9f4ac44a7273 merge: duplicate 'if f in copied' into each branch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23473
diff changeset
   808
                pass # we'll deal with it on m1 side
9f4ac44a7273 merge: duplicate 'if f in copied' into each branch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23473
diff changeset
   809
            elif f in movewithdir:
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   810
                f2 = movewithdir[f]
23476
39a12719ec65 merge: don't overwrite conflicting file in locally renamed directory
Martin von Zweigbergk <martinvonz@google.com>
parents: 23475
diff changeset
   811
                if f2 in m1:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   812
                    actions[f2] = ('m', (f2, f, None, False, pa.node()),
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   813
                                   "local directory rename, both created")
23476
39a12719ec65 merge: don't overwrite conflicting file in locally renamed directory
Martin von Zweigbergk <martinvonz@google.com>
parents: 23475
diff changeset
   814
                else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   815
                    actions[f2] = ('dg', (f, fl2),
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   816
                                   "local directory rename - get from " + f)
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   817
            elif f in copy:
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   818
                f2 = copy[f]
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   819
                if f2 in m2:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   820
                    actions[f] = ('m', (f2, f, f2, False, pa.node()),
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   821
                                  "remote copied from " + f2)
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   822
                else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   823
                    actions[f] = ('m', (f2, f, f2, True, pa.node()),
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   824
                                  "remote moved from " + f2)
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   825
            elif f not in ma:
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   826
                # local unknown, remote created: the logic is described by the
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   827
                # following table:
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   828
                #
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   829
                # force  branchmerge  different  |  action
23651
72da02d7f126 merge: collect checking for unknown files at end of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23650
diff changeset
   830
                #   n         *           *      |   create
23650
b85c548ab14d merge: introduce 'c' action like 'g', but with additional safety
Martin von Zweigbergk <martinvonz@google.com>
parents: 23649
diff changeset
   831
                #   y         n           *      |   create
b85c548ab14d merge: introduce 'c' action like 'g', but with additional safety
Martin von Zweigbergk <martinvonz@google.com>
parents: 23649
diff changeset
   832
                #   y         y           n      |   create
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   833
                #   y         y           y      |   merge
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   834
                #
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   835
                # Checking whether the files are different is expensive, so we
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   836
                # don't do that when we can avoid it.
23649
18ab5e5955df merge: structure 'remote created' code to match table
Martin von Zweigbergk <martinvonz@google.com>
parents: 23641
diff changeset
   837
                if not force:
23651
72da02d7f126 merge: collect checking for unknown files at end of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23650
diff changeset
   838
                    actions[f] = ('c', (fl2,), "remote created")
23649
18ab5e5955df merge: structure 'remote created' code to match table
Martin von Zweigbergk <martinvonz@google.com>
parents: 23641
diff changeset
   839
                elif not branchmerge:
23650
b85c548ab14d merge: introduce 'c' action like 'g', but with additional safety
Martin von Zweigbergk <martinvonz@google.com>
parents: 23649
diff changeset
   840
                    actions[f] = ('c', (fl2,), "remote created")
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   841
                else:
23654
9d56be47b5d6 merge: create 'cm' action for 'get or merge' case
Martin von Zweigbergk <martinvonz@google.com>
parents: 23653
diff changeset
   842
                    actions[f] = ('cm', (fl2, pa.node()),
9d56be47b5d6 merge: create 'cm' action for 'get or merge' case
Martin von Zweigbergk <martinvonz@google.com>
parents: 23653
diff changeset
   843
                                  "remote created, get or merge")
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   844
            elif n2 != ma[f]:
23651
72da02d7f126 merge: collect checking for unknown files at end of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23650
diff changeset
   845
                if acceptremote:
72da02d7f126 merge: collect checking for unknown files at end of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23650
diff changeset
   846
                    actions[f] = ('c', (fl2,), "remote recreating")
18606
95773237df7f manifestmerge: handle abort on local unknown, remote created files
Siddharth Agarwal <sid0@fb.com>
parents: 18605
diff changeset
   847
                else:
26962
fa2daf0e61ab merge: make 'cd' and 'dc' actions store the same arguments as 'm'
Siddharth Agarwal <sid0@fb.com>
parents: 26961
diff changeset
   848
                    actions[f] = ('dc', (None, f, f, False, pa.node()),
fa2daf0e61ab merge: make 'cd' and 'dc' actions store the same arguments as 'm'
Siddharth Agarwal <sid0@fb.com>
parents: 26961
diff changeset
   849
                                  "prompt deleted/changed")
23651
72da02d7f126 merge: collect checking for unknown files at end of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23650
diff changeset
   850
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   851
    return actions, diverge, renamedelete
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
   852
23531
416c133145ee merge: extract _resolvetrivial() function
Martin von Zweigbergk <martinvonz@google.com>
parents: 23526
diff changeset
   853
def _resolvetrivial(repo, wctx, mctx, ancestor, actions):
416c133145ee merge: extract _resolvetrivial() function
Martin von Zweigbergk <martinvonz@google.com>
parents: 23526
diff changeset
   854
    """Resolves false conflicts where the nodeid changed but the content
416c133145ee merge: extract _resolvetrivial() function
Martin von Zweigbergk <martinvonz@google.com>
parents: 23526
diff changeset
   855
       remained the same."""
416c133145ee merge: extract _resolvetrivial() function
Martin von Zweigbergk <martinvonz@google.com>
parents: 23526
diff changeset
   856
23639
35c724903157 merge: let _resolvetrivial() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23638
diff changeset
   857
    for f, (m, args, msg) in actions.items():
35c724903157 merge: let _resolvetrivial() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23638
diff changeset
   858
        if m == 'cd' and f in ancestor and not wctx[f].cmp(ancestor[f]):
23531
416c133145ee merge: extract _resolvetrivial() function
Martin von Zweigbergk <martinvonz@google.com>
parents: 23526
diff changeset
   859
            # local did change but ended up with same content
23639
35c724903157 merge: let _resolvetrivial() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23638
diff changeset
   860
            actions[f] = 'r', None, "prompt same"
35c724903157 merge: let _resolvetrivial() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23638
diff changeset
   861
        elif m == 'dc' and f in ancestor and not mctx[f].cmp(ancestor[f]):
23531
416c133145ee merge: extract _resolvetrivial() function
Martin von Zweigbergk <martinvonz@google.com>
parents: 23526
diff changeset
   862
            # remote did change but ended up with same content
23639
35c724903157 merge: let _resolvetrivial() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23638
diff changeset
   863
            del actions[f] # don't get = keep local deleted
23531
416c133145ee merge: extract _resolvetrivial() function
Martin von Zweigbergk <martinvonz@google.com>
parents: 23526
diff changeset
   864
27345
98266b1d144d merge: restate calculateupdates in terms of a matcher
Augie Fackler <augie@google.com>
parents: 27344
diff changeset
   865
def calculateupdates(repo, wctx, mctx, ancestors, branchmerge, force,
98266b1d144d merge: restate calculateupdates in terms of a matcher
Augie Fackler <augie@google.com>
parents: 27344
diff changeset
   866
                     acceptremote, followcopies, matcher=None):
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   867
    "Calculate the actions needed to merge mctx into wctx using ancestors"
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   868
    if len(ancestors) == 1: # default
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   869
        actions, diverge, renamedelete = manifestmerge(
27346
ba0da4b7397d merge: rework manifestmerge to use a matcher
Augie Fackler <augie@google.com>
parents: 27345
diff changeset
   870
            repo, wctx, mctx, ancestors[0], branchmerge, force, matcher,
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   871
            acceptremote, followcopies)
23656
d3e137c91f94 merge: move checking of unknown files out of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23655
diff changeset
   872
        _checkunknownfiles(repo, wctx, mctx, force, actions)
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   873
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   874
    else: # only when merge.preferancestor=* - the default
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   875
        repo.ui.note(
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   876
            _("note: merging %s and %s using bids from ancestors %s\n") %
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   877
            (wctx, mctx, _(' and ').join(str(anc) for anc in ancestors)))
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   878
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   879
        # Call for bids
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   880
        fbids = {} # mapping filename to bids (action method to list af actions)
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   881
        diverge, renamedelete = None, None
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   882
        for ancestor in ancestors:
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   883
            repo.ui.note(_('\ncalculating bids for ancestor %s\n') % ancestor)
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   884
            actions, diverge1, renamedelete1 = manifestmerge(
27346
ba0da4b7397d merge: rework manifestmerge to use a matcher
Augie Fackler <augie@google.com>
parents: 27345
diff changeset
   885
                repo, wctx, mctx, ancestor, branchmerge, force, matcher,
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   886
                acceptremote, followcopies)
23656
d3e137c91f94 merge: move checking of unknown files out of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23655
diff changeset
   887
            _checkunknownfiles(repo, wctx, mctx, force, actions)
26318
d3bd6cefd742 bidmerge: choose shortest list of diverge and rename/delete warnings
Matt Mackall <mpm@selenic.com>
parents: 26304
diff changeset
   888
d3bd6cefd742 bidmerge: choose shortest list of diverge and rename/delete warnings
Matt Mackall <mpm@selenic.com>
parents: 26304
diff changeset
   889
            # Track the shortest set of warning on the theory that bid
d3bd6cefd742 bidmerge: choose shortest list of diverge and rename/delete warnings
Matt Mackall <mpm@selenic.com>
parents: 26304
diff changeset
   890
            # merge will correctly incorporate more information
d3bd6cefd742 bidmerge: choose shortest list of diverge and rename/delete warnings
Matt Mackall <mpm@selenic.com>
parents: 26304
diff changeset
   891
            if diverge is None or len(diverge1) < len(diverge):
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   892
                diverge = diverge1
26318
d3bd6cefd742 bidmerge: choose shortest list of diverge and rename/delete warnings
Matt Mackall <mpm@selenic.com>
parents: 26304
diff changeset
   893
            if renamedelete is None or len(renamedelete) < len(renamedelete1):
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   894
                renamedelete = renamedelete1
26318
d3bd6cefd742 bidmerge: choose shortest list of diverge and rename/delete warnings
Matt Mackall <mpm@selenic.com>
parents: 26304
diff changeset
   895
23638
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   896
            for f, a in sorted(actions.iteritems()):
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   897
                m, args, msg = a
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   898
                repo.ui.debug(' %s: %s -> %s\n' % (f, msg, m))
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   899
                if f in fbids:
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   900
                    d = fbids[f]
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   901
                    if m in d:
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   902
                        d[m].append(a)
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   903
                    else:
23638
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   904
                        d[m] = [a]
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   905
                else:
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   906
                    fbids[f] = {m: [a]}
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   907
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   908
        # Pick the best bid for each file
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   909
        repo.ui.note(_('\nauction for merging merge bids\n'))
23638
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   910
        actions = {}
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   911
        for f, bids in sorted(fbids.items()):
