mercurial/util.py
author Adrian Buehlmann <adrian@cadifra.com>
Fri, 28 May 2010 17:28:34 +0200
changeset 11232 97f6d2a02c1f
parent 11212 4d8db9676171
child 11251 c61442f6d106
permissions -rw-r--r--
util.copyfiles: don't try os_link() again if it failed before If the os_link() call on the first file in the directory fails [1], we switch mode to using shutil.copy() for all remaining files. [1] happens for example on Windows for every file when cloning from a UNC path without specifying --pull.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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# util.py - Mercurial utility functions and platform specfic implementations
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#
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#  Copyright 2005 K. Thananchayan <thananck@yahoo.com>
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#  Copyright 2005-2007 Matt Mackall <mpm@selenic.com>
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#  Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.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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"""Mercurial utility functions and platform specfic implementations.
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This contains helper routines that are independent of the SCM core and
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hide platform-specific details from the core.
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"""
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from i18n import _
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import error, osutil, encoding
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import cStringIO, errno, re, shutil, sys, tempfile, traceback
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import os, stat, time, calendar, textwrap, signal
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import imp
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# Python compatibility
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def sha1(s):
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    return _fastsha1(s)
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def _fastsha1(s):
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    # This function will import sha1 from hashlib or sha (whichever is
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    # available) and overwrite itself with it on the first call.
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    # Subsequent calls will go directly to the imported function.
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    try:
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        from hashlib import sha1 as _sha1
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    except ImportError:
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        from sha import sha as _sha1
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    global _fastsha1, sha1
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    _fastsha1 = sha1 = _sha1
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    return _sha1(s)
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import __builtin__
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def fakebuffer(sliceable, offset=0):
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    return sliceable[offset:]
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if not hasattr(__builtin__, 'buffer'):
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    __builtin__.buffer = fakebuffer
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import subprocess
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closefds = os.name == 'posix'
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def popen2(cmd, env=None, newlines=False):
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    # Setting bufsize to -1 lets the system decide the buffer size.
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    # The default for bufsize is 0, meaning unbuffered. This leads to
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    # poor performance on Mac OS X: http://bugs.python.org/issue4194
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    p = subprocess.Popen(cmd, shell=True, bufsize=-1,
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                         close_fds=closefds,
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                         stdin=subprocess.PIPE, stdout=subprocess.PIPE,
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                         universal_newlines=newlines,
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                         env=env)
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    return p.stdin, p.stdout
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def popen3(cmd, env=None, newlines=False):
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    p = subprocess.Popen(cmd, shell=True, bufsize=-1,
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                         close_fds=closefds,
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                         stdin=subprocess.PIPE, stdout=subprocess.PIPE,
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                         stderr=subprocess.PIPE,
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                         universal_newlines=newlines,
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                         env=env)
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    return p.stdin, p.stdout, p.stderr
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def version():
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    """Return version information if available."""
