mercurial/merge.py
author Pierre-Yves David <pierre-yves.david@fb.com>
Mon, 05 Oct 2015 21:42:09 -0700
changeset 26682 08b068240a1a
parent 26661 2b955fec91e0
child 26740 f4a27c05c43f
permissions -rw-r--r--
update: "deprecate" call to 'merge.update' without a destination Now that all internal callers pre-compute and set a destination at a higher level it feels like we can kill this API. This will allow us to simplify this function. However I feel like this is a bit too central and critical to break now. I'm adding a devel warning to let extension make catch this in the next cycle.
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# merge.py - directory-level update/merge handling for Mercurial
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#
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# Copyright 2006, 2007 Matt Mackall <mpm@selenic.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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from __future__ import absolute_import
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import errno
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import os
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import shutil
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import struct
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from .i18n import _
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from .node import (
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    bin,
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    hex,
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    nullid,
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    nullrev,
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)
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from . import (
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    copies,
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    destutil,
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    error,
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    filemerge,
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    obsolete,
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    subrepo,
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    util,
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    worker,
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)
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_pack = struct.pack
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_unpack = struct.unpack
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def _droponode(data):
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    # used for compatibility for v1
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    bits = data.split('\0')
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    bits = bits[:-2] + bits[-1:]
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    return '\0'.join(bits)
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class mergestate(object):
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    '''track 3-way merge state of individual files
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    it is stored on disk when needed. Two file are used, one with an old
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    format, one with a new format. Both contains similar data, but the new
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    format can store new kinds of field.
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    Current new format is a list of arbitrary record of the form:
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        [type][length][content]
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    Type is a single character, length is a 4 bytes integer, content is an
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    arbitrary suites of bytes of length `length`.
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    Type should be a letter. Capital letter are mandatory record, Mercurial
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    should abort if they are unknown. lower case record can be safely ignored.
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    Currently known record:
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    L: the node of the "local" part of the merge (hexified version)
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    O: the node of the "other" part of the merge (hexified version)
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    F: a file to be merged entry
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    D: a file that the external merge driver will merge internally
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       (experimental)
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    m: the external merge driver defined for this merge plus its run state
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       (experimental)
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    Merge driver run states (experimental):
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    u: driver-resolved files unmarked -- needs to be run next time we're about
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       to resolve or commit
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    m: driver-resolved files marked -- only needs to be run before commit
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    s: success/skipped -- does not need to be run any more
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    '''
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    statepathv1 = 'merge/state'
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    statepathv2 = 'merge/state2'
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    def __init__(self, repo):
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        self._repo = repo
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        self._dirty = False
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        self._read()
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    def reset(self, node=None, other=None):
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        self._state = {}
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        self._local = None
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        self._other = None
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        if node:
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            self._local = node
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            self._other = other
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        self._mdstate = 'u'
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        shutil.rmtree(self._repo.join('merge'), True)
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        self._dirty = False
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    def _read(self):
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        """Analyse each record content to restore a serialized state from disk
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        This function process "record" entry produced by the de-serialization
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        of on disk file.
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        """
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        self._state = {}
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        self._local = None
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        self._other = None
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        self._mdstate = 'u'
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        records = self._readrecords()
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        for rtype, record in records:
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            if rtype == 'L':
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                self._local = bin(record)
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            elif rtype == 'O':
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                self._other = bin(record)
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            elif rtype == 'm':
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                bits = record.split('\0', 1)
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                mdstate = bits[1]
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                if len(mdstate) != 1 or mdstate not in 'ums':
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                    # the merge driver should be idempotent, so just rerun it
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                    mdstate = 'u'
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                # protect against the following:
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                # - A configures a malicious merge driver in their hgrc, then
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                #   pauses the merge
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                # - A edits their hgrc to remove references to the merge driver
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                # - A gives a copy of their entire repo, including .hg, to B
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                # - B inspects .hgrc and finds it to be clean
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                # - B then continues the merge and the malicious merge driver
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                #  gets invoked
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                if self.mergedriver != bits[0]:
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                    raise error.ConfigError(
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                        _("merge driver changed since merge started"),
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                        hint=_("revert merge driver change or abort merge"))
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                self._mdstate = mdstate
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            elif rtype in 'FD':
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                bits = record.split('\0')
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                self._state[bits[0]] = bits[1:]
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            elif not rtype.islower():
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                raise error.Abort(_('unsupported merge state record: %s')
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                                   % rtype)
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        self._dirty = False
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    def _readrecords(self):
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        """Read merge state from disk and return a list of record (TYPE, data)
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        We read data from both v1 and v2 files and decide which one to use.
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        V1 has been used by version prior to 2.9.1 and contains less data than
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        v2. We read both versions and check if no data in v2 contradicts
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        v1. If there is not contradiction we can safely assume that both v1
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        and v2 were written at the same time and use the extract data in v2. If
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        there is contradiction we ignore v2 content as we assume an old version
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        of Mercurial has overwritten the mergestate file and left an old v2
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        file around.
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   150
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        returns list of record [(TYPE, data), ...]"""
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        v1records = self._readrecordsv1()
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        v2records = self._readrecordsv2()
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        if self._v1v2match(v1records, v2records):
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            return v2records
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   156
        else:
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            # v1 file is newer than v2 file, use it
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            # we have to infer the "other" changeset of the merge
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            # we cannot do better than that with v1 of the format
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            mctx = self._repo[None].parents()[-1]
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            v1records.append(('O', mctx.hex()))
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            # add place holder "other" file node information
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            # nobody is using it yet so we do no need to fetch the data
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            # if mctx was wrong `mctx[bits[-2]]` may fails.
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            for idx, r in enumerate(v1records):
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   166
                if r[0] == 'F':
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                    bits = r[1].split('\0')
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                    bits.insert(-2, '')
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                    v1records[idx] = (r[0], '\0'.join(bits))
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            return v1records
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   171
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    def _v1v2match(self, v1records, v2records):
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        oldv2 = set() # old format version of v2 record
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        for rec in v2records:
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   175
            if rec[0] == 'L':
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   176
                oldv2.add(rec)
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   177
            elif rec[0] == 'F':
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   178
                # drop the onode data (not contained in v1)
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   179
                oldv2.add(('F', _droponode(rec[1])))
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   180
        for rec in v1records:
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   181
            if rec not in oldv2:
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                return False
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   183
        else:
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            return True
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   185
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    def _readrecordsv1(self):
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        """read on disk merge state for version 1 file
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   188
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        returns list of record [(TYPE, data), ...]
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   190
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   191
        Note: the "F" data from this file are one entry short
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              (no "other file node" entry)
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   193
        """
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   194
        records = []
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   195
        try:
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   196
            f = self._repo.vfs(self.statepathv1)
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   197
            for i, l in enumerate(f):
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   198
                if i == 0:
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   199
                    records.append(('L', l[:-1]))
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   200
                else:
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   201
                    records.append(('F', l[:-1]))
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diff changeset
   202
            f.close()
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   203
        except IOError as err:
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   204
            if err.errno != errno.ENOENT:
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   205
                raise
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diff changeset
   206
        return records
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diff changeset
   207
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   208
    def _readrecordsv2(self):
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   209
        """read on disk merge state for version 2 file
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   210
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        returns list of record [(TYPE, data), ...]
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   212
        """
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        records = []
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   214
        try:
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   215
            f = self._repo.vfs(self.statepathv2)
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   216
            data = f.read()
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   217
            off = 0
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   218
            end = len(data)
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   219
            while off < end:
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   220
                rtype = data[off]
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   221
                off += 1
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   222
                length = _unpack('>I', data[off:(off + 4)])[0]
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   223
                off += 4
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   224
                record = data[off:(off + length)]
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   225
                off += length
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   226
                records.append((rtype, record))
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   227
            f.close()
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   228
        except IOError as err:
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   229
            if err.errno != errno.ENOENT:
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   230
                raise
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   231
        return records
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   232
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   233
    @util.propertycache
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   234
    def mergedriver(self):
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   235
        return self._repo.ui.config('experimental', 'mergedriver')
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   236
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   237
    def active(self):
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   238
        """Whether mergestate is active.
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   239
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   240
        Returns True if there appears to be mergestate. This is a rough proxy
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   241
        for "is a merge in progress."
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   242
        """
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        # Check local variables before looking at filesystem for performance
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        # reasons.