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   912
            # bids is a mapping from action method to list af actions
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   913
            # Consensus?
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   914
            if len(bids) == 1: # all bids are the same kind of method
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   915
                m, l = bids.items()[0]
25151
6eb4bdad198f cleanup: use __builtins__.all instead of util.all
Augie Fackler <augie@google.com>
parents: 24881
diff changeset
   916
                if all(a == l[0] for a in l[1:]): # len(bids) is > 1
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   917
                    repo.ui.note(" %s: consensus for %s\n" % (f, m))
23638
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   918
                    actions[f] = l[0]
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   919
                    continue
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   920
            # If keep is an option, just do it.
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   921
            if 'k' in bids:
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   922
                repo.ui.note(" %s: picking 'keep' action\n" % f)
23638
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   923
                actions[f] = bids['k'][0]
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   924
                continue
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   925
            # If there are gets and they all agree [how could they not?], do it.
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   926
            if 'g' in bids:
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   927
                ga0 = bids['g'][0]
25151
6eb4bdad198f cleanup: use __builtins__.all instead of util.all
Augie Fackler <augie@google.com>
parents: 24881
diff changeset
   928
                if all(a == ga0 for a in bids['g'][1:]):
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   929
                    repo.ui.note(" %s: picking 'get' action\n" % f)
23638
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   930
                    actions[f] = ga0
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   931
                    continue
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   932
            # TODO: Consider other simple actions such as mode changes
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   933
            # Handle inefficient democrazy.
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   934
            repo.ui.note(_(' %s: multiple bids for merge action:\n') % f)
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   935
            for m, l in sorted(bids.items()):
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   936
                for _f, args, msg in l:
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   937
                    repo.ui.note('  %s -> %s\n' % (msg, m))
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   938
            # Pick random action. TODO: Instead, prompt user when resolving
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   939
            m, l = bids.items()[0]
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   940
            repo.ui.warn(_(' %s: ambiguous merge - picked %s action\n') %
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   941
                         (f, m))
23638
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   942
            actions[f] = l[0]
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   943
            continue
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   944
        repo.ui.note(_('end of auction\n\n'))
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   945
23639
35c724903157 merge: let _resolvetrivial() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23638
diff changeset
   946
    _resolvetrivial(repo, wctx, mctx, ancestors[0], actions)
35c724903157 merge: let _resolvetrivial() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23638
diff changeset
   947
23640
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   948
    if wctx.rev() is None:
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   949
        fractions = _forgetremoved(wctx, mctx, branchmerge)
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   950
        actions.update(fractions)
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   951
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   952
    return actions, diverge, renamedelete
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   953
21392
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   954
def batchremove(repo, actions):
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   955
    """apply removes to the working directory
18630
9b9e2d9e83a1 merge: split out mostly-non-interactive working dir updates
Bryan O'Sullivan <bryano@fb.com>
parents: 18612
diff changeset
   956
9b9e2d9e83a1 merge: split out mostly-non-interactive working dir updates
Bryan O'Sullivan <bryano@fb.com>
parents: 18612
diff changeset
   957
    yields tuples for progress updates
9b9e2d9e83a1 merge: split out mostly-non-interactive working dir updates
Bryan O'Sullivan <bryano@fb.com>
parents: 18612
diff changeset
   958
    """
18640
a8648f32b8ed merge: don't fiddle with name lookups or i18n in hot loops
Bryan O'Sullivan <bryano@fb.com>
parents: 18639
diff changeset
   959
    verbose = repo.ui.verbose
a8648f32b8ed merge: don't fiddle with name lookups or i18n in hot loops
Bryan O'Sullivan <bryano@fb.com>
parents: 18639
diff changeset
   960
    unlink = util.unlinkpath
a8648f32b8ed merge: don't fiddle with name lookups or i18n in hot loops
Bryan O'Sullivan <bryano@fb.com>
parents: 18639
diff changeset
   961
    wjoin = repo.wjoin
23879
b88278a308c6 localrepo: remove all external users of localrepo.wopener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23877
diff changeset
   962
    audit = repo.wvfs.audit
18633
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
   963
    i = 0
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   964
    for f, args, msg in actions:
21392
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   965
        repo.ui.debug(" %s: %s -> r\n" % (f, msg))
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   966
        if verbose:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   967
            repo.ui.note(_("removing %s\n") % f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   968
        audit(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   969
        try:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   970
            unlink(wjoin(f), ignoremissing=True)
25660
328739ea70c3 global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25151
diff changeset
   971
        except OSError as inst:
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   972
            repo.ui.warn(_("update failed to remove %s: %s!\n") %
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   973
                         (f, inst.strerror))
21392
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   974
        if i == 100:
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   975
            yield i, f
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   976
            i = 0
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   977
        i += 1
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   978
    if i > 0:
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   979
        yield i, f
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   980
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   981
def batchget(repo, mctx, actions):
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   982
    """apply gets to the working directory
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   983
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   984
    mctx is the context to get from
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   985
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   986
    yields tuples for progress updates
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   987
    """
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   988
    verbose = repo.ui.verbose
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   989
    fctx = mctx.filectx
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   990
    wwrite = repo.wwrite
27656
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
   991
    ui = repo.ui
21392
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   992
    i = 0
27656
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
   993
    for f, (flags, backup), msg in actions:
21392
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   994
        repo.ui.debug(" %s: %s -> g\n" % (f, msg))
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   995
        if verbose:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   996
            repo.ui.note(_("getting %s\n") % f)
27656
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
   997
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
   998
        if backup:
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
   999
            absf = repo.wjoin(f)
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1000
            orig = scmutil.origpath(ui, repo, absf)
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1001
            try:
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1002
                # TODO Mercurial has always aborted if an untracked directory
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1003
                # is replaced by a tracked file, or generally with
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1004
                # file/directory merges. This needs to be sorted out.
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1005
                if repo.wvfs.isfileorlink(f):
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1006
                    util.rename(absf, orig)
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1007
            except OSError as e:
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1008
                if e.errno != errno.ENOENT:
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1009
                    raise
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1010
57c0d4888ca8 batchget: add support for backing up files
Siddharth Agarwal <sid0@fb.com>
parents: 27655
diff changeset
  1011
        wwrite(f, fctx(f).data(), flags)
18633
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
  1012
        if i == 100:
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
  1013
            yield i, f
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
  1014
            i = 0
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
  1015
        i += 1
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
  1016
    if i > 0:
18630
9b9e2d9e83a1 merge: split out mostly-non-interactive working dir updates
Bryan O'Sullivan <bryano@fb.com>
parents: 18612
diff changeset
  1017
        yield i, f
9b9e2d9e83a1 merge: split out mostly-non-interactive working dir updates
Bryan O'Sullivan <bryano@fb.com>
parents: 18612
diff changeset
  1018
21524
47b97d9af27e merge: add labels parameter from merge.update to filemerge
Durham Goode <durham@fb.com>
parents: 21392
diff changeset
  1019
def applyupdates(repo, actions, wctx, mctx, overwrite, labels=None):
11454
9b0406b23be0 merge: pass constant cset ancestor to fctx.ancestor
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 11451
diff changeset
  1020
    """apply the merge action list to the working directory
9b0406b23be0 merge: pass constant cset ancestor to fctx.ancestor
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 11451
diff changeset
  1021
9b0406b23be0 merge: pass constant cset ancestor to fctx.ancestor
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 11451
diff changeset
  1022
    wctx is the working copy context
9b0406b23be0 merge: pass constant cset ancestor to fctx.ancestor
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 11451
diff changeset
  1023
    mctx is the context to be merged into the working copy
13162
115a9760c382 merge: document some internal return values.