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    try:
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        import __version__
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        return __version__.version
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    except ImportError:
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        return 'unknown'
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# used by parsedate
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defaultdateformats = (
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    '%Y-%m-%d %H:%M:%S',
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    '%Y-%m-%d %I:%M:%S%p',
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    '%Y-%m-%d %H:%M',
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    '%Y-%m-%d %I:%M%p',
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    '%Y-%m-%d',
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    '%m-%d',
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    '%m/%d',
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    '%m/%d/%y',
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    '%m/%d/%Y',
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    '%a %b %d %H:%M:%S %Y',
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    '%a %b %d %I:%M:%S%p %Y',
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    '%a, %d %b %Y %H:%M:%S',        #  GNU coreutils "/bin/date --rfc-2822"
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    '%b %d %H:%M:%S %Y',
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    '%b %d %I:%M:%S%p %Y',
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    '%b %d %H:%M:%S',
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    '%b %d %I:%M:%S%p',
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    '%b %d %H:%M',
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    '%b %d %I:%M%p',
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    '%b %d %Y',
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    '%b %d',
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    '%H:%M:%S',
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    '%I:%M:%S%p',
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    '%H:%M',
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    '%I:%M%p',
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)
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extendeddateformats = defaultdateformats + (
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    "%Y",
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    "%Y-%m",
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    "%b",
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    "%b %Y",
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    )
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def cachefunc(func):
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    '''cache the result of function calls'''
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    # XXX doesn't handle keywords args
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    cache = {}
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    if func.func_code.co_argcount == 1:
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        # we gain a small amount of time because
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        # we don't need to pack/unpack the list
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        def f(arg):
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            if arg not in cache:
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                cache[arg] = func(arg)
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            return cache[arg]
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    else:
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        def f(*args):
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            if args not in cache:
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                cache[args] = func(*args)
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            return cache[args]
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    return f
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   130
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def lrucachefunc(func):
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    '''cache most recent results of function calls'''
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    cache = {}
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    order = []
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    if func.func_code.co_argcount == 1:
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        def f(arg):
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            if arg not in cache:
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                if len(cache) > 20:
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                    del cache[order.pop(0)]
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                cache[arg] = func(arg)
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            else:
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                order.remove(arg)
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            order.append(arg)
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            return cache[arg]
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    else:
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   146
        def f(*args):
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   147
            if args not in cache:
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   148
                if len(cache) > 20:
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   149
                    del cache[order.pop(0)]
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                cache[args] = func(*args)
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   151
            else:
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                order.remove(args)
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            order.append(args)
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            return cache[args]
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    return f
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   157
8207
dd8d5be57d65 util: take propertycache from context.py
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parents: 8181
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   158
class propertycache(object):
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   159
    def __init__(self, func):
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   160
        self.func = func
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        self.name = func.__name__
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    def __get__(self, obj, type=None):
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   163
        result = self.func(obj)
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   164
        setattr(obj, self.name, result)
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        return result
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   166
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def pipefilter(s, cmd):
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   168
    '''filter string S through command CMD, returning its output'''
8302
d2ad8c066676 util: simplify pipefilter and avoid subprocess race
Martin Geisler <mg@lazybytes.net>
parents: 8299
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   169
    p = subprocess.Popen(cmd, shell=True, close_fds=closefds,
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parents: 8299
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   170
                         stdin=subprocess.PIPE, stdout=subprocess.PIPE)
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    pout, perr = p.communicate(s)
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   172
    return pout
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
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parents:
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   173
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   174
def tempfilter(s, cmd):
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   175
    '''filter string S through a pair of temporary files with CMD.
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   176
    CMD is used as a template to create the real command to be run,
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   177
    with the strings INFILE and OUTFILE replaced by the real names of
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   178
    the temporary files generated.'''
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    inname, outname = None, None
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    try:
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d821918e3bee Use better names (hg-{usage}-{random}.{suffix}) for temporary files.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2153
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   181
        infd, inname = tempfile.mkstemp(prefix='hg-filter-in-')
1293
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        fp = os.fdopen(infd, 'wb')
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   183
        fp.write(s)
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   184
        fp.close()
2165
d821918e3bee Use better names (hg-{usage}-{random}.{suffix}) for temporary files.
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parents: 2153
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   185
        outfd, outname = tempfile.mkstemp(prefix='hg-filter-out-')
1293
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   186
        os.close(outfd)
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   187
        cmd = cmd.replace('INFILE', inname)
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   188
        cmd = cmd.replace('OUTFILE', outname)
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   189
        code = os.system(cmd)
4720
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
   190
        if sys.platform == 'OpenVMS' and code & 1:
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
   191
            code = 0
10282
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parents: 10264
diff changeset
   192
        if code:
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diff changeset
   193
            raise Abort(_("command '%s' failed: %s") %
08a0f04b56bd many, many trivial check-code fixups
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diff changeset
   194
                        (cmd, explain_exit(code)))
1293
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   195
        return open(outname, 'rb').read()
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   196
    finally:
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   197
        try:
10282
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diff changeset
   198
            if inname:
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diff changeset
   199
                os.unlink(inname)
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diff changeset
   200
        except:
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   201
            pass
1293
a6ffcebd3315 Enhance the file filtering capabilities.