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        return bool(self._local) or bool(self._state) or \
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               self._repo.vfs.exists(self.statepathv1) or \
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               self._repo.vfs.exists(self.statepathv2)
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    def commit(self):
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        """Write current state on disk (if necessary)"""
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        if self._dirty:
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            records = []
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            records.append(('L', hex(self._local)))
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            records.append(('O', hex(self._other)))
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   255
            if self.mergedriver:
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   256
                records.append(('m', '\0'.join([
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   257
                    self.mergedriver, self._mdstate])))
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   258
            for d, v in self._state.iteritems():
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                if v[0] == 'd':
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                    records.append(('D', '\0'.join([d] + v)))
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   261
                else:
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   262
                    records.append(('F', '\0'.join([d] + v)))
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   263
            self._writerecords(records)
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   264
            self._dirty = False
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   265
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    def _writerecords(self, records):
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   267
        """Write current state on disk (both v1 and v2)"""
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   268
        self._writerecordsv1(records)
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   269
        self._writerecordsv2(records)
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   270
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    def _writerecordsv1(self, records):
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   272
        """Write current state on disk in a version 1 file"""
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   273
        f = self._repo.vfs(self.statepathv1, 'w')
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   274
        irecords = iter(records)
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   275
        lrecords = irecords.next()
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   276
        assert lrecords[0] == 'L'
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   277
        f.write(hex(self._local) + '\n')
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   278
        for rtype, data in irecords:
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   279
            if rtype == 'F':
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   280
                f.write('%s\n' % _droponode(data))
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   281
        f.close()
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diff changeset
   282
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   283
    def _writerecordsv2(self, records):
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   284
        """Write current state on disk in a version 2 file"""
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   285
        f = self._repo.vfs(self.statepathv2, 'w')
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diff changeset
   286
        for key, data in records:
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diff changeset
   287
            assert len(key) == 1
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   288
            format = '>sI%is' % len(data)
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diff changeset
   289
            f.write(_pack(format, key, len(data), data))
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diff changeset
   290
        f.close()
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diff changeset
   291
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   292
    def add(self, fcl, fco, fca, fd):
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   293
        """add a new (potentially?) conflicting file the merge state
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diff changeset
   294
        fcl: file context for local,
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diff changeset
   295
        fco: file context for remote,
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diff changeset
   296
        fca: file context for ancestors,
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diff changeset
   297
        fd:  file path of the resulting merge.
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diff changeset
   298
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diff changeset
   299
        note: also write the local version to the `.hg/merge` directory.
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diff changeset
   300
        """
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diff changeset
   301
        hash = util.sha1(fcl.path()).hexdigest()
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   302
        self._repo.vfs.write('merge/' + hash, fcl.data())
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diff changeset
   303
        self._state[fd] = ['u', hash, fcl.path(),
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diff changeset
   304
                           fca.path(), hex(fca.filenode()),
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diff changeset
   305
                           fco.path(), hex(fco.filenode()),
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diff changeset
   306
                           fcl.flags()]
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diff changeset
   307
        self._dirty = True
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diff changeset
   308
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   309
    def __contains__(self, dfile):
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   310
        return dfile in self._state
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   311
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   312
    def __getitem__(self, dfile):
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diff changeset
   313
        return self._state[dfile][0]
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diff changeset
   314
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diff changeset
   315
    def __iter__(self):
21268
a0b8a912ec81 merge: simplify mergestate iter
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diff changeset
   316
        return iter(sorted(self._state))
20651
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diff changeset
   317
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diff changeset
   318
    def files(self):
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diff changeset
   319
        return self._state.keys()
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diff changeset
   320
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diff changeset
   321
    def mark(self, dfile, state):
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diff changeset
   322
        self._state[dfile][0] = state
12369
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diff changeset
   323
        self._dirty = True
20651
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diff changeset
   324
21266
19d6fec60b81 resolve: print message when no unresolved files remain (issue4214)
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diff changeset
   325
    def unresolved(self):
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diff changeset
   326
        """Obtain the paths of unresolved files."""
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diff changeset
   327
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diff changeset
   328
        for f, entry in self._state.items():
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diff changeset
   329
            if entry[0] == 'u':
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diff changeset
   330
                yield f
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diff changeset
   331
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diff changeset
   332
    def _resolve(self, preresolve, dfile, wctx, labels=None):
20652
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diff changeset
   333
        """rerun merge process for file path `dfile`"""
26651
d58f2f0e2b19 merge.mergedriver: don't try resolving files marked driver-resolved
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parents: 26650
diff changeset
   334
        if self[dfile] in 'rd':
26616
2f1fce0d4e86 merge.mergestate._resolve: also return completed status
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parents: 26615
diff changeset
   335
            return True, 0
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parents: 20592
diff changeset
   336
        stateentry = self._state[dfile]
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parents: 20592
diff changeset
   337
        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
   338
        octx = self._repo[self._other]
18338
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parents: 18336
diff changeset
   339
        fcd = wctx[dfile]
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diff changeset
   340
        fco = octx[ofile]
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diff changeset
   341
        fca = self._repo.filectx(afile, fileid=anode)
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diff changeset
   342
        # "premerge" x flags
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diff changeset
   343
        flo = fco.flags()
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diff changeset
   344
        fla = fca.flags()
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diff changeset
   345
        if 'x' in flags + flo + fla and 'l' not in flags + flo + fla:
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diff changeset
   346
            if fca.node() == nullid:
26617
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diff changeset
   347
                if preresolve:
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diff changeset
   348
                    self._repo.ui.warn(
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diff changeset
   349
                        _('warning: cannot merge flags for %s\n') % afile)
18338
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diff changeset
   350
            elif flags == fla:
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diff changeset
   351
                flags = flo
26617
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diff changeset
   352
        if preresolve:
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diff changeset
   353
            # restore local
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diff changeset
   354
            f = self._repo.vfs('merge/' + hash)
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diff changeset
   355
            self._repo.wwrite(dfile, f.read(), flags)
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diff changeset
   356
            f.close()
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diff changeset
   357
            complete, r = filemerge.premerge(self._repo, self._local, lfile,
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diff changeset
   358
                                             fcd, fco, fca, labels=labels)
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diff changeset
   359
        else:
26611
a5ff66e6d77a filemerge: break overall filemerge into separate premerge and merge steps
Siddharth Agarwal <sid0@fb.com>
parents: 26606
diff changeset
   360
            complete, r = filemerge.filemerge(self._repo, self._local, lfile,
a5ff66e6d77a filemerge: break overall filemerge into separate premerge and merge steps
Siddharth Agarwal <sid0@fb.com>
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diff changeset
   361
                                              fcd, fco, fca, labels=labels)
13536
fac040b7e822 merge: drop resolve state for mergers with identical contents (issue2680)
Matt Mackall <mpm@selenic.com>
parents: 13437
diff changeset
   362
        if r is None:
fac040b7e822 merge: drop resolve state for mergers with identical contents (issue2680)
Matt Mackall <mpm@selenic.com>
parents: 13437
diff changeset
   363
            # no real conflict
fac040b7e822 merge: drop resolve state for mergers with identical contents (issue2680)
Matt Mackall <mpm@selenic.com>
parents: 13437
diff changeset
   364
            del self._state[dfile]
20792
89059c450c56 merge: mark mergestate as dirty when resolve changes _state
Mads Kiilerich <madski@unity3d.com>
parents: 20652
diff changeset
   365
            self._dirty = True
13536
fac040b7e822 merge: drop resolve state for mergers with identical contents (issue2680)
Matt Mackall <mpm@selenic.com>
parents: 13437
diff changeset
   366
        elif not r:
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   367
            self.mark(dfile, 'r')
26616
2f1fce0d4e86 merge.mergestate._resolve: also return completed status
Siddharth Agarwal <sid0@fb.com>
parents: 26615
diff changeset
   368
        return complete, r
2775
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   369
26617
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   370
    def preresolve(self, dfile, wctx, labels=None):
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   371
        return self._resolve(True, dfile, wctx, labels=labels)
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   372
26615
c9223a3979b7 merge.mergestate: add a wrapper around resolve
Siddharth Agarwal <sid0@fb.com>
parents: 26611
diff changeset
   373
    def resolve(self, dfile, wctx, labels=None):
c9223a3979b7 merge.mergestate: add a wrapper around resolve
Siddharth Agarwal <sid0@fb.com>
parents: 26611
diff changeset
   374
        """rerun merge process for file path `dfile`"""
26617
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   375
        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
   376
23653
0297d8469350 merge: don't overwrite untracked file at directory rename target
Martin von Zweigbergk <martinvonz@google.com>
parents: 23652
diff changeset
   377
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
   378
    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
   379
        f2 = f
23478
30b602168c3b update: don't overwrite untracked ignored files on update
Martin von Zweigbergk <martinvonz@google.com>
parents: 23420
diff changeset
   380
    return (os.path.isfile(repo.wjoin(f))
23879
b88278a308c6 localrepo: remove all external users of localrepo.wopener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23877
diff changeset
   381
        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
   382
        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
   383
        and mctx[f2].cmp(wctx[f]))
16093
7e30f5f2285f merge: refactor unknown file conflict checking
Matt Mackall <mpm@selenic.com>
parents: 16092
diff changeset
   384
23655
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   385
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
   386
    """
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   387
    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
   388
    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
   389
    choose a different action.