Greg Ward <greg-hg@gerg.ca>
parents: 13158
diff changeset
  1024
115a9760c382 merge: document some internal return values.
Greg Ward <greg-hg@gerg.ca>
parents: 13158
diff changeset
  1025
    Return a tuple of counts (updated, merged, removed, unresolved) that
115a9760c382 merge: document some internal return values.
Greg Ward <greg-hg@gerg.ca>
parents: 13158
diff changeset
  1026
    describes how many files were affected by the update.
11454
9b0406b23be0 merge: pass constant cset ancestor to fctx.ancestor
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 11451
diff changeset
  1027
    """
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1028
27078
a421debae31d merge.applyupdates: use counters from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27077
diff changeset
  1029
    updated, merged, removed = 0, 0, 0
26990
11b1832db8ae merge.applyupdates: switch to mergestate.clean()
Siddharth Agarwal <sid0@fb.com>
parents: 26987
diff changeset
  1030
    ms = mergestate.clean(repo, wctx.p1().node(), mctx.node())
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
  1031
    moves = []
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
  1032
    for m, l in actions.items():
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
  1033
        l.sort()
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
  1034
27137
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1035
    # 'cd' and 'dc' actions are treated like other merge conflicts
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1036
    mergeactions = sorted(actions['cd'])
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1037
    mergeactions.extend(sorted(actions['dc']))
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1038
    mergeactions.extend(actions['m'])
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1039
    for f, args, msg in mergeactions:
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1040
        f1, f2, fa, move, anc = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1041
        if f == '.hgsubstate': # merged internally
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1042
            continue
27091
2ce00de5cc0e merge.applyupdates: create absentfilectxes for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27090
diff changeset
  1043
        if f1 is None:
2ce00de5cc0e merge.applyupdates: create absentfilectxes for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27090
diff changeset
  1044
            fcl = filemerge.absentfilectx(wctx, fa)
2ce00de5cc0e merge.applyupdates: create absentfilectxes for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27090
diff changeset
  1045
        else:
2ce00de5cc0e merge.applyupdates: create absentfilectxes for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27090
diff changeset
  1046
            repo.ui.debug(" preserving %s for resolve of %s\n" % (f1, f))
2ce00de5cc0e merge.applyupdates: create absentfilectxes for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27090
diff changeset
  1047
            fcl = wctx[f1]
2ce00de5cc0e merge.applyupdates: create absentfilectxes for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27090
diff changeset
  1048
        if f2 is None:
2ce00de5cc0e merge.applyupdates: create absentfilectxes for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27090
diff changeset
  1049
            fco = filemerge.absentfilectx(mctx, fa)
2ce00de5cc0e merge.applyupdates: create absentfilectxes for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27090
diff changeset
  1050
        else:
2ce00de5cc0e merge.applyupdates: create absentfilectxes for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27090
diff changeset
  1051
            fco = mctx[f2]
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1052
        actx = repo[anc]
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1053
        if fa in actx:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1054
            fca = actx[fa]
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1055
        else:
27091
2ce00de5cc0e merge.applyupdates: create absentfilectxes for change/delete conflicts
Siddharth Agarwal <sid0@fb.com>
parents: 27090
diff changeset
  1056
            # TODO: move to absentfilectx
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1057
            fca = repo.filectx(f1, fileid=nullrev)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1058
        ms.add(fcl, fco, fca, f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1059
        if f1 != f and move:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1060
            moves.append(f1)
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
  1061
23879
b88278a308c6 localrepo: remove all external users of localrepo.wopener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23877
diff changeset
  1062
    audit = repo.wvfs.audit
21390
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
  1063
    _updating = _('updating')
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
  1064
    _files = _('files')
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
  1065
    progress = repo.ui.progress
14398
ae1f7a5373e8 applyupdates: audit unlinking of renamed files and directories
Adrian Buehlmann <adrian@cadifra.com>
parents: 14232
diff changeset
  1066
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
  1067
    # remove renamed files after safely stored
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
  1068
    for f in moves:
12032
ad787252fed6 util: remove lexists, Python 2.4 introduced os.path.lexists
Martin Geisler <mg@lazybytes.net>
parents: 12010
diff changeset
  1069
        if os.path.lexists(repo.wjoin(f)):
9467
4c041f1ee1b4 do not attempt to translate ui.debug output
Martin Geisler <mg@lazybytes.net>
parents: 9048
diff changeset
  1070
            repo.ui.debug("removing %s\n" % f)
14398
ae1f7a5373e8 applyupdates: audit unlinking of renamed files and directories
Adrian Buehlmann <adrian@cadifra.com>
parents: 14232
diff changeset
  1071
            audit(f)
18333
f6f23ecafc9b merge: use util.unlinkpath for removing moved files
Mads Kiilerich <mads@kiilerich.com>
parents: 18332
diff changeset
  1072
            util.unlinkpath(repo.wjoin(f))
5042
f191bc3916f7 merge: do early copy to deal with issue636
Matt Mackall <mpm@selenic.com>
parents: 4997
diff changeset
  1073
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
  1074
    numupdates = sum(len(l) for m, l in actions.items() if m != 'k')
18630
9b9e2d9e83a1 merge: split out mostly-non-interactive working dir updates
Bryan O'Sullivan <bryano@fb.com>
parents: 18612
diff changeset
  1075
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
  1076
    if [a for a in actions['r'] if a[0] == '.hgsubstate']:
18632
3e20079117c5 merge: handle subrepo merges and .hgsubstate specially
Bryan O'Sullivan <bryano@fb.com>
parents: 18630
diff changeset
  1077
        subrepo.submerge(repo, wctx, mctx, wctx, overwrite)
3e20079117c5 merge: handle subrepo merges and .hgsubstate specially
Bryan O'Sullivan <bryano@fb.com>
parents: 18630
diff changeset
  1078
21390
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
  1079
    # remove in parallel (must come first)
18633
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
  1080
    z = 0
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
  1081
    prog = worker.worker(repo.ui, 0.001, batchremove, (repo,), actions['r'])
19095
5cc71484ee9c merge: increase safety of parallel updating/removing on icasefs
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 18985
diff changeset
  1082
    for i, item in prog:
5cc71484ee9c merge: increase safety of parallel updating/removing on icasefs
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 18985
diff changeset
  1083
        z += i
21390
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
  1084
        progress(_updating, z, item=item, total=numupdates, unit=_files)
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
  1085
    removed = len(actions['r'])
21390
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
  1086
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
  1087
    # get in parallel
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
  1088
    prog = worker.worker(repo.ui, 0.001, batchget, (repo, mctx), actions['g'])
18639
5774732bb5e5 merge: apply non-interactive working dir updates in parallel
Bryan O'Sullivan <bryano@fb.com>
parents: 18633
diff changeset
  1089
    for i, item in prog:
18633
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
  1090
        z += i
21390
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
  1091
        progress(_updating, z, item=item, total=numupdates, unit=_files)
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
  1092
    updated = len(actions['g'])
18630
9b9e2d9e83a1 merge: split out mostly-non-interactive working dir updates
Bryan O'Sullivan <bryano@fb.com>
parents: 18612
diff changeset
  1093
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
  1094
    if [a for a in actions['g'] if a[0] == '.hgsubstate']:
18632
3e20079117c5 merge: handle subrepo merges and .hgsubstate specially
Bryan O'Sullivan <bryano@fb.com>
parents: 18630
diff changeset
  1095
        subrepo.submerge(repo, wctx, mctx, wctx, overwrite)
3e20079117c5 merge: handle subrepo merges and .hgsubstate specially
Bryan O'Sullivan <bryano@fb.com>
parents: 18630
diff changeset
  1096
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1097
    # forget (manifest only, just log it) (must come first)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1098
    for f, args, msg in actions['f']:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1099
        repo.ui.debug(" %s: %s -> f\n" % (f, msg))
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1100
        z += 1
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1101
        progress(_updating, z, item=f, total=numupdates, unit=_files)
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1102
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1103
    # re-add (manifest only, just log it)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1104
    for f, args, msg in actions['a']:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1105
        repo.ui.debug(" %s: %s -> a\n" % (f, msg))
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1106
        z += 1
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1107
        progress(_updating, z, item=f, total=numupdates, unit=_files)
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1108
27131
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1109
    # re-add/mark as modified (manifest only, just log it)
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1110
    for f, args, msg in actions['am']:
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1111
        repo.ui.debug(" %s: %s -> am\n" % (f, msg))
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1112
        z += 1
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1113
        progress(_updating, z, item=f, total=numupdates, unit=_files)
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1114
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1115
    # keep (noop, just log it)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1116
    for f, args, msg in actions['k']:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1117
        repo.ui.debug(" %s: %s -> k\n" % (f, msg))
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1118
        # no progress
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1119
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1120
    # directory rename, move local
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1121
    for f, args, msg in actions['dm']:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1122
        repo.ui.debug(" %s: %s -> dm\n" % (f, msg))
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1123
        z += 1
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1124
        progress(_updating, z, item=f, total=numupdates, unit=_files)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1125
        f0, flags = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1126
        repo.ui.note(_("moving %s to %s\n") % (f0, f))
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1127
        audit(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1128
        repo.wwrite(f, wctx.filectx(f0).data(), flags)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1129
        util.unlinkpath(repo.wjoin(f0))
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1130
        updated += 1
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1131
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1132
    # local directory rename, get
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1133
    for f, args, msg in actions['dg']:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1134
        repo.ui.debug(" %s: %s -> dg\n" % (f, msg))
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1135
        z += 1
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1136
        progress(_updating, z, item=f, total=numupdates, unit=_files)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1137
        f0, flags = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1138
        repo.ui.note(_("getting %s to %s\n") % (f0, f))
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1139
        repo.wwrite(f, mctx.filectx(f0).data(), flags)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1140
        updated += 1
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1141
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1142
    # exec
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1143
    for f, args, msg in actions['e']:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1144
        repo.ui.debug(" %s: %s -> e\n" % (f, msg))
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1145
        z += 1
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1146
        progress(_updating, z, item=f, total=numupdates, unit=_files)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1147
        flags, = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1148
        audit(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1149
        util.setflags(repo.wjoin(f), 'l' in flags, 'x' in flags)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1150
        updated += 1
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1151