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   202
        try:
10282
08a0f04b56bd many, many trivial check-code fixups
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diff changeset
   203
            if outname:
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   204
                os.unlink(outname)
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   205
        except:
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   206
            pass
1293
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   207
a6ffcebd3315 Enhance the file filtering capabilities.
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   208
filtertable = {
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   209
    'tempfile:': tempfilter,
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   210
    'pipe:': pipefilter,
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diff changeset
   211
    }
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diff changeset
   212
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diff changeset
   213
def filter(s, cmd):
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diff changeset
   214
    "filter a string through a command that transforms its input to its output"
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diff changeset
   215
    for name, fn in filtertable.iteritems():
a6ffcebd3315 Enhance the file filtering capabilities.
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diff changeset
   216
        if cmd.startswith(name):
a6ffcebd3315 Enhance the file filtering capabilities.
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diff changeset
   217
            return fn(s, cmd[len(name):].lstrip())
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diff changeset
   218
    return pipefilter(s, cmd)
a6ffcebd3315 Enhance the file filtering capabilities.
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parents: 1292
diff changeset
   219
1015
22571b8d35d3 Add automatic binary file detection to diff and export
mpm@selenic.com
parents: 917
diff changeset
   220
def binary(s):
6507
9699864de219 Let util.binary check entire data for \0 (issue1066, issue1079)
Christian Ebert <blacktrash@gmx.net>
parents: 6501
diff changeset
   221
    """return true if a string is binary data"""
8118
35f7fda52c92 util: return boolean result directly in util.binary
Martin Geisler <mg@lazybytes.net>
parents: 8011
diff changeset
   222
    return bool(s and '\0' in s)
6762
f67d1468ac50 util: add sort helper
Matt Mackall <mpm@selenic.com>
parents: 6746
diff changeset
   223
7396
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents: 7301
diff changeset
   224
def increasingchunks(source, min=1024, max=65536):
526c40a74bd0 templater: return data in increasing chunk sizes
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parents: 7301
diff changeset
   225
    '''return no less than min bytes per chunk while data remains,
526c40a74bd0 templater: return data in increasing chunk sizes
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parents: 7301
diff changeset
   226
    doubling min after each chunk until it reaches max'''
526c40a74bd0 templater: return data in increasing chunk sizes
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parents: 7301
diff changeset
   227
    def log2(x):
526c40a74bd0 templater: return data in increasing chunk sizes
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parents: 7301
diff changeset
   228
        if not x:
526c40a74bd0 templater: return data in increasing chunk sizes
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diff changeset
   229
            return 0
526c40a74bd0 templater: return data in increasing chunk sizes
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diff changeset
   230
        i = 0
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parents: 7301
diff changeset
   231
        while x:
526c40a74bd0 templater: return data in increasing chunk sizes
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diff changeset
   232
            x >>= 1
526c40a74bd0 templater: return data in increasing chunk sizes
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diff changeset
   233
            i += 1
526c40a74bd0 templater: return data in increasing chunk sizes
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diff changeset
   234
        return i - 1
526c40a74bd0 templater: return data in increasing chunk sizes
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parents: 7301
diff changeset
   235
526c40a74bd0 templater: return data in increasing chunk sizes
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parents: 7301
diff changeset
   236
    buf = []
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parents: 7301
diff changeset
   237
    blen = 0
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diff changeset
   238
    for chunk in source:
526c40a74bd0 templater: return data in increasing chunk sizes
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diff changeset
   239
        buf.append(chunk)
526c40a74bd0 templater: return data in increasing chunk sizes
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diff changeset
   240
        blen += len(chunk)
526c40a74bd0 templater: return data in increasing chunk sizes
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parents: 7301
diff changeset
   241
        if blen >= min:
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents: 7301
diff changeset
   242
            if min < max:
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents: 7301
diff changeset
   243
                min = min << 1
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents: 7301
diff changeset
   244
                nmin = 1 << log2(blen)
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents: 7301
diff changeset
   245