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   390
    """
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   391
    aborts = []
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   392
    if not force:
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   393
        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
   394
            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
   395
                if _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
   396
                    aborts.append(f)
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   397
            elif m == 'dg':
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   398
                if _checkunknownfile(repo, wctx, mctx, f, args[0]):
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   399
                    aborts.append(f)
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   400
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   401
    for f in sorted(aborts):
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   402
        repo.ui.warn(_("%s: untracked file differs\n") % f)
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   403
    if aborts:
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26570
diff changeset
   404
        raise error.Abort(_("untracked files in working directory differ "
23655
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   405
                           "from files in requested revision"))
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   406
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   407
    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
   408
        if m == 'c':
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   409
            actions[f] = ('g', args, msg)
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   410
        elif m == 'cm':
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   411
            fl2, anc = args
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   412
            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
   413
            if different:
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   414
                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
   415
                              "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
   416
            else:
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   417
                actions[f] = ('g', (fl2,), "remote created")
79235b46062c merge: extract method for checking for conflicting untracked file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23654
diff changeset
   418
6269
ffdf70e74623 merge: privatize some functions, unnest some others
Matt Mackall <mpm@selenic.com>
parents: 6268
diff changeset
   419
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
   420
    """
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   421
    Forget removed files
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   422
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   423
    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
   424
    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
   425
    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
   426
    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
   427
    manifest.
6242
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   428
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   429
    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
   430
    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
   431
    as removed.
3107
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   432
    """
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   433
23640
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   434
    actions = {}
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   435
    m = 'f'
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   436
    if branchmerge:
23640
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   437
        m = 'r'
6242
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   438
    for f in wctx.deleted():
6272
dd9bd227ae9a merge: simplify some helpers
Matt Mackall <mpm@selenic.com>
parents: 6271
diff changeset
   439
        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
   440
            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
   441
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   442
    if not branchmerge:
a375ffc2aa1b merge: fix handling of deleted files
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6211
diff changeset
   443
        for f in wctx.removed():
6272
dd9bd227ae9a merge: simplify some helpers
Matt Mackall <mpm@selenic.com>
parents: 6271
diff changeset
   444
            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
   445
                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
   446
23640
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   447
    return actions
3107
3bd05ad67f45 merge: pull manifest checks and updates into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3106
diff changeset
   448
20640
52929dcdd512 merge: handle create+delete prompts in calculateupdates
Mads Kiilerich <madski@unity3d.com>
parents: 20639
diff changeset
   449
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
   450
    # build provisional merged manifest up
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   451
    pmmf = set(wmf)
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   452
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   453
    if actions:
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   454
        # k, dr, e and rd are no-op
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   455
        for m in 'a', 'f', 'g', 'cd', 'dc':
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   456
            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
   457
                pmmf.add(f)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   458
        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
   459
            pmmf.discard(f)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   460
        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
   461
            f2, flags = args
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   462
            pmmf.discard(f2)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   463
            pmmf.add(f)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   464
        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
   465
            pmmf.add(f)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   466
        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
   467
            f1, f2, fa, move, anc = args
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   468
            if move:
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   469
                pmmf.discard(f1)
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   470
            pmmf.add(f)
19105
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   471
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   472
    # 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
   473
    foldmap = {}
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   474
    for f in sorted(pmmf):
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   475
        fold = util.normcase(f)
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   476
        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
   477
            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
   478
                             % (f, foldmap[fold]))
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   479
        foldmap[fold] = f
c60a7f5a741f icasefs: rewrite case-folding collision detection (issue3452)
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents: 19095
diff changeset
   480
26661
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   481
    # check case-folding of directories
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   482
    foldprefix = unfoldprefix = lastfull = ''
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   483
    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
   484
        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
   485
            # 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
   486
            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
   487
                                "%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
   488
        foldprefix = fold + '/'
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   489
        unfoldprefix = f + '/'
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   490
        lastfull = f
2b955fec91e0 merge: abort on file/directory case folding collisions (issue4892)
Mads Kiilerich <madski@unity3d.com>
parents: 26651
diff changeset
   491
18778
1ef89df2c248 rebase: fix --collapse when a file was added then removed
Durham Goode <durham@fb.com>
parents: 18651
diff changeset
   492
def manifestmerge(repo, wctx, p2, pa, branchmerge, force, partial,
21080
04540a8499a3 merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents: 21024
diff changeset
   493
                  acceptremote, followcopies):
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
   494
    """
11817
d12fe809e1ee merge: fix typo in docstring
Alecs King <alecsk@gmail.com>
parents: 11759
diff changeset
   495
    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
   496
18605
bcf29565d89f manifestmerge: pass in branchmerge and force separately
Siddharth Agarwal <sid0@fb.com>
parents: 18544
diff changeset
   497
    branchmerge and force are as passed in to update
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
   498
    partial = function 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
   499
    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
   500
    """
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
   501
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   502
    copy, movewithdir, diverge, renamedelete = {}, {}, {}, {}
8753
af5f099d932b merge: refactor manifestmerge init to better report effective ancestor
Matt Mackall <mpm@selenic.com>
parents: 8752
diff changeset
   503
18651
e556659340f0 manifestmerge: fix order in which manifests are fetched
Siddharth Agarwal <sid0@fb.com>
parents: 18650
diff changeset
   504
    # 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
   505
    [x.manifest() for x in
e556659340f0 manifestmerge: fix order in which manifests are fetched
Siddharth Agarwal <sid0@fb.com>
parents: 18650
diff changeset
   506
     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
   507
e556659340f0 manifestmerge: fix order in which manifests are fetched
Siddharth Agarwal <sid0@fb.com>
parents: 18650
diff changeset
   508
    if followcopies:
18611
18c2184c27dc merge: rename p1 to wctx in manifestmerge
Bryan O'Sullivan <bryano@fb.com>
parents: 18606
diff changeset
   509
        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
   510
        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
   511
af5f099d932b merge: refactor manifestmerge init to better report effective ancestor
Matt Mackall <mpm@selenic.com>
parents: 8752
diff changeset
   512
    repo.ui.note(_("resolving manifests\n"))
18605
bcf29565d89f manifestmerge: pass in branchmerge and force separately
Siddharth Agarwal <sid0@fb.com>
parents: 18544
diff changeset
   513
    repo.ui.debug(" branchmerge: %s, force: %s, partial: %s\n"
bcf29565d89f manifestmerge: pass in branchmerge and force separately
Siddharth Agarwal <sid0@fb.com>
parents: 18544
diff changeset
   514
                  % (bool(branchmerge), bool(force), bool(partial)))
18611
18c2184c27dc merge: rename p1 to wctx in manifestmerge
Bryan O'Sullivan <bryano@fb.com>
parents: 18606
diff changeset
   515
    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
   516
18611
18c2184c27dc merge: rename p1 to wctx in manifestmerge
Bryan O'Sullivan <bryano@fb.com>
parents: 18606
diff changeset
   517
    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
   518
    copied = set(copy.values())
18134
6c35b53cd28b copies: separate moves via directory renames from explicit copies
Siddharth Agarwal <sid0@fb.com>
parents: 18042
diff changeset
   519
    copied.update(movewithdir.values())
3295
72d1e521da77 merge: use contexts for manifestmerge
Matt Mackall <mpm@selenic.com>
parents: 3292
diff changeset
   520
11470
34e33d50c26b subrepo: correctly handle update -C with modified subrepos (issue2022)
Matt Mackall <mpm@selenic.com>
parents: 11466
diff changeset
   521
    if '.hgsubstate' in m1:
9783
ee00ef6f9be7 submerge: properly deal with overwrites
Matt Mackall <mpm@selenic.com>
parents: 9780
diff changeset
   522
        # 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
   523
        for s in sorted(wctx.substate):
18c2184c27dc merge: rename p1 to wctx in manifestmerge
Bryan O'Sullivan <bryano@fb.com>
parents: 18606
diff changeset
   524
            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
   525
                m1['.hgsubstate'] += '+'
9783
ee00ef6f9be7 submerge: properly deal with overwrites
Matt Mackall <mpm@selenic.com>
parents: 9780
diff changeset
   526
                break
ee00ef6f9be7 submerge: properly deal with overwrites
Matt Mackall <mpm@selenic.com>
parents: 9780
diff changeset
   527
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
   528
    # Compare manifests
22964
2793ecb1522d manifest: repurpose flagsdiff() into (node-and-flag)diff()
Martin von Zweigbergk <martinvonz@gmail.com>
parents: 22902
diff changeset
   529
    diff = m1.diff(m2)
18822
381c0ef72a56 manifestmerge: use dicthelpers.diff and join
Siddharth Agarwal <sid0@fb.com>
parents: 18818
diff changeset
   530
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   531
    actions = {}
22966
ff93aa006e6a manifest: transpose pair of pairs from diff()
Martin von Zweigbergk <martinvonz@gmail.com>
parents: 22965
diff changeset
   532
    for f, ((n1, fl1), (n2, fl2)) in diff.iteritems():
3248
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3247
diff changeset
   533
        if partial and not partial(f):
751840e739a1 merge: reduce manifest copying
Matt Mackall <mpm@selenic.com>
parents: 3247
diff changeset
   534
            continue
23473
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   535
        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
   536
            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
   537
                fa = copy.get(f, None)
c7c95838be9a merge: break out "both renamed a -> b" case
Martin von Zweigbergk <martinvonz@google.com>
parents: 23396
diff changeset
   538
                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
   539
                    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
   540
                                  "both renamed from " + fa)
18338
384df4db6520 merge: merge file flags together with file content
Mads Kiilerich <mads@kiilerich.com>
parents: 18336
diff changeset
   541
                else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   542