26786
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1152
    # the ordering is important here -- ms.mergedriver will raise if the merge
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1153
    # driver has changed, and we want to be able to bypass it when overwrite is
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1154
    # True
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1155
    usemergedriver = not overwrite and mergeactions and ms.mergedriver
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1156
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1157
    if usemergedriver:
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1158
        ms.commit()
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1159
        proceed = driverpreprocess(repo, ms, wctx, labels=labels)
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1160
        # the driver might leave some files unresolved
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1161
        unresolvedf = set(ms.unresolved())
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1162
        if not proceed:
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1163
            # XXX setting unresolved to at least 1 is a hack to make sure we
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1164
            # error out
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1165
            return updated, merged, removed, max(len(unresolvedf), 1)
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1166
        newactions = []
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1167
        for f, args, msg in mergeactions:
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1168
            if f in unresolvedf:
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1169
                newactions.append((f, args, msg))
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1170
        mergeactions = newactions
121f80d14e4b merge.applyupdates: call driverpreprocess before starting merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26785
diff changeset
  1171
26618
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
  1172
    # premerge
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
  1173
    tocomplete = []
26949
b639b2f186bf merge.applyupdates: only attempt to merge files in mergeactions
Siddharth Agarwal <sid0@fb.com>
parents: 26870
diff changeset
  1174
    for f, args, msg in mergeactions:
26618
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
  1175
        repo.ui.debug(" %s: %s -> m (premerge)\n" % (f, msg))
26292
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
  1176
        z += 1
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
  1177
        progress(_updating, z, item=f, total=numupdates, unit=_files)
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
  1178
        if f == '.hgsubstate': # subrepo states need updating
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
  1179
            subrepo.submerge(repo, wctx, mctx, wctx.ancestor(mctx),
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
  1180
                             overwrite)
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
  1181
            continue
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
  1182
        audit(f)
26617
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
  1183
        complete, r = ms.preresolve(f, wctx, labels=labels)
27078
a421debae31d merge.applyupdates: use counters from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27077
diff changeset
  1184
        if not complete:
26618
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
  1185
            numupdates += 1
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
  1186
            tocomplete.append((f, args, msg))
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
  1187
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
  1188
    # merge
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
  1189
    for f, args, msg in tocomplete:
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
  1190
        repo.ui.debug(" %s: %s -> m (merge)\n" % (f, msg))
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
  1191
        z += 1
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
  1192
        progress(_updating, z, item=f, total=numupdates, unit=_files)
27078
a421debae31d merge.applyupdates: use counters from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27077
diff changeset
  1193
        ms.resolve(f, wctx, labels=labels)
26292
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
  1194
12369
6f0d9d79111f merge: delay writing the mergestate during until commit is called
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 12279
diff changeset
  1195
    ms.commit()
26787
64848559413a merge.applyupdates: call driverconclude after performing merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26786
diff changeset
  1196
27078
a421debae31d merge.applyupdates: use counters from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27077
diff changeset
  1197
    unresolved = ms.unresolvedcount()
a421debae31d merge.applyupdates: use counters from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27077
diff changeset
  1198
26787
64848559413a merge.applyupdates: call driverconclude after performing merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26786
diff changeset
  1199
    if usemergedriver and not unresolved and ms.mdstate() != 's':
64848559413a merge.applyupdates: call driverconclude after performing merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26786
diff changeset
  1200
        if not driverconclude(repo, ms, wctx, labels=labels):
64848559413a merge.applyupdates: call driverconclude after performing merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26786
diff changeset
  1201
            # XXX setting unresolved to at least 1 is a hack to make sure we
64848559413a merge.applyupdates: call driverconclude after performing merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26786
diff changeset
  1202
            # error out
26975
6618dfd3ea1c merge.applyupdates: don't return early if merge driver's conclude failed
Siddharth Agarwal <sid0@fb.com>
parents: 26962
diff changeset
  1203
            unresolved = max(unresolved, 1)
26787
64848559413a merge.applyupdates: call driverconclude after performing merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26786
diff changeset
  1204
64848559413a merge.applyupdates: call driverconclude after performing merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26786
diff changeset
  1205
        ms.commit()
64848559413a merge.applyupdates: call driverconclude after performing merge actions
Siddharth Agarwal <sid0@fb.com>
parents: 26786
diff changeset
  1206
27078
a421debae31d merge.applyupdates: use counters from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27077
diff changeset
  1207
    msupdated, msmerged, msremoved = ms.counts()
a421debae31d merge.applyupdates: use counters from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27077
diff changeset
  1208
    updated += msupdated
a421debae31d merge.applyupdates: use counters from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27077
diff changeset
  1209
    merged += msmerged
a421debae31d merge.applyupdates: use counters from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27077
diff changeset
  1210
    removed += msremoved
27080
ae2d3782d818 merge.applyupdates: extend action queues with ones returned from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27079
diff changeset
  1211
ae2d3782d818 merge.applyupdates: extend action queues with ones returned from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27079
diff changeset
  1212
    extraactions = ms.actions()
27121
b08c31cfc4b6 merge.applyupdates: add all actions returned from merge state
Siddharth Agarwal <sid0@fb.com>
parents: 27091
diff changeset
  1213
    for k, acts in extraactions.iteritems():
b08c31cfc4b6 merge.applyupdates: add all actions returned from merge state
Siddharth Agarwal <sid0@fb.com>
parents: 27091
diff changeset
  1214
        actions[k].extend(acts)
27080
ae2d3782d818 merge.applyupdates: extend action queues with ones returned from mergestate
Siddharth Agarwal <sid0@fb.com>
parents: 27079
diff changeset
  1215
18640
a8648f32b8ed merge: don't fiddle with name lookups or i18n in hot loops
Bryan O'Sullivan <bryano@fb.com>
parents: 18639
diff changeset
  1216
    progress(_updating, None, total=numupdates, unit=_files)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
  1217
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
  1218
    return updated, merged, removed, unresolved
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
  1219
18330
b717f49833a2 merge: rename list of actions from action to actions
Mads Kiilerich <mads@kiilerich.com>
parents: 18329
diff changeset
  1220
def recordupdates(repo, actions, branchmerge):
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1221
    "record merge actions to the dirstate"
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1222
    # remove (must come first)
27087
98fc58378a3f merge.recordupdates: don't require action keys to be present in dict
Siddharth Agarwal <sid0@fb.com>
parents: 27080
diff changeset
  1223
    for f, args, msg in actions.get('r', []):
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1224
        if branchmerge:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1225
            repo.dirstate.remove(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1226
        else:
21389
e741972017d9 merge: change priority / ordering of merge actions
Mads Kiilerich <madski@unity3d.com>
parents: 21269
diff changeset
  1227
            repo.dirstate.drop(f)
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1228
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1229
    # forget (must come first)
27087
98fc58378a3f merge.recordupdates: don't require action keys to be present in dict
Siddharth Agarwal <sid0@fb.com>
parents: 27080
diff changeset
  1230
    for f, args, msg in actions.get('f', []):
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1231
        repo.dirstate.drop(f)
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1232
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1233
    # re-add
27087
98fc58378a3f merge.recordupdates: don't require action keys to be present in dict
Siddharth Agarwal <sid0@fb.com>
parents: 27080
diff changeset
  1234
    for f, args, msg in actions.get('a', []):
27132
baa7571f40c5 merge.recordupdates: mark 'a' files as added unconditionally
Siddharth Agarwal <sid0@fb.com>
parents: 27131
diff changeset
  1235
        repo.dirstate.add(f)
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1236
27131
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1237
    # re-add/mark as modified
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1238
    for f, args, msg in actions.get('am', []):
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1239
        if branchmerge:
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1240
            repo.dirstate.normallookup(f)
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1241
        else:
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1242
            repo.dirstate.add(f)
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1243
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1244
    # exec change
27087
98fc58378a3f merge.recordupdates: don't require action keys to be present in dict
Siddharth Agarwal <sid0@fb.com>
parents: 27080
diff changeset
  1245
    for f, args, msg in actions.get('e', []):
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1246
        repo.dirstate.normallookup(f)
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1247
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1248
    # keep
27087
98fc58378a3f merge.recordupdates: don't require action keys to be present in dict
Siddharth Agarwal <sid0@fb.com>
parents: 27080
diff changeset
  1249
    for f, args, msg in actions.get('k', []):
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1250
        pass
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1251
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1252
    # get
27087
98fc58378a3f merge.recordupdates: don't require action keys to be present in dict
Siddharth Agarwal <sid0@fb.com>
parents: 27080
diff changeset
  1253
    for f, args, msg in actions.get('g', []):
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1254
        if branchmerge:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1255
            repo.dirstate.otherparent(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1256
        else:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1257
            repo.dirstate.normal(f)
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1258
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1259
    # merge
27087
98fc58378a3f merge.recordupdates: don't require action keys to be present in dict
Siddharth Agarwal <sid0@fb.com>
parents: 27080
diff changeset
  1260
    for f, args, msg in actions.get('m', []):
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1261
        f1, f2, fa, move, anc = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1262
        if branchmerge:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1263
            # We've done a branch merge, mark this file as merged
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1264
            # so that we properly record the merger later
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1265
            repo.dirstate.merge(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1266
            if f1 != f2: # copy/rename
3308
ecc1bf27378c merge: unify merge and copy actions
Matt Mackall <mpm@selenic.com>
parents: 3307
diff changeset
  1267
                if move:
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1268
                    repo.dirstate.remove(f1)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1269
                if f1 != f:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1270
                    repo.dirstate.copy(f1, f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1271
                else:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1272
                    repo.dirstate.copy(f2, f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1273