                if nmin > min:
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents: 7301
diff changeset
   246
                    min = nmin
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents: 7301
diff changeset
   247
                if min > max:
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents: 7301
diff changeset
   248
                    min = max
526c40a74bd0 templater: return data in increasing chunk sizes
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parents: 7301
diff changeset
   249
            yield ''.join(buf)
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
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diff changeset
   250
            blen = 0
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents: 7301
diff changeset
   251
            buf = []
526c40a74bd0 templater: return data in increasing chunk sizes
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parents: 7301
diff changeset
   252
    if buf:
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents: 7301
diff changeset
   253
        yield ''.join(buf)
526c40a74bd0 templater: return data in increasing chunk sizes
Brendan Cully <brendan@kublai.com>
parents: 7301
diff changeset
   254
7947
a454eeb1b827 move util.Abort to error.py
Matt Mackall <mpm@selenic.com>
parents: 7913
diff changeset
   255
Abort = error.Abort
508
42a660abaf75 [PATCH] Harden os.system
mpm@selenic.com
parents: 464
diff changeset
   256
10282
08a0f04b56bd many, many trivial check-code fixups
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parents: 10264
diff changeset
   257
def always(fn):
08a0f04b56bd many, many trivial check-code fixups
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diff changeset
   258
    return True
08a0f04b56bd many, many trivial check-code fixups
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diff changeset
   259
08a0f04b56bd many, many trivial check-code fixups
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diff changeset
   260
def never(fn):
08a0f04b56bd many, many trivial check-code fixups
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parents: 10264
diff changeset
   261
    return False
724
1c0c413cccdd Get add and locate to use new repo and dirstate walk code.
Bryan O'Sullivan <bos@serpentine.com>
parents: 705
diff changeset
   262
4229
24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4129
diff changeset
   263
def pathto(root, n1, n2):
886
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
   264
    '''return the relative path from one place to another.
4229
24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4129
diff changeset
   265
    root should use os.sep to separate directories
3669
48768b1ab23c fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3629
diff changeset
   266
    n1 should use os.sep to separate directories
48768b1ab23c fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3629
diff changeset
   267
    n2 should use "/" to separate directories
48768b1ab23c fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3629
diff changeset
   268
    returns an os.sep-separated path.
4229
24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4129
diff changeset
   269
24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4129
diff changeset
   270
    If n1 is a relative path, it's assumed it's
24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch
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parents: 4129
diff changeset
   271
    relative to root.
24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4129
diff changeset
   272
    n2 should always be relative to root.
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48768b1ab23c fix util.pathto
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parents: 3629
diff changeset
   273
    '''
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
   274
    if not n1:
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
   275
        return localpath(n2)
4230
c93562fb12cc Fix handling of paths when run outside the repo.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4229
diff changeset
   276
    if os.path.isabs(n1):
c93562fb12cc Fix handling of paths when run outside the repo.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4229
diff changeset
   277
        if os.path.splitdrive(root)[0] != os.path.splitdrive(n1)[0]:
c93562fb12cc Fix handling of paths when run outside the repo.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4229
diff changeset
   278
            return os.path.join(root, localpath(n2))
c93562fb12cc Fix handling of paths when run outside the repo.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4229
diff changeset
   279
        n2 = '/'.join((pconvert(root), n2))
5844
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5843
diff changeset
   280
    a, b = splitpath(n1), n2.split('/')
1541
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents: 1528
diff changeset
   281
    a.reverse()
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents: 1528
diff changeset
   282
    b.reverse()
884
087771ebe2e6 Fix walk code for files that do not exist anywhere, and unhandled types.
Bryan O'Sullivan <bos@serpentine.com>
parents: 878
diff changeset
   283
    while a and b and a[-1] == b[-1]:
1541
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents: 1528
diff changeset
   284
        a.pop()
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents: 1528
diff changeset
   285
        b.pop()
884
087771ebe2e6 Fix walk code for files that do not exist anywhere, and unhandled types.
Bryan O'Sullivan <bos@serpentine.com>
parents: 878
diff changeset
   286
    b.reverse()
6111
213ea6eed412 util.pathto: return '.' instead of an empty string
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6091
diff changeset
   287
    return os.sep.join((['..'] * len(a)) + b) or '.'