                    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
   543
                                  "both created")
16094
0776a6cababe merge: don't use unknown()
Matt Mackall <mpm@selenic.com>
parents: 16093
diff changeset
   544
            else:
23396
6a254a2dd37c merge: separate out "both created" cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23395
diff changeset
   545
                a = ma[f]
6a254a2dd37c merge: separate out "both created" cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23395
diff changeset
   546
                fla = ma.flags(f)
23395
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   547
                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
   548
                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
   549
                    actions[f] = ('k' , (), "remote unchanged")
23395
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   550
                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
   551
                    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
   552
                        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
   553
                    else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   554
                        actions[f] = ('g', (fl2,), "remote is newer")
23395
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   555
                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
   556
                    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
   557
                elif nol and n1 == a: # local only changed 'x'
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   558
                    actions[f] = ('g', (fl1,), "remote is newer")
23395
d9ebb475eede merge: indent to prepare for next patch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23387
diff changeset
   559
                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
   560
                    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
   561
                                   "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
   562
        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
   563
            if f in copied:
9f4ac44a7273 merge: duplicate 'if f in copied' into each branch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23473
diff changeset
   564
                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
   565
            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
   566
                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
   567
                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
   568
                    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
   569
                                   "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
   570
                else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   571
                    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
   572
                                   "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
   573
            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
   574
                f2 = copy[f]
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   575
                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
   576
                              "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
   577
            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
   578
                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
   579
                    if acceptremote:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   580
                        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
   581
                    else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   582
                        actions[f] = ('cd', None,  "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
   583
                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
   584
                    # 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
   585
                    # 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
   586
                    # deleting it.
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   587
                    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
   588
                else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   589
                    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
   590
        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
   591
            if f in copied:
9f4ac44a7273 merge: duplicate 'if f in copied' into each branch
Martin von Zweigbergk <martinvonz@google.com>
parents: 23473
diff changeset
   592
                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
   593
            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
   594
                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
   595
                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
   596
                    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
   597
                                   "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
   598
                else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   599
                    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
   600
                                   "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
   601
            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
   602
                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
   603
                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
   604
                    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
   605
                                  "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
   606
                else:
23637
13f53a2aa342 merge: write manifestmerge() using dictionary with entry per file
Martin von Zweigbergk <martinvonz@google.com>
parents: 23544
diff changeset
   607
                    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
   608
                                  "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
   609
            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
   610
                # 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
   611
                # 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
   612
                #
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   613
                # 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
   614
                #   n         *           *      |   create
23650
b85c548ab14d merge: introduce 'c' action like 'g', but with additional safety
Martin von Zweigbergk <martinvonz@google.com>
parents: 23649
diff changeset
   615
                #   y         n           *      |   create
b85c548ab14d merge: introduce 'c' action like 'g', but with additional safety
Martin von Zweigbergk <martinvonz@google.com>
parents: 23649
diff changeset
   616
                #   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
   617
                #   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
   618
                #
922b10c870c5 merge: branch code into {n1 and n2, n1, n2} top-level cases
Martin von Zweigbergk <martinvonz@google.com>
parents: 23448
diff changeset
   619
                # 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
   620
                # 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
   621
                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
   622
                    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
   623
                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
   624
                    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
   625
                else:
23654
9d56be47b5d6 merge: create 'cm' action for 'get or merge' case
Martin von Zweigbergk <martinvonz@google.com>
parents: 23653
diff changeset
   626
                    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
   627
                                  "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
   628
            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
   629
                if acceptremote:
72da02d7f126 merge: collect checking for unknown files at end of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23650
diff changeset
   630
                    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
   631
                else:
23651
72da02d7f126 merge: collect checking for unknown files at end of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23650
diff changeset
   632
                    actions[f] = ('dc', (fl2,), "prompt deleted/changed")
72da02d7f126 merge: collect checking for unknown files at end of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23650
diff changeset
   633
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   634
    return actions, diverge, renamedelete
3105
7c7469d41ade merge: pull manifest comparison out into separate function
Matt Mackall <mpm@selenic.com>
parents: 3104
diff changeset
   635
23531
416c133145ee merge: extract _resolvetrivial() function
Martin von Zweigbergk <martinvonz@google.com>
parents: 23526
diff changeset
   636
def _resolvetrivial(repo, wctx, mctx, ancestor, actions):
416c133145ee merge: extract _resolvetrivial() function
Martin von Zweigbergk <martinvonz@google.com>
parents: 23526
diff changeset
   637
    """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
   638
       remained the same."""
416c133145ee merge: extract _resolvetrivial() function
Martin von Zweigbergk <martinvonz@google.com>
parents: 23526
diff changeset
   639
23639
35c724903157 merge: let _resolvetrivial() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23638
diff changeset
   640
    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
   641
        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
   642
            # 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
   643
            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
   644
        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
   645
            # 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
   646
            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
   647
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   648
def calculateupdates(repo, wctx, mctx, ancestors, branchmerge, force, partial,
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   649
                     acceptremote, followcopies):
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   650
    "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
   651
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   652
    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
   653
        actions, diverge, renamedelete = manifestmerge(
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   654
            repo, wctx, mctx, ancestors[0], branchmerge, force, partial,
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   655
            acceptremote, followcopies)
23656
d3e137c91f94 merge: move checking of unknown files out of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23655
diff changeset
   656
        _checkunknownfiles(repo, wctx, mctx, force, actions)
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   657
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   658
    else: # only when merge.preferancestor=* - the default
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   659
        repo.ui.note(
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   660
            _("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
   661
            (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
   662
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   663
        # Call for bids
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   664
        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
   665
        diverge, renamedelete = None, None
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   666
        for ancestor in ancestors:
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   667
            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
   668
            actions, diverge1, renamedelete1 = manifestmerge(
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   669
                repo, wctx, mctx, ancestor, branchmerge, force, partial,
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   670
                acceptremote, followcopies)
23656
d3e137c91f94 merge: move checking of unknown files out of manifestmerge()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23655
diff changeset
   671
            _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
   672
d3bd6cefd742 bidmerge: choose shortest list of diverge and rename/delete warnings
Matt Mackall <mpm@selenic.com>
parents: 26304
diff changeset
   673
            # 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
   674
            # 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
   675
            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
   676
                diverge = diverge1
26318
d3bd6cefd742 bidmerge: choose shortest list of diverge and rename/delete warnings
Matt Mackall <mpm@selenic.com>
parents: 26304
diff changeset
   677
            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
   678
                renamedelete = renamedelete1
26318
d3bd6cefd742 bidmerge: choose shortest list of diverge and rename/delete warnings
Matt Mackall <mpm@selenic.com>
parents: 26304
diff changeset
   679
23638
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   680
            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
   681
                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
   682
                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
   683
                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
   684
                    d = fbids[f]
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   685
                    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
   686
                        d[m].append(a)
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   687
                    else:
23638
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   688
                        d[m] = [a]
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   689
                else:
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   690
                    fbids[f] = {m: [a]}
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   691
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   692
        # Pick the best bid for each file
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   693
        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
   694
        actions = {}
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   695
        for f, bids in sorted(fbids.items()):