        else:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1274
            # We've update-merged a locally modified file, so
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1275
            # we set the dirstate to emulate a normal checkout
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1276
            # of that file some time in the past. Thus our
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1277
            # merge will appear as a normal local file
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1278
            # modification.
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1279
            if f2 == f: # file not locally copied/moved
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1280
                repo.dirstate.normallookup(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1281
            if move:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1282
                repo.dirstate.drop(f1)
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1283
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1284
    # directory rename, move local
27087
98fc58378a3f merge.recordupdates: don't require action keys to be present in dict
Siddharth Agarwal <sid0@fb.com>
parents: 27080
diff changeset
  1285
    for f, args, msg in actions.get('dm', []):
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1286
        f0, flag = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1287
        if branchmerge:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1288
            repo.dirstate.add(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1289
            repo.dirstate.remove(f0)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1290
            repo.dirstate.copy(f0, f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1291
        else:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1292
            repo.dirstate.normal(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1293
            repo.dirstate.drop(f0)
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
  1294
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1295
    # directory rename, get
27087
98fc58378a3f merge.recordupdates: don't require action keys to be present in dict
Siddharth Agarwal <sid0@fb.com>
parents: 27080
diff changeset
  1296
    for f, args, msg in actions.get('dg', []):
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1297
        f0, flag = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1298
        if branchmerge:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1299
            repo.dirstate.add(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1300
            repo.dirstate.copy(f0, f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1301
        else:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1302
            repo.dirstate.normal(f)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
  1303
27344
43c00ca887d1 merge: have merge.update use a matcher instead of partial fn
Augie Fackler <augie@google.com>
parents: 27316
diff changeset
  1304
def update(repo, node, branchmerge, force, ancestor=None,
43c00ca887d1 merge: have merge.update use a matcher instead of partial fn
Augie Fackler <augie@google.com>
parents: 27316
diff changeset
  1305
           mergeancestor=False, labels=None, matcher=None):
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1306
    """
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1307
    Perform a merge between the working directory and the given node
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1308
9716
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1309
    node = the node to update to, or None if unspecified
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1310
    branchmerge = whether to merge between branches
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1311
    force = whether to force branch merging or file overwriting
27344
43c00ca887d1 merge: have merge.update use a matcher instead of partial fn
Augie Fackler <augie@google.com>
parents: 27316
diff changeset
  1312
    matcher = a matcher to filter file lists (dirstate not updated)
18778
1ef89df2c248 rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents: 18651
diff changeset
  1313
    mergeancestor = whether it is merging with an ancestor. If true,
1ef89df2c248 rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents: 18651
diff changeset
  1314
      we should accept the incoming changes for any prompts that occur.
1ef89df2c248 rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents: 18651
diff changeset
  1315
      If false, merging with an ancestor (fast-forward) is only allowed
1ef89df2c248 rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents: 18651
diff changeset
  1316
      between different named branches. This flag is used by rebase extension
1ef89df2c248 rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents: 18651
diff changeset
  1317
      as a temporary fix and should be avoided in general.
9716
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1318
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1319
    The table below shows all the behaviors of the update command
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1320
    given the -c and -C or no options, whether the working directory
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1321
    is dirty, whether a revision is specified, and the relationship of
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1322
    the parent rev to the target rev (linear, on the same named
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1323
    branch, or on another named branch).
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1324
12279
28e2e3804f2e combine tests
Adrian Buehlmann <adrian@cadifra.com>
parents: 12032
diff changeset
  1325
    This logic is tested by test-update-branches.t.
9716
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1326
26821
27683c63f44c merge: improve clarity of table in update docstring
Augie Fackler <augie@google.com>
parents: 26787
diff changeset
  1327
    -c  -C  dirty  rev  |  linear      same    cross
27683c63f44c merge: improve clarity of table in update docstring
Augie Fackler <augie@google.com>
parents: 26787
diff changeset
  1328
     n   n    n     n   |    ok        (1)       x
27683c63f44c merge: improve clarity of table in update docstring
Augie Fackler <augie@google.com>
parents: 26787
diff changeset
  1329
     n   n    n     y   |    ok        ok       ok
27683c63f44c merge: improve clarity of table in update docstring
Augie Fackler <augie@google.com>
parents: 26787
diff changeset
  1330
     n   n    y     n   |   merge      (2)      (2)
27683c63f44c merge: improve clarity of table in update docstring
Augie Fackler <augie@google.com>
parents: 26787
diff changeset
  1331
     n   n    y     y   |   merge      (3)      (3)
27683c63f44c merge: improve clarity of table in update docstring
Augie Fackler <augie@google.com>
parents: 26787
diff changeset
  1332
     n   y    *     *   |   discard   discard   discard
27683c63f44c merge: improve clarity of table in update docstring
Augie Fackler <augie@google.com>
parents: 26787
diff changeset
  1333
     y   n    y     *   |    (4)       (4)      (4)
27683c63f44c merge: improve clarity of table in update docstring
Augie Fackler <augie@google.com>
parents: 26787
diff changeset
  1334
     y   n    n     *   |    ok        ok       ok
27683c63f44c merge: improve clarity of table in update docstring
Augie Fackler <augie@google.com>
parents: 26787
diff changeset
  1335
     y   y    *     *   |    (5)       (5)      (5)
9716
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1336
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1337
    x = can't happen
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1338
    * = don't-care
19798
76df01e56e7f update: improve error message for clean non-linear update
Siddharth Agarwal <sid0@fb.com>
parents: 19482
diff changeset
  1339
    1 = abort: not a linear update (merge or update --check to force update)
19800
4894e0d9462d update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents: 19799
diff changeset
  1340
    2 = abort: uncommitted changes (commit and merge, or update --clean to
4894e0d9462d update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents: 19799
diff changeset
  1341
                 discard changes)
19799
ab3e42225dbc update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents: 19798
diff changeset
  1342
    3 = abort: uncommitted changes (commit or update --clean to discard changes)
19801
41abe2e3e3b7 update: standardize error message for dirty update --check
Siddharth Agarwal <sid0@fb.com>
parents: 19800
diff changeset
  1343
    4 = abort: uncommitted changes (checked in commands.py)
19799
ab3e42225dbc update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents: 19798
diff changeset
  1344
    5 = incompatible options (checked in commands.py)
13162
115a9760c382 merge: document some internal return values.
Greg Ward <greg-hg@gerg.ca>
parents: 13158
diff changeset
  1345
115a9760c382 merge: document some internal return values.
Greg Ward <greg-hg@gerg.ca>
parents: 13158
diff changeset
  1346
    Return the same tuple as applyupdates().