884
087771ebe2e6 Fix walk code for files that do not exist anywhere, and unhandled types.
Bryan O'Sullivan <bos@serpentine.com>
parents: 878
diff changeset
   288
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   289
def canonpath(root, cwd, myname):
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   290
    """return the canonical path of myname, given cwd and root"""
9386
eae98607b349 util: canonpath: simplify logic
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 9385
diff changeset
   291
    if endswithsep(root):
2271
90b122730d32 Make it possible to use the root directory as the root of a repository.
Manpreet Singh <junkblocker@yahoo.com>
parents: 2263
diff changeset
   292
        rootsep = root
1566
8befbb4e30b2 Handle hg under /
Arun Sharma <arun@sharma-home.net>
parents: 1563
diff changeset
   293
    else:
1810
7596611ab3d5 Whitespace, tab and formatting cleanups, mainly in mq.py
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1635
diff changeset
   294
        rootsep = root + os.sep
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
   295
    name = myname
2090
eb40db373717 fix util.canonpath on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2085
diff changeset
   296
    if not os.path.isabs(name):
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   297
        name = os.path.join(root, cwd, name)
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
   298
    name = os.path.normpath(name)
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   299
    audit_path = path_auditor(root)
2278
3711e23ab10a Make hg status work for repositories in root directory on windows (issue 228)
Manpreet Singh <junkblocker@yahoo.com>
parents: 2271
diff changeset
   300
    if name != rootsep and name.startswith(rootsep):
1976
df8416346bb7 Enable path validation for copy, rename, debugwalk and other canonpath users.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1958
diff changeset
   301
        name = name[len(rootsep):]
df8416346bb7 Enable path validation for copy, rename, debugwalk and other canonpath users.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1958
diff changeset
   302
        audit_path(name)
df8416346bb7 Enable path validation for copy, rename, debugwalk and other canonpath users.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1958
diff changeset
   303
        return pconvert(name)
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   304
    elif name == root:
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
   305
        return ''
a82eae840447 Teach walk code about absolute paths.
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parents: 869
diff changeset
   306
    else:
2115
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   307
        # Determine whether `name' is in the hierarchy at or beneath `root',
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   308
        # by iterating name=dirname(name) until that causes no change (can't
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   309
        # check name == '/', because that doesn't work on windows).  For each
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   310
        # `name', compare dev/inode numbers.  If they match, the list `rel'
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   311
        # holds the reversed list of components making up the relative file
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   312
        # name we want.
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   313
        root_st = os.stat(root)
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   314
        rel = []
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   315
        while True:
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   316
            try:
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   317
                name_st = os.stat(name)
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   318
            except OSError:
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   319
                break
2193
fb28ce04b349 add util.samestat function for windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2177
diff changeset
   320
            if samestat(name_st, root_st):
4086
cc8a52229620 Fix accessing the repo through a symlink.
Jun Inoue <jun.lambda@gmail.com>
parents: 4067
diff changeset
   321
                if not rel:
cc8a52229620 Fix accessing the repo through a symlink.
Jun Inoue <jun.lambda@gmail.com>
parents: 4067
diff changeset
   322
                    # name was actually the same as root (maybe a symlink)
cc8a52229620 Fix accessing the repo through a symlink.
Jun Inoue <jun.lambda@gmail.com>
parents: 4067
diff changeset
   323
                    return ''
2115
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   324
                rel.reverse()
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   325
                name = os.path.join(*rel)
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   326
                audit_path(name)
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   327
                return pconvert(name)
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   328
            dirname, basename = os.path.split(name)
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   329
            rel.append(basename)
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   330
            if dirname == name:
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   331
                break
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   332
            name = dirname
fd77b7ee4aac Fix issue 165: `hg status' with abs path containing a symlink-to-dir fails
Jim Meyering <list+hg@meyering.net>
parents: 2096
diff changeset
   333
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   334
        raise Abort('%s not under root' % myname)
897
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   335
5062
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   336
_hgexecutable = None
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   337
6499
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   338
def main_is_frozen():
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   339
    """return True if we are a frozen executable.