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   696
            # 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
   697
            # Consensus?
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   698
            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
   699
                m, l = bids.items()[0]
25151
6eb4bdad198f cleanup: use __builtins__.all instead of util.all
Augie Fackler <augie@google.com>
parents: 24881
diff changeset
   700
                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
   701
                    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
   702
                    actions[f] = l[0]
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   703
                    continue
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   704
            # If keep is an option, just do it.
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   705
            if 'k' in bids:
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   706
                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
   707
                actions[f] = bids['k'][0]
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   708
                continue
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   709
            # 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
   710
            if 'g' in bids:
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   711
                ga0 = bids['g'][0]
25151
6eb4bdad198f cleanup: use __builtins__.all instead of util.all
Augie Fackler <augie@google.com>
parents: 24881
diff changeset
   712
                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
   713
                    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
   714
                    actions[f] = ga0
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   715
                    continue
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   716
            # 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
   717
            # Handle inefficient democrazy.
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   718
            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
   719
            for m, l in sorted(bids.items()):
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   720
                for _f, args, msg in l:
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   721
                    repo.ui.note('  %s -> %s\n' % (msg, m))
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   722
            # 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
   723
            m, l = bids.items()[0]
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   724
            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
   725
                         (f, m))
23638
09be050ca98c merge: let bid merge work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23637
diff changeset
   726
            actions[f] = l[0]
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   727
            continue
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   728
        repo.ui.note(_('end of auction\n\n'))
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   729
23639
35c724903157 merge: let _resolvetrivial() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23638
diff changeset
   730
    _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
   731
23640
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   732
    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
   733
        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
   734
        actions.update(fractions)
b46b9865dd08 merge: let _forgetremoved() work on the file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23639
diff changeset
   735
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   736
    return actions, diverge, renamedelete
23385
91c24457c16a merge: move calculateupdates() before applyupdated()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23384
diff changeset
   737
21392
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   738
def batchremove(repo, actions):
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   739
    """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
   740
9b9e2d9e83a1 merge: split out mostly-non-interactive working dir updates
Bryan O'Sullivan <bryano@fb.com>
parents: 18612
diff changeset
   741
    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
   742
    """
18640
a8648f32b8ed merge: don't fiddle with name lookups or i18n in hot loops
Bryan O'Sullivan <bryano@fb.com>
parents: 18639
diff changeset
   743
    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
   744
    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
   745
    wjoin = repo.wjoin
23879
b88278a308c6 localrepo: remove all external users of localrepo.wopener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23877
diff changeset
   746
    audit = repo.wvfs.audit
18633
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
   747
    i = 0
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   748
    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
   749
        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
   750
        if verbose:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   751
            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
   752
        audit(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   753
        try:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   754
            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
   755
        except OSError as inst:
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   756
            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
   757
                         (f, inst.strerror))
21392
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   758
        if i == 100:
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   759
            yield i, f
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   760
            i = 0
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   761
        i += 1
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   762
    if i > 0:
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   763
        yield i, f
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   764
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   765
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
   766
    """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
   767
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   768
    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
   769
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   770
    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
   771
    """
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   772
    verbose = repo.ui.verbose
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   773
    fctx = mctx.filectx
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   774
    wwrite = repo.wwrite
b1ce47dadbdf merge: separate worker functions for batch remove and batch get
Mads Kiilerich <madski@unity3d.com>
parents: 21391
diff changeset
   775
    i = 0
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   776
    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
   777
        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
   778
        if verbose:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   779
            repo.ui.note(_("getting %s\n") % f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   780
        wwrite(f, fctx(f).data(), args[0])
18633
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
   781
        if i == 100:
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
   782
            yield i, f
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
   783
            i = 0
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
   784
        i += 1
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
   785
    if i > 0:
18630
9b9e2d9e83a1 merge: split out mostly-non-interactive working dir updates
Bryan O'Sullivan <bryano@fb.com>
parents: 18612
diff changeset
   786
        yield i, f
9b9e2d9e83a1 merge: split out mostly-non-interactive working dir updates
Bryan O'Sullivan <bryano@fb.com>
parents: 18612
diff changeset
   787
21524
47b97d9af27e merge: add labels parameter from merge.update to filemerge
Durham Goode <durham@fb.com>
parents: 21392
diff changeset
   788
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
   789
    """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
   790
9b0406b23be0 merge: pass constant cset ancestor to fctx.ancestor
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 11451
diff changeset
   791
    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
   792
    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
   793
115a9760c382 merge: document some internal return values.
Greg Ward <greg-hg@gerg.ca>
parents: 13158
diff changeset
   794
    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
   795
    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
   796
    """
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
   797
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
   798
    updated, merged, removed, unresolved = 0, 0, 0, 0
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   799
    ms = mergestate(repo)
20591
02c60e380fd0 merge: record the "other" node in merge state
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 20590
diff changeset
   800
    ms.reset(wctx.p1().node(), mctx.node())
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   801
    moves = []
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   802
    for m, l in actions.items():
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   803
        l.sort()
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   804
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   805
    # prescan for merges
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   806
    for f, args, msg in actions['m']:
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   807
        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
   808
        if f == '.hgsubstate': # merged internally
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   809
            continue
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   810
        repo.ui.debug(" preserving %s for resolve of %s\n" % (f1, f))
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   811
        fcl = wctx[f1]
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   812
        fco = mctx[f2]
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   813
        actx = repo[anc]
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   814
        if fa in actx:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   815
            fca = actx[fa]
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   816
        else:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   817
            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
   818
        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
   819
        if f1 != f and move:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   820
            moves.append(f1)
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   821
23879
b88278a308c6 localrepo: remove all external users of localrepo.wopener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents: 23877
diff changeset
   822
    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
   823
    _updating = _('updating')
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
   824
    _files = _('files')
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
   825
    progress = repo.ui.progress
14398
ae1f7a5373e8 applyupdates: audit unlinking of renamed files and directories
Adrian Buehlmann <adrian@cadifra.com>
parents: 14232
diff changeset
   826
6512
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   827
    # remove renamed files after safely stored
368a4ec603cc merge: introduce mergestate
Matt Mackall <mpm@selenic.com>
parents: 6425
diff changeset
   828
    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
   829
        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
   830
            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
   831
            audit(f)
18333
f6f23ecafc9b merge: use util.unlinkpath for removing moved files
Mads Kiilerich <mads@kiilerich.com>
parents: 18332
diff changeset
   832
            util.unlinkpath(repo.wjoin(f))
5042
f191bc3916f7 merge: do early copy to deal with issue636
Matt Mackall <mpm@selenic.com>
parents: 4997
diff changeset
   833
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
   834
    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
   835
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   836
    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
   837
        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
   838
21390
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
   839
    # 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
   840
    z = 0
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   841
    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
   842
    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
   843
        z += i
21390
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
   844
        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
   845
    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
   846
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
   847
    # get in parallel
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   848
    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
   849
    for i, item in prog:
18633
6390dd22b12f merge: report non-interactive progress in chunks
Bryan O'Sullivan <bryano@fb.com>
parents: 18632
diff changeset
   850
        z += i
21390
26b84128c54d merge: move constant assignments a bit and use them more
Mads Kiilerich <madski@unity3d.com>
parents: 21389
diff changeset
   851
        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
   852
    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
   853
21545
43eecb4e23f8 merge: use separate lists for each action type
Mads Kiilerich <madski@unity3d.com>
parents: 21524
diff changeset
   854
    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
   855
        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
   856
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   857
    # 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
   858
    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
   859
        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
   860
        z += 1
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   861
        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
   862
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   863
    # 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
   864
    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
   865
        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
   866
        z += 1
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   867
        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
   868
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   869
    # keep (noop, just log it)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   870
    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
   871
        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
   872
        # no progress
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
   873
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   874
    # directory rename, move local
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   875
    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
   876
        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
   877
        z += 1
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   878
        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
   879
        f0, flags = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   880
        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
   881
        audit(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   882
        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
   883