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1347
    """
2815
4870f795f681 Merge: combine force and forcemerge arguments
Matt Mackall <mpm@selenic.com>
parents: 2814
diff changeset
  1348
9717
68a1b9d0663e update: allow branch crossing without -c or -C, with no uncommitted changes
Stuart W Marks <smarks@smarks.org>
parents: 9716
diff changeset
  1349
    onode = node
4917
126f527b3ba3 Make repo locks recursive, eliminate all passing of lock/wlock
Matt Mackall <mpm@selenic.com>
parents: 4915
diff changeset
  1350
    wlock = repo.wlock()
27344
43c00ca887d1 merge: have merge.update use a matcher instead of partial fn
Augie Fackler <augie@google.com>
parents: 27316
diff changeset
  1351
    # If we're doing a partial update, we need to skip updating
43c00ca887d1 merge: have merge.update use a matcher instead of partial fn
Augie Fackler <augie@google.com>
parents: 27316
diff changeset
  1352
    # the dirstate, so make a note of any partial-ness to the
43c00ca887d1 merge: have merge.update use a matcher instead of partial fn
Augie Fackler <augie@google.com>
parents: 27316
diff changeset
  1353
    # update here.
43c00ca887d1 merge: have merge.update use a matcher instead of partial fn
Augie Fackler <augie@google.com>
parents: 27316
diff changeset
  1354
    if matcher is None or matcher.always():
43c00ca887d1 merge: have merge.update use a matcher instead of partial fn
Augie Fackler <augie@google.com>
parents: 27316
diff changeset
  1355
        partial = False
43c00ca887d1 merge: have merge.update use a matcher instead of partial fn
Augie Fackler <augie@google.com>
parents: 27316
diff changeset
  1356
    else:
43c00ca887d1 merge: have merge.update use a matcher instead of partial fn
Augie Fackler <augie@google.com>
parents: 27316
diff changeset
  1357
        partial = True
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1358
    try:
6747
f6c00b17387c use repo[changeid] to get a changectx
Matt Mackall <mpm@selenic.com>
parents: 6746
diff changeset
  1359
        wc = repo[None]
20279
5b4f963d21cc merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents: 20278
diff changeset
  1360
        pl = wc.parents()
5b4f963d21cc merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents: 20278
diff changeset
  1361
        p1 = pl[0]
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1362
        pas = [None]
23405
2a038deeac9a merge: 0 is a valid ancestor different from None
Mads Kiilerich <madski@unity3d.com>
parents: 23398
diff changeset
  1363
        if ancestor is not None:
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1364
            pas = [repo[ancestor]]
20279
5b4f963d21cc merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents: 20278
diff changeset
  1365
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1366
        if node is None:
26682
08b068240a1a update: "deprecate" call to 'merge.update' without a destination
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26661
diff changeset
  1367
            if (repo.ui.configbool('devel', 'all-warnings')
08b068240a1a update: "deprecate" call to 'merge.update' without a destination
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26661
diff changeset
  1368
                    or repo.ui.configbool('devel', 'oldapi')):
08b068240a1a update: "deprecate" call to 'merge.update' without a destination
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26661
diff changeset
  1369
                repo.ui.develwarn('update with no target')
26641
5c57d01fe64e destupdate: also include bookmark related logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26618
diff changeset
  1370
            rev, _mark, _act = destutil.destupdate(repo)
5c57d01fe64e destupdate: also include bookmark related logic
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26618
diff changeset
  1371
            node = repo[rev].node()
20280
95b9c6149e17 merge: consider successor changesets for a bare update
Sean Farley <sean.michael.farley@gmail.com>
parents: 20279
diff changeset
  1372
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1373
        overwrite = force and not branchmerge
20279
5b4f963d21cc merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents: 20278
diff changeset
  1374
5b4f963d21cc merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents: 20278
diff changeset
  1375
        p2 = repo[node]
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1376
        if pas[0] is None:
25844
18541e9510c5 merge: make merge.preferancestor type and default consistent
Matt Mackall <mpm@selenic.com>
parents: 25843
diff changeset
  1377
            if repo.ui.configlist('merge', 'preferancestor', ['*']) == ['*']:
21128
f4014f646f71 merge: with merge.preferancestor=*, run an auction with bids from ancestors
Mads Kiilerich <madski@unity3d.com>
parents: 21082
diff changeset
  1378
                cahs = repo.changelog.commonancestorsheads(p1.node(), p2.node())
f4014f646f71 merge: with merge.preferancestor=*, run an auction with bids from ancestors
Mads Kiilerich <madski@unity3d.com>
parents: 21082
diff changeset
  1379
                pas = [repo[anc] for anc in (sorted(cahs) or [nullid])]
f4014f646f71 merge: with merge.preferancestor=*, run an auction with bids from ancestors
Mads Kiilerich <madski@unity3d.com>
parents: 21082
diff changeset
  1380
            else:
22179
46308fadaa15 merge: show the scary multiple ancestor hint for merges only, not for updates
Mads Kiilerich <madski@unity3d.com>
parents: 21551
diff changeset
  1381
                pas = [p1.ancestor(p2, warn=branchmerge)]
13874
9d67277c9204 merge: add ancestor to the update function
Matt Mackall <mpm@selenic.com>
parents: 13728
diff changeset
  1382
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1383
        fp1, fp2, xp1, xp2 = p1.node(), p2.node(), str(p1), str(p2)
3314
b16456909a0a merge: various tidying
Matt Mackall <mpm@selenic.com>
parents: 3312
diff changeset
  1384
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1385
        ### check phase
27316
777f668eca70 merge: refuse update/merge if there are unresolved conflicts (BC)
Martin von Zweigbergk <martinvonz@google.com>
parents: 27267
diff changeset
  1386
        if not overwrite:
777f668eca70 merge: refuse update/merge if there are unresolved conflicts (BC)
Martin von Zweigbergk <martinvonz@google.com>
parents: 27267
diff changeset
  1387
            if len(pl) > 1:
777f668eca70 merge: refuse update/merge if there are unresolved conflicts (BC)
Martin von Zweigbergk <martinvonz@google.com>
parents: 27267
diff changeset
  1388
                raise error.Abort(_("outstanding uncommitted merge"))
777f668eca70 merge: refuse update/merge if there are unresolved conflicts (BC)
Martin von Zweigbergk <martinvonz@google.com>
parents: 27267
diff changeset
  1389
            ms = mergestate.read(repo)
777f668eca70 merge: refuse update/merge if there are unresolved conflicts (BC)
Martin von Zweigbergk <martinvonz@google.com>
parents: 27267
diff changeset
  1390
            if list(ms.unresolved()):
777f668eca70 merge: refuse update/merge if there are unresolved conflicts (BC)
Martin von Zweigbergk <martinvonz@google.com>
parents: 27267
diff changeset
  1391
                raise error.Abort(_("outstanding merge conflicts"))
6375
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
  1392
        if branchmerge:
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1393
            if pas == [p2]:
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26570
diff changeset
  1394
                raise error.Abort(_("merging with a working directory ancestor"
11417
6f1d1ed3e19a merge: improve merge with ancestor message
Matt Mackall <mpm@selenic.com>
parents: 11178
diff changeset
  1395
                                   " has no effect"))
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1396
            elif pas == [p1]:
16696
d1afbf03e69a rebase: allow collapsing branches in place (issue3111)
Patrick Mezard <patrick@mezard.eu>
parents: 16683
diff changeset
  1397
                if not mergeancestor and p1.branch() == p2.branch():
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26570
diff changeset
  1398
                    raise error.Abort(_("nothing to merge"),
15619
6c8573dd1b6b merge: make 'nothing to merge' aborts consistent
Kevin Bullock <kbullock@ringworld.org>
parents: 15538
diff changeset
  1399
                                     hint=_("use 'hg update' "
6c8573dd1b6b merge: make 'nothing to merge' aborts consistent
Kevin Bullock <kbullock@ringworld.org>
parents: 15538
diff changeset
  1400
                                            "or check 'hg heads'"))
6375
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
  1401
            if not force and (wc.files() or wc.deleted()):
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26570
diff changeset
  1402
                raise error.Abort(_("uncommitted changes"),
15619
6c8573dd1b6b merge: make 'nothing to merge' aborts consistent
Kevin Bullock <kbullock@ringworld.org>
parents: 15538
diff changeset
  1403
                                 hint=_("use 'hg status' to list changes"))
18364
6252b4f1c4b4 subrepos: process subrepos in sorted order
Mads Kiilerich <mads@kiilerich.com>
parents: 18360
diff changeset
  1404
            for s in sorted(wc.substate):
24471
1ff35d76421c subrepo: add bailifchanged to centralize raising Abort if subrepo is dirty
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 23971
diff changeset
  1405
                wc.sub(s).bailifchanged()
13437
6169493ac3f9 Do not allow merging with uncommitted changes in a subrepo
Oleg Stepanov <oleg.stepanov@jetbrains.com>
parents: 13400
diff changeset
  1406
6375
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
  1407
        elif not overwrite:
19929
ab2362e1672e merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 19803
diff changeset
  1408
            if p1 == p2: # no-op update
ab2362e1672e merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 19803
diff changeset
  1409
                # call the hooks and exit early
ab2362e1672e merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 19803
diff changeset
  1410
                repo.hook('preupdate', throw=True, parent1=xp2, parent2='')
ab2362e1672e merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 19803
diff changeset
  1411
                repo.hook('update', parent1=xp2, parent2='', error=0)
ab2362e1672e merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 19803
diff changeset
  1412
                return 0, 0, 0, 0
ab2362e1672e merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 19803
diff changeset
  1413
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1414
            if pas not in ([p1], [p2]):  # nonlinear
18985
a59e575c6ff8 update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 18895
diff changeset
  1415
                dirty = wc.dirty(missing=True)
a59e575c6ff8 update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 18895
diff changeset
  1416
                if dirty or onode is None:
a59e575c6ff8 update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 18895
diff changeset
  1417
                    # Branching is a bit strange to ensure we do the minimal
a59e575c6ff8 update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 18895
diff changeset
  1418
                    # amount of call to obsolete.background.
a59e575c6ff8 update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 18895
diff changeset
  1419
                    foreground = obsolete.foreground(repo, [p1.node()])
a59e575c6ff8 update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 18895
diff changeset
  1420
                    # note: the <node> variable contains a random identifier
a59e575c6ff8 update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 18895
diff changeset
  1421
                    if repo[node].node() in foreground:
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1422
                        pas = [p1]  # allow updating to successors
19799
ab3e42225dbc update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents: 19798
diff changeset
  1423
                    elif dirty:
ab3e42225dbc update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents: 19798
diff changeset
  1424
                        msg = _("uncommitted changes")
19800
4894e0d9462d update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents: 19799
diff changeset
  1425
                        if onode is None:
4894e0d9462d update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents: 19799
diff changeset
  1426
                            hint = _("commit and merge, or update --clean to"
4894e0d9462d update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents: 19799
diff changeset
  1427
                                     " discard changes")
4894e0d9462d update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents: 19799
diff changeset
  1428
                        else:
4894e0d9462d update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents: 19799
diff changeset
  1429
                            hint = _("commit or update --clean to discard"
4894e0d9462d update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents: 19799
diff changeset
  1430
                                     " changes")
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26570
diff changeset
  1431
                        raise error.Abort(msg, hint=hint)
18985
a59e575c6ff8 update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 18895
diff changeset
  1432
                    else:  # node is none
19798
76df01e56e7f update: improve error message for clean non-linear update
Siddharth Agarwal <sid0@fb.com>
parents: 19482
diff changeset
  1433
                        msg = _("not a linear update")
76df01e56e7f update: improve error message for clean non-linear update
Siddharth Agarwal <sid0@fb.com>
parents: 19482
diff changeset
  1434
                        hint = _("merge or update --check to force update")
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26570
diff changeset
  1435
                        raise error.Abort(msg, hint=hint)
18985
a59e575c6ff8 update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 18895
diff changeset
  1436
                else:
a59e575c6ff8 update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 18895
diff changeset
  1437
                    # Allow jumping branches if clean and specific rev given
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1438
                    pas = [p1]
2814
0f787997e3c2 Merge: move most tests to the beginning
Matt Mackall <mpm@selenic.com>
parents: 2813
diff changeset
  1439
25843
bf9ea348b487 merge: mark ancient debugging option
Matt Mackall <mpm@selenic.com>
parents: 25754
diff changeset
  1440
        # deprecated config: merge.followcopies
21080
04540a8499a3 merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents: 21024
diff changeset
  1441
        followcopies = False
04540a8499a3 merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents: 21024
diff changeset
  1442
        if overwrite:
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1443
            pas = [wc]
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1444
        elif pas == [p2]: # backwards
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1445
            pas = [wc.p1()]
21080
04540a8499a3 merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents: 21024
diff changeset
  1446
        elif not branchmerge and not wc.dirty(missing=True):
04540a8499a3 merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents: 21024
diff changeset
  1447
            pass
23380
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
  1448
        elif pas[0] and repo.ui.configbool('merge', 'followcopies', True):
21080
04540a8499a3 merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents: 21024
diff changeset
  1449
            followcopies = True
04540a8499a3 merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents: 21024
diff changeset
  1450
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1451
        ### calculate phase
23641
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1452
        actionbyfile, diverge, renamedelete = calculateupdates(
27345
98266b1d144d merge: restate calculateupdates in terms of a matcher
Augie Fackler <augie@google.com>
parents: 27344
diff changeset
  1453
            repo, wc, p2, pas, branchmerge, force, mergeancestor,
98266b1d144d merge: restate calculateupdates in terms of a matcher
Augie Fackler <augie@google.com>
parents: 27344
diff changeset
  1454
            followcopies, matcher=matcher)
23641
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1455
        # Convert to dictionary-of-lists format
27131
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1456
        actions = dict((m, []) for m in 'a am f g cd dc r dm dg m e k'.split())
23641
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1457
        for f, (m, args, msg) in actionbyfile.iteritems():
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1458
            if m not in actions:
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1459
                actions[m] = []
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1460
            actions[m].append((f, args, msg))
2775
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
  1461
23544
7cc0fb0080b6 merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23541
diff changeset
  1462
        if not util.checkcase(repo.path):
7cc0fb0080b6 merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23541
diff changeset
  1463
            # check collision between files only in p2 for clean update
7cc0fb0080b6 merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23541
diff changeset
  1464
            if (not branchmerge and
7cc0fb0080b6 merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23541
diff changeset
  1465
                (force or not wc.dirty(missing=True, branch=False))):
7cc0fb0080b6 merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23541
diff changeset
  1466
                _checkcollision(repo, p2.manifest(), None)
7cc0fb0080b6 merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23541
diff changeset
  1467
            else:
7cc0fb0080b6 merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23541
diff changeset
  1468
                _checkcollision(repo, wc.manifest(), actions)
7cc0fb0080b6 merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23541
diff changeset
  1469
27137
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1470
        # Prompt and create actions. Most of this is in the resolve phase
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1471
        # already, but we can't handle .hgsubstate in filemerge or
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1472
        # subrepo.submerge yet so we have to keep prompting for it.
23541
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1473
        for f, args, msg in sorted(actions['cd']):
27137
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1474
            if f != '.hgsubstate':
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1475
                continue
23541
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1476
            if repo.ui.promptchoice(
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1477
                _("local changed %s which remote deleted\n"
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1478
                  "use (c)hanged version or (d)elete?"
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1479
                  "$$ &Changed $$ &Delete") % f, 0):
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1480
                actions['r'].append((f, None, "prompt delete"))
27131
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1481
            elif f in p1:
d837da26155e merge: add a new action type representing files to add/mark as modified
Siddharth Agarwal <sid0@fb.com>
parents: 27130
diff changeset
  1482
                actions['am'].append((f, None, "prompt keep"))
23541
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1483
            else:
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1484
                actions['a'].append((f, None, "prompt keep"))
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1485
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1486
        for f, args, msg in sorted(actions['dc']):
27137
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1487
            if f != '.hgsubstate':
25e4b2f000c5 merge: move almost all change/delete conflicts to resolve phase (BC) (API)
Siddharth Agarwal <sid0@fb.com>
parents: 27132
diff changeset
  1488
                continue
26962
fa2daf0e61ab merge: make 'cd' and 'dc' actions store the same arguments as 'm'
Siddharth Agarwal <sid0@fb.com>
parents: 26961
diff changeset
  1489
            f1, f2, fa, move, anc = args
fa2daf0e61ab merge: make 'cd' and 'dc' actions store the same arguments as 'm'
Siddharth Agarwal <sid0@fb.com>
parents: 26961
diff changeset
  1490
            flags = p2[f2].flags()
23541
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1491
            if repo.ui.promptchoice(
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1492
                _("remote changed %s which local deleted\n"
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1493
                  "use (c)hanged version or leave (d)eleted?"