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   340
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   341
    The code supports py2exe (most common, Windows only) and tools/freeze
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   342
    (portable, not much used).
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   343
    """
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   344
    return (hasattr(sys, "frozen") or # new py2exe
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   345
            hasattr(sys, "importers") or # old py2exe
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   346
            imp.is_frozen("__main__")) # tools/freeze
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   347
5062
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   348
def hgexecutable():
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   349
    """return location of the 'hg' executable.
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   350
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   351
    Defaults to $HG or 'hg' in the search path.
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   352
    """
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   353
    if _hgexecutable is None:
6500
a3175cd7dbec Tidy code, fix typo
Bryan O'Sullivan <bos@serpentine.com>
parents: 6499
diff changeset
   354
        hg = os.environ.get('HG')
a3175cd7dbec Tidy code, fix typo
Bryan O'Sullivan <bos@serpentine.com>
parents: 6499
diff changeset
   355
        if hg:
a3175cd7dbec Tidy code, fix typo
Bryan O'Sullivan <bos@serpentine.com>
parents: 6499
diff changeset
   356
            set_hgexecutable(hg)
6499
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   357
        elif main_is_frozen():
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   358
            set_hgexecutable(sys.executable)
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   359
        else:
9632
16698d87ad20 util: use sys.argv[0] if $HG is unset and 'hg' is not in PATH
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 9610
diff changeset
   360
            exe = find_exe('hg') or os.path.basename(sys.argv[0])
16698d87ad20 util: use sys.argv[0] if $HG is unset and 'hg' is not in PATH
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents: 9610
diff changeset
   361
            set_hgexecutable(exe)
5062
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   362
    return _hgexecutable
4686
849f011dbf79 Remember path to 'hg' executable and pass to external tools and hooks as $HG.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4673
diff changeset
   363
849f011dbf79 Remember path to 'hg' executable and pass to external tools and hooks as $HG.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4673
diff changeset
   364
def set_hgexecutable(path):
5062
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   365
    """set location of the 'hg' executable"""
4686
849f011dbf79 Remember path to 'hg' executable and pass to external tools and hooks as $HG.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4673
diff changeset
   366
    global _hgexecutable
5062
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   367
    _hgexecutable = path
4686
849f011dbf79 Remember path to 'hg' executable and pass to external tools and hooks as $HG.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4673
diff changeset
   368
1882
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   369
def system(cmd, environ={}, cwd=None, onerr=None, errprefix=None):
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   370
    '''enhanced shell command execution.
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   371
    run with environment maybe modified, maybe in different dir.
508
42a660abaf75 [PATCH] Harden os.system
mpm@selenic.com
parents: 464
diff changeset
   372
1882
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   373
    if command fails and onerr is None, return status.  if ui object,
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   374
    print error message and return status, else raise onerr object as
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   375
    exception.'''
2601
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   376
    def py2shell(val):
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   377
        'convert python object into string that is useful to shell'
8534
22ec9cf4d0ce util: use "is" for True/False/None comparisons
Martin Geisler <mg@lazybytes.net>
parents: 8516
diff changeset
   378
        if val is None or val is False:
2601
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   379
            return '0'
8534
22ec9cf4d0ce util: use "is" for True/False/None comparisons
Martin Geisler <mg@lazybytes.net>
parents: 8516
diff changeset
   380
        if val is True:
2601
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   381
            return '1'
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   382
        return str(val)
3905
a8c0365b2ace util.system: fix quoting on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3860
diff changeset
   383
    origcmd = cmd
a8c0365b2ace util.system: fix quoting on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3860
diff changeset
   384
    if os.name == 'nt':
a8c0365b2ace util.system: fix quoting on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3860
diff changeset
   385
        cmd = '"%s"' % cmd
9517
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   386
    env = dict(os.environ)
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   387
    env.update((k, py2shell(v)) for k, v in environ.iteritems())
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   388
    env['HG'] = hgexecutable()
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   389
    rc = subprocess.call(cmd, shell=True, close_fds=closefds,
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   390
                         env=env, cwd=cwd)