        util.unlinkpath(repo.wjoin(f0))
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   884
        updated += 1
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
   885
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   886
    # local directory rename, get
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   887
    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
   888
        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
   889
        z += 1
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   890
        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
   891
        f0, flags = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   892
        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
   893
        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
   894
        updated += 1
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
   895
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   896
    # exec
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   897
    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
   898
        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
   899
        z += 1
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   900
        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
   901
        flags, = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   902
        audit(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   903
        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
   904
        updated += 1
21391
cb15835456cb merge: change debug logging - test output changes but no real changes
Mads Kiilerich <madski@unity3d.com>
parents: 21390
diff changeset
   905
26618
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   906
    # premerge
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   907
    tocomplete = []
26292
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   908
    for f, args, msg in actions['m']:
26618
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   909
        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
   910
        z += 1
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   911
        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
   912
        if f == '.hgsubstate': # subrepo states need updating
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   913
            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
   914
                             overwrite)
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   915
            continue
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   916
        audit(f)
26617
dfd9811c5c9b merge: introduce a preresolve function
Siddharth Agarwal <sid0@fb.com>
parents: 26616
diff changeset
   917
        complete, r = ms.preresolve(f, wctx, labels=labels)
26618
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   918
        if complete:
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   919
            if r is not None and r > 0:
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   920
                unresolved += 1
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   921
            else:
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   922
                if r is None:
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   923
                    updated += 1
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   924
                else:
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   925
                    merged += 1
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   926
        else:
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   927
            numupdates += 1
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   928
            tocomplete.append((f, args, msg))
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   929
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   930
    # merge
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   931
    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
   932
        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
   933
        z += 1
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   934
        progress(_updating, z, item=f, total=numupdates, unit=_files)
8e6d5b7317e6 merge.mergestate: perform all premerges before any merges (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 26617
diff changeset
   935
        r = ms.resolve(f, wctx, labels=labels)
26292
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   936
        if r is not None and r > 0:
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   937
            unresolved += 1
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   938
        else:
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   939
            if r is None:
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   940
                updated += 1
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   941
            else:
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   942
                merged += 1
007ac1acfcac merge: move merge step to the end
Siddharth Agarwal <sid0@fb.com>
parents: 25959
diff changeset
   943
12369
6f0d9d79111f merge: delay writing the mergestate during until commit is called
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 12279
diff changeset
   944
    ms.commit()
18640
a8648f32b8ed merge: don't fiddle with name lookups or i18n in hot loops
Bryan O'Sullivan <bryano@fb.com>
parents: 18639
diff changeset
   945
    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
   946
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
   947
    return updated, merged, removed, unresolved
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
   948
18330
b717f49833a2 merge: rename list of actions from action to actions
Mads Kiilerich <mads@kiilerich.com>
parents: 18329
diff changeset
   949
def recordupdates(repo, actions, branchmerge):
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
   950
    "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
   951
    # remove (must come first)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   952
    for f, args, msg in actions['r']:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   953
        if branchmerge:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   954
            repo.dirstate.remove(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   955
        else:
21389
e741972017d9 merge: change priority / ordering of merge actions
Mads Kiilerich <madski@unity3d.com>
parents: 21269
diff changeset
   956
            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
   957
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   958
    # forget (must come first)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   959
    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
   960
        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
   961
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   962
    # re-add
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   963
    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
   964
        if not branchmerge:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   965
            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
   966
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   967
    # exec change
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   968
    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
   969
        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
   970
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   971
    # keep
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   972
    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
   973
        pass
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   974
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   975
    # get
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   976
    for f, args, msg in actions['g']:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   977
        if branchmerge:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   978
            repo.dirstate.otherparent(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   979
        else:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   980
            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
   981
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   982
    # merge
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   983
    for f, args, msg in actions['m']:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   984
        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
   985
        if branchmerge:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   986
            # 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
   987
            # 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
   988
            repo.dirstate.merge(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   989
            if f1 != f2: # copy/rename
3308
ecc1bf27378c merge: unify merge and copy actions
Matt Mackall <mpm@selenic.com>
parents: 3307
diff changeset
   990
                if move:
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   991
                    repo.dirstate.remove(f1)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   992
                if f1 != f:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   993
                    repo.dirstate.copy(f1, f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   994
                else:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   995
                    repo.dirstate.copy(f2, f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   996
        else:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
   997
            # 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
   998
            # 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
   999
            # 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
  1000
            # 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
  1001
            # modification.
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1002
            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
  1003
                repo.dirstate.normallookup(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1004
            if move:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1005
                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
  1006
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1007
    # directory rename, move local
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1008
    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
  1009
        f0, flag = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1010
        if branchmerge:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1011
            repo.dirstate.add(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1012
            repo.dirstate.remove(f0)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1013
            repo.dirstate.copy(f0, f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1014
        else:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1015
            repo.dirstate.normal(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1016
            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
  1017
21551
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1018
    # directory rename, get
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1019
    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
  1020
        f0, flag = args
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1021
        if branchmerge:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1022
            repo.dirstate.add(f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1023
            repo.dirstate.copy(f0, f)
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1024
        else:
bde505f47141 merge: fix stupid indentation left over from previous refactorings
Mads Kiilerich <madski@unity3d.com>
parents: 21545
diff changeset
  1025
            repo.dirstate.normal(f)
3111
5cc62d99b785 merge: move apply and dirstate code into separate functions
Matt Mackall <mpm@selenic.com>
parents: 3110
diff changeset
  1026
16696
d1afbf03e69a rebase: allow collapsing branches in place (issue3111)
Patrick Mezard <patrick@mezard.eu>
parents: 16683
diff changeset
  1027
def update(repo, node, branchmerge, force, partial, ancestor=None,
21524
47b97d9af27e merge: add labels parameter from merge.update to filemerge
Durham Goode <durham@fb.com>
parents: 21392
diff changeset
  1028
           mergeancestor=False, labels=None):
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1029
    """
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1030
    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
  1031
9716
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1032
    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
  1033
    branchmerge = whether to merge between branches
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1034
    force = whether to force branch merging or file overwriting
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1035
    partial = a function 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
  1036
    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
  1037
      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
  1038
      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
  1039
      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
  1040
      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
  1041
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1042
    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
  1043
    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
  1044
    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
  1045
    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
  1046
    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
  1047
12279
28e2e3804f2e combine tests
Adrian Buehlmann <adrian@cadifra.com>
parents: 12032
diff changeset
  1048
    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
  1049
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1050
    -c  -C  dirty  rev  |  linear   same  cross
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1051
     n   n    n     n   |    ok     (1)     x
9717
68a1b9d0663e update: allow branch crossing without -c or -C, with no uncommitted changes
Stuart W Marks <smarks@smarks.org>
parents: 9716
diff changeset
  1052
     n   n    n     y   |    ok     ok     ok
19799
ab3e42225dbc update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents: 19798
diff changeset
  1053
     n   n    y     n   |   merge   (2)    (2)
ab3e42225dbc update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents: 19798
diff changeset
  1054
     n   n    y     y   |   merge   (3)    (3)
9716
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1055
     n   y    *     *   |    ---  discard  ---
19799
ab3e42225dbc update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents: 19798
diff changeset
  1056
     y   n    y     *   |    ---    (4)    ---
9716
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1057
     y   n    n     *   |    ---    ok     ---
19799
ab3e42225dbc update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents: 19798
diff changeset
  1058
     y   y    *     *   |    ---    (5)    ---
9716
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1059
ea8c207a0f78 update: add comments and test cases for updating across branches
Stuart W Marks <smarks@smarks.org>
parents: 9467
diff changeset
  1060
    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
  1061
    * = don't-care
19798
76df01e56e7f update: improve error message for clean non-linear update
Siddharth Agarwal <sid0@fb.com>
parents: 19482
diff changeset
  1062
    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
  1063
    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
  1064
                 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
  1065
    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
  1066
    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
  1067
    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
  1068
115a9760c382 merge: document some internal return values.