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1494
                  "$$ &Changed $$ &Deleted") % f, 0) == 0:
27655
af13eaf9ab8c merge: add a new 'backup' argument to get actions
Siddharth Agarwal <sid0@fb.com>
parents: 27654
diff changeset
  1495
                actions['g'].append((f, (flags, False), "prompt recreating"))
2899
8743188f4d2e merge: consolidate dirstate updates
Matt Mackall <mpm@selenic.com>
parents: 2898
diff changeset
  1496
23525
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1497
        # divergent renames
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
  1498
        for f, fl in sorted(diverge.iteritems()):
23525
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1499
            repo.ui.warn(_("note: possible conflict - %s was renamed "
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1500
                           "multiple times to:\n") % f)
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1501
            for nf in fl:
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1502
                repo.ui.warn(" %s\n" % nf)
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1503
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1504
        # rename and delete
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
  1505
        for f, fl in sorted(renamedelete.iteritems()):
23525
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1506
            repo.ui.warn(_("note: possible conflict - %s was deleted "
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1507
                           "and renamed to:\n") % f)
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1508
            for nf in fl:
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1509
                repo.ui.warn(" %s\n" % nf)
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1510
26957
d16d73173fdd merge: move messages about possible conflicts a litte earlier
Martin von Zweigbergk <martinvonz@google.com>
parents: 26949
diff changeset
  1511
        ### apply phase
d16d73173fdd merge: move messages about possible conflicts a litte earlier
Martin von Zweigbergk <martinvonz@google.com>
parents: 26949
diff changeset
  1512
        if not branchmerge: # just jump to the new rev
d16d73173fdd merge: move messages about possible conflicts a litte earlier
Martin von Zweigbergk <martinvonz@google.com>
parents: 26949
diff changeset
  1513
            fp1, fp2, xp1, xp2 = fp2, nullid, xp2, ''
d16d73173fdd merge: move messages about possible conflicts a litte earlier
Martin von Zweigbergk <martinvonz@google.com>
parents: 26949
diff changeset
  1514
        if not partial:
d16d73173fdd merge: move messages about possible conflicts a litte earlier
Martin von Zweigbergk <martinvonz@google.com>
parents: 26949
diff changeset
  1515
            repo.hook('preupdate', throw=True, parent1=xp1, parent2=xp2)
d16d73173fdd merge: move messages about possible conflicts a litte earlier
Martin von Zweigbergk <martinvonz@google.com>
parents: 26949
diff changeset
  1516
            # note that we're in the middle of an update
d16d73173fdd merge: move messages about possible conflicts a litte earlier
Martin von Zweigbergk <martinvonz@google.com>
parents: 26949
diff changeset
  1517
            repo.vfs.write('updatestate', p2.hex())
d16d73173fdd merge: move messages about possible conflicts a litte earlier
Martin von Zweigbergk <martinvonz@google.com>
parents: 26949
diff changeset
  1518
d16d73173fdd merge: move messages about possible conflicts a litte earlier
Martin von Zweigbergk <martinvonz@google.com>
parents: 26949
diff changeset
  1519
        stats = applyupdates(repo, actions, wc, p2, overwrite, labels=labels)
d16d73173fdd merge: move messages about possible conflicts a litte earlier
Martin von Zweigbergk <martinvonz@google.com>
parents: 26949
diff changeset
  1520
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1521
        if not partial:
22405
6f63c47cbb86 dirstate: wrap setparent calls with begin/endparentchange (issue4353)
Durham Goode <durham@fb.com>
parents: 22207
diff changeset
  1522
            repo.dirstate.beginparentchange()
16551
ebf6d38c9063 localrepo: add setparents() to adjust dirstate copies (issue3407)
Patrick Mezard <patrick@mezard.eu>
parents: 16534
diff changeset
  1523
            repo.setparents(fp1, fp2)
18330
b717f49833a2 merge: rename list of actions from action to actions
Mads Kiilerich <mads@kiilerich.com>
parents: 18329
diff changeset
  1524
            recordupdates(repo, actions, branchmerge)
19482
499fc471296b update: add tracking of interrupted updates (issue3113)
Matt Mackall <mpm@selenic.com>
parents: 19285
diff changeset
  1525
            # update completed, clear state
499fc471296b update: add tracking of interrupted updates (issue3113)
Matt Mackall <mpm@selenic.com>
parents: 19285
diff changeset
  1526
            util.unlink(repo.join('updatestate'))
499fc471296b update: add tracking of interrupted updates (issue3113)
Matt Mackall <mpm@selenic.com>
parents: 19285
diff changeset
  1527
13561
0ab0ceefddf2 merge: remove last traces of fastforward merging
Mads Kiilerich <mads@kiilerich.com>
parents: 13550
diff changeset
  1528
            if not branchmerge:
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1529
                repo.dirstate.setbranch(p2.branch())
22405
6f63c47cbb86 dirstate: wrap setparent calls with begin/endparentchange (issue4353)
Durham Goode <durham@fb.com>
parents: 22207
diff changeset
  1530
            repo.dirstate.endparentchange()
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1531
    finally:
8109
496ae1ea4698 switch lock releasing in the core from gc to explicit
Ronny Pfannschmidt <Ronny.Pfannschmidt@gmx.de>
parents: 7848
diff changeset
  1532
        wlock.release()
10492
0e64d814d7d0 run commit and update hooks after command completion (issue1827)
Sune Foldager <cryo@cyanite.org>
parents: 10431
diff changeset
  1533
0e64d814d7d0 run commit and update hooks after command completion (issue1827)
Sune Foldager <cryo@cyanite.org>
parents: 10431
diff changeset
  1534
    if not partial:
26752
949e8c626d19 merge: make in-memory changes visible to external update hooks
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 26748
diff changeset
  1535
        repo.hook('update', parent1=xp1, parent2=xp2, error=stats[3])
10492
0e64d814d7d0 run commit and update hooks after command completion (issue1827)
Sune Foldager <cryo@cyanite.org>
parents: 10431
diff changeset
  1536
    return stats
22902
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1537
27267
d6859d86a5d5 merge.graft: add option to keep second parent
Andrew Halberstadt <ahalberstadt@mozilla.com>
parents: 27137
diff changeset
  1538
def graft(repo, ctx, pctx, labels, keepparent=False):
22902
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1539
    """Do a graft-like merge.
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1540
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1541
    This is a merge where the merge ancestor is chosen such that one
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1542
    or more changesets are grafted onto the current changeset. In
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1543
    addition to the merge, this fixes up the dirstate to include only
27267
d6859d86a5d5 merge.graft: add option to keep second parent
Andrew Halberstadt <ahalberstadt@mozilla.com>
parents: 27137
diff changeset
  1544
    a single parent (if keepparent is False) and tries to duplicate any
d6859d86a5d5 merge.graft: add option to keep second parent
Andrew Halberstadt <ahalberstadt@mozilla.com>
parents: 27137
diff changeset
  1545
    renames/copies appropriately.
22902
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1546
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1547
    ctx - changeset to rebase
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1548
    pctx - merge base, usually ctx.p1()
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1549
    labels - merge labels eg ['local', 'graft']
27267
d6859d86a5d5 merge.graft: add option to keep second parent
Andrew Halberstadt <ahalberstadt@mozilla.com>
parents: 27137
diff changeset
  1550
    keepparent - keep second parent if any
22902
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1551
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1552
    """
24643
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1553
    # If we're grafting a descendant onto an ancestor, be sure to pass
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1554
    # mergeancestor=True to update. This does two things: 1) allows the merge if
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1555
    # the destination is the same as the parent of the ctx (so we can use graft
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1556
    # to copy commits), and 2) informs update that the incoming changes are
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1557
    # newer than the destination so it doesn't prompt about "remote changed foo
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1558
    # which local deleted".
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1559
    mergeancestor = repo.changelog.isancestor(repo['.'].node(), ctx.node())
22902
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1560
27344
43c00ca887d1 merge: have merge.update use a matcher instead of partial fn
Augie Fackler <augie@google.com>
parents: 27316
diff changeset
  1561
    stats = update(repo, ctx.node(), True, True, pctx.node(),
24643
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1562
                   mergeancestor=mergeancestor, labels=labels)
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1563
27267
d6859d86a5d5 merge.graft: add option to keep second parent
Andrew Halberstadt <ahalberstadt@mozilla.com>
parents: 27137
diff changeset
  1564
    pother = nullid
d6859d86a5d5 merge.graft: add option to keep second parent
Andrew Halberstadt <ahalberstadt@mozilla.com>
parents: 27137
diff changeset
  1565
    parents = ctx.parents()
d6859d86a5d5 merge.graft: add option to keep second parent
Andrew Halberstadt <ahalberstadt@mozilla.com>
parents: 27137
diff changeset
  1566
    if keepparent and len(parents) == 2 and pctx in parents:
d6859d86a5d5 merge.graft: add option to keep second parent
Andrew Halberstadt <ahalberstadt@mozilla.com>
parents: 27137
diff changeset
  1567
        parents.remove(pctx)
d6859d86a5d5 merge.graft: add option to keep second parent
Andrew Halberstadt <ahalberstadt@mozilla.com>
parents: 27137
diff changeset
  1568
        pother = parents[0].node()
d6859d86a5d5 merge.graft: add option to keep second parent
Andrew Halberstadt <ahalberstadt@mozilla.com>
parents: 27137
diff changeset
  1569
22902
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1570
    repo.dirstate.beginparentchange()
27267
d6859d86a5d5 merge.graft: add option to keep second parent
Andrew Halberstadt <ahalberstadt@mozilla.com>
parents: 27137
diff changeset
  1571
    repo.setparents(repo['.'].node(), pother)
26748
5ba0a99ff27f dirstate: make dirstate.write() callers pass transaction object to it
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 26740
diff changeset
  1572
    repo.dirstate.write(repo.currenttransaction())
22902
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1573
    # fix up dirstate for copies and renames
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1574
    copies.duplicatecopies(repo, ctx.rev(), pctx.rev())
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1575
    repo.dirstate.endparentchange()
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1576
    return stats