Greg Ward <greg-hg@gerg.ca>
parents: 13158
diff changeset
  1069
    Return the same tuple as applyupdates().
3315
38be819a1225 merge: update some docstrings
Matt Mackall <mpm@selenic.com>
parents: 3314
diff changeset
  1070
    """
2815
4870f795f681 Merge: combine force and forcemerge arguments
Matt Mackall <mpm@selenic.com>
parents: 2814
diff changeset
  1071
9717
68a1b9d0663e update: allow branch crossing without -c or -C, with no uncommitted changes
Stuart W Marks <smarks@smarks.org>
parents: 9716
diff changeset
  1072
    onode = node
4917
126f527b3ba3 Make repo locks recursive, eliminate all passing of lock/wlock
Matt Mackall <mpm@selenic.com>
parents: 4915
diff changeset
  1073
    wlock = repo.wlock()
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1074
    try:
6747
f6c00b17387c use repo[changeid] to get a changectx
Matt Mackall <mpm@selenic.com>
parents: 6746
diff changeset
  1075
        wc = repo[None]
20279
5b4f963d21cc merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents: 20278
diff changeset
  1076
        pl = wc.parents()
5b4f963d21cc merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents: 20278
diff changeset
  1077
        p1 = pl[0]
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1078
        pas = [None]
23405
2a038deeac9a merge: 0 is a valid ancestor different from None
Mads Kiilerich <madski@unity3d.com>
parents: 23398
diff changeset
  1079
        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
  1080
            pas = [repo[ancestor]]
20279
5b4f963d21cc merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents: 20278
diff changeset
  1081
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1082
        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
  1083
            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
  1084
                    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
  1085
                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
  1086
            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
  1087
            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
  1088
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1089
        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
  1090
5b4f963d21cc merge: refactor initialization of variables in update
Sean Farley <sean.michael.farley@gmail.com>
parents: 20278
diff changeset
  1091
        p2 = repo[node]
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1092
        if pas[0] is None:
25844
18541e9510c5 merge: make merge.preferancestor type and default consistent
Matt Mackall <mpm@selenic.com>
parents: 25843
diff changeset
  1093
            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
  1094
                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
  1095
                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
  1096
            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
  1097
                pas = [p1.ancestor(p2, warn=branchmerge)]
13874
9d67277c9204 merge: add ancestor to the update function
Matt Mackall <mpm@selenic.com>
parents: 13728
diff changeset
  1098
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1099
        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
  1100
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1101
        ### check phase
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1102
        if not overwrite and len(pl) > 1:
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26570
diff changeset
  1103
            raise error.Abort(_("outstanding uncommitted merge"))
6375
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
  1104
        if branchmerge:
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1105
            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
  1106
                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
  1107
                                   " has no effect"))
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1108
            elif pas == [p1]:
16696
d1afbf03e69a rebase: allow collapsing branches in place (issue3111)
Patrick Mezard <patrick@mezard.eu>
parents: 16683
diff changeset
  1109
                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
  1110
                    raise error.Abort(_("nothing to merge"),
15619
6c8573dd1b6b merge: make 'nothing to merge' aborts consistent
Kevin Bullock <kbullock@ringworld.org>
parents: 15538
diff changeset
  1111
                                     hint=_("use 'hg update' "
6c8573dd1b6b merge: make 'nothing to merge' aborts consistent
Kevin Bullock <kbullock@ringworld.org>
parents: 15538
diff changeset
  1112
                                            "or check 'hg heads'"))
6375
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
  1113
            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
  1114
                raise error.Abort(_("uncommitted changes"),
15619
6c8573dd1b6b merge: make 'nothing to merge' aborts consistent
Kevin Bullock <kbullock@ringworld.org>
parents: 15538
diff changeset
  1115
                                 hint=_("use 'hg status' to list changes"))
18364
6252b4f1c4b4 subrepos: process subrepos in sorted order
Mads Kiilerich <mads@kiilerich.com>
parents: 18360
diff changeset
  1116
            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
  1117
                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
  1118
6375
cdc458b12f0f update: better logic and messages for updates
Matt Mackall <mpm@selenic.com>
parents: 6350
diff changeset
  1119
        elif not overwrite:
19929
ab2362e1672e merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 19803
diff changeset
  1120
            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
  1121
                # 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
  1122
                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
  1123
                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
  1124
                return 0, 0, 0, 0
ab2362e1672e merge: exit early during a no-op update (BC)
Siddharth Agarwal <sid0@fb.com>
parents: 19803
diff changeset
  1125
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1126
            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
  1127
                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
  1128
                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
  1129
                    # 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
  1130
                    # 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
  1131
                    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
  1132
                    # 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
  1133
                    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
  1134
                        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
  1135
                    elif dirty:
ab3e42225dbc update: add error message for dirty non-linear update with no rev
Siddharth Agarwal <sid0@fb.com>
parents: 19798
diff changeset
  1136
                        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
  1137
                        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
  1138
                            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
  1139
                                     " discard changes")
4894e0d9462d update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents: 19799
diff changeset
  1140
                        else:
4894e0d9462d update: improve error message for dirty non-linear update with rev
Siddharth Agarwal <sid0@fb.com>
parents: 19799
diff changeset
  1141
                            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
  1142
                                     " changes")
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26570
diff changeset
  1143
                        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
  1144
                    else:  # node is none
19798
76df01e56e7f update: improve error message for clean non-linear update
Siddharth Agarwal <sid0@fb.com>
parents: 19482
diff changeset
  1145
                        msg = _("not a linear update")
76df01e56e7f update: improve error message for clean non-linear update
Siddharth Agarwal <sid0@fb.com>
parents: 19482
diff changeset
  1146
                        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
  1147
                        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
  1148
                else:
a59e575c6ff8 update: allow dirty update to foreground (successors)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 18895
diff changeset
  1149
                    # 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
  1150
                    pas = [p1]
2814
0f787997e3c2 Merge: move most tests to the beginning
Matt Mackall <mpm@selenic.com>
parents: 2813
diff changeset
  1151
25843
bf9ea348b487 merge: mark ancient debugging option
Matt Mackall <mpm@selenic.com>
parents: 25754
diff changeset
  1152
        # 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
  1153
        followcopies = False
04540a8499a3 merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents: 21024
diff changeset
  1154
        if overwrite:
21081
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1155
            pas = [wc]
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1156
        elif pas == [p2]: # backwards
ffd7b6ce46ff merge: pass merge ancestor to calculateupdates as a list
Mads Kiilerich <madski@unity3d.com>
parents: 21080
diff changeset
  1157
            pas = [wc.p1()]
21080
04540a8499a3 merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents: 21024
diff changeset
  1158
        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
  1159
            pass
23380
90cc552ceed5 merge: consistently use single quotes for non-user-facing strings
Martin von Zweigbergk <martinvonz@google.com>
parents: 23362
diff changeset
  1160
        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
  1161
            followcopies = True
04540a8499a3 merge: move ancestor selection tweaking from manifestmerge to update function
Mads Kiilerich <madski@unity3d.com>
parents: 21024
diff changeset
  1162
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1163
        ### calculate phase
23641
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1164
        actionbyfile, diverge, renamedelete = calculateupdates(
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
  1165
            repo, wc, p2, pas, branchmerge, force, partial, mergeancestor,
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
  1166
            followcopies)
23641
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1167
        # Convert to dictionary-of-lists format
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1168
        actions = dict((m, []) for m in 'a f g cd dc r dm dg m e k'.split())
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1169
        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
  1170
            if m not in actions:
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1171
                actions[m] = []
a7a0f32a383f merge: make calculateupdates() return file->action dict
Martin von Zweigbergk <martinvonz@google.com>
parents: 23640
diff changeset
  1172
            actions[m].append((f, args, msg))
2775
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
  1173
23544
7cc0fb0080b6 merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23541
diff changeset
  1174
        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
  1175
            # 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
  1176
            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
  1177
                (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
  1178
                _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
  1179
            else:
7cc0fb0080b6 merge: perform case-collision checking on final set of actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23541
diff changeset
  1180
                _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
  1181
23541
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1182
        # Prompt and create actions. TODO: Move this towards resolve phase.
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1183
        for f, args, msg in sorted(actions['cd']):
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1184
            if repo.ui.promptchoice(
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1185
                _("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
  1186
                  "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
  1187
                  "$$ &Changed $$ &Delete") % f, 0):
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1188
                actions['r'].append((f, None, "prompt delete"))
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1189
            else:
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1190
                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
  1191
        del actions['cd'][:]
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1192
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1193
        for f, args, msg in sorted(actions['dc']):
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1194
            flags, = args
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1195
            if repo.ui.promptchoice(
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1196
                _("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
  1197
                  "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
  1198
                  "$$ &Changed $$ &Deleted") % f, 0) == 0:
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1199
                actions['g'].append((f, (flags,), "prompt recreating"))
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1200
        del actions['dc'][:]
495bc1b65d25 merge: move cd/dc prompts after largefiles prompts
Martin von Zweigbergk <martinvonz@google.com>
parents: 23531
diff changeset
  1201
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1202
        ### apply phase
13550
1792b8a9422b merge: back out single-parent fast-forward merge
Matt Mackall <mpm@selenic.com>
parents: 13536
diff changeset
  1203
        if not branchmerge: # just jump to the new rev
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1204
            fp1, fp2, xp1, xp2 = fp2, nullid, xp2, ''
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1205
        if not partial:
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1206
            repo.hook('preupdate', throw=True, parent1=xp1, parent2=xp2)
19482
499fc471296b update: add tracking of interrupted updates (issue3113)
Matt Mackall <mpm@selenic.com>
parents: 19285
diff changeset
  1207
            # note that we're in the middle of an update
499fc471296b update: add tracking of interrupted updates (issue3113)
Matt Mackall <mpm@selenic.com>
parents: 19285
diff changeset
  1208
            repo.vfs.write('updatestate', p2.hex())
2775
b550cd82f92a Move merge code to its own module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
  1209
21524
47b97d9af27e merge: add labels parameter from merge.update to filemerge
Durham Goode <durham@fb.com>
parents: 21392
diff changeset
  1210
        stats = applyupdates(repo, actions, wc, p2, overwrite, labels=labels)
2899
8743188f4d2e merge: consolidate dirstate updates
Matt Mackall <mpm@selenic.com>
parents: 2898
diff changeset
  1211
23525
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1212
        # divergent renames
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
  1213
        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
  1214
            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
  1215
                           "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
  1216
            for nf in fl:
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1217
                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
  1218
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1219
        # rename and delete
23526
a5887f2da5e6 merge: don't treat 'diverge' and 'renamedelete' like actions
Martin von Zweigbergk <martinvonz@google.com>
parents: 23525
diff changeset
  1220
        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
  1221
            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
  1222
                           "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
  1223
            for nf in fl:
5126d7718d7c merge: move dr/rd warning messages out of applyupdates()
Martin von Zweigbergk <martinvonz@google.com>
parents: 23524
diff changeset
  1224
                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
  1225
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1226
        if not partial:
22405
6f63c47cbb86 dirstate: wrap setparent calls with begin/endparentchange (issue4353)
Durham Goode <durham@fb.com>
parents: 22207
diff changeset
  1227
            repo.dirstate.beginparentchange()
16551
ebf6d38c9063 localrepo: add setparents() to adjust dirstate copies (issue3407)
Patrick Mezard <patrick@mezard.eu>
parents: 16534
diff changeset
  1228
            repo.setparents(fp1, fp2)
18330
b717f49833a2 merge: rename list of actions from action to actions
Mads Kiilerich <mads@kiilerich.com>
parents: 18329
diff changeset
  1229
            recordupdates(repo, actions, branchmerge)
19482
499fc471296b update: add tracking of interrupted updates (issue3113)
Matt Mackall <mpm@selenic.com>
parents: 19285
diff changeset
  1230
            # update completed, clear state
499fc471296b update: add tracking of interrupted updates (issue3113)
Matt Mackall <mpm@selenic.com>
parents: 19285
diff changeset
  1231
            util.unlink(repo.join('updatestate'))
499fc471296b update: add tracking of interrupted updates (issue3113)
Matt Mackall <mpm@selenic.com>
parents: 19285
diff changeset
  1232
13561
0ab0ceefddf2 merge: remove last traces of fastforward merging
Mads Kiilerich <mads@kiilerich.com>
parents: 13550
diff changeset
  1233
            if not branchmerge:
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1234
                repo.dirstate.setbranch(p2.branch())
22405
6f63c47cbb86 dirstate: wrap setparent calls with begin/endparentchange (issue4353)
Durham Goode <durham@fb.com>
parents: 22207
diff changeset
  1235
            repo.dirstate.endparentchange()
4915
97b734fb9c6f Use try/finally pattern to cleanup locks and transactions
Matt Mackall <mpm@selenic.com>
parents: 4904
diff changeset
  1236
    finally:
8109
496ae1ea4698 switch lock releasing in the core from gc to explicit
Ronny Pfannschmidt <Ronny.Pfannschmidt@gmx.de>
parents: 7848
diff changeset
  1237
        wlock.release()
10492
0e64d814d7d0 run commit and update hooks after command completion (issue1827)
Sune Foldager <cryo@cyanite.org>
parents: 10431
diff changeset
  1238
0e64d814d7d0 run commit and update hooks after command completion (issue1827)
Sune Foldager <cryo@cyanite.org>
parents: 10431
diff changeset
  1239
    if not partial:
24881
51844b8b5017 merge: run update hook after the last wlock release
Matt Harbison <matt_harbison@yahoo.com>
parents: 24643
diff changeset
  1240
        def updatehook(parent1=xp1, parent2=xp2, error=stats[3]):
51844b8b5017 merge: run update hook after the last wlock release
Matt Harbison <matt_harbison@yahoo.com>
parents: 24643
diff changeset
  1241
            repo.hook('update', parent1=parent1, parent2=parent2, error=error)
51844b8b5017 merge: run update hook after the last wlock release
Matt Harbison <matt_harbison@yahoo.com>
parents: 24643
diff changeset
  1242
        repo._afterlock(updatehook)
10492
0e64d814d7d0 run commit and update hooks after command completion (issue1827)
Sune Foldager <cryo@cyanite.org>
parents: 10431
diff changeset
  1243
    return stats
22902
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1244
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1245
def graft(repo, ctx, pctx, labels):
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1246
    """Do a graft-like merge.
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1247
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1248
    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
  1249
    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
  1250
    addition to the merge, this fixes up the dirstate to include only
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1251
    a single parent and tries to duplicate any renames/copies
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1252
    appropriately.
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1253
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1254
    ctx - changeset to rebase
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1255
    pctx - merge base, usually ctx.p1()
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1256
    labels - merge labels eg ['local', 'graft']
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1257
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1258
    """
24643
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1259
    # 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
  1260
    # 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
  1261
    # 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
  1262
    # 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
  1263
    # 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
  1264
    # which local deleted".
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1265
    mergeancestor = repo.changelog.isancestor(repo['.'].node(), ctx.node())
22902
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1266
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1267
    stats = update(repo, ctx.node(), True, True, False, pctx.node(),
24643
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1268
                   mergeancestor=mergeancestor, labels=labels)
a8e6897dffbe graft: allow creating sibling grafts
Durham Goode <durham@fb.com>
parents: 24471
diff changeset
  1269
22902
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1270
    # drop the second merge parent
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1271
    repo.dirstate.beginparentchange()
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1272
    repo.setparents(repo['.'].node(), nullid)
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1273
    repo.dirstate.write()
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1274
    # fix up dirstate for copies and renames
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1275
    copies.duplicatecopies(repo, ctx.rev(), pctx.rev())
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1276
    repo.dirstate.endparentchange()
ce0592328d68 merge: add merge.graft helper
Matt Mackall <mpm@selenic.com>
parents: 22841
diff changeset
  1277
    return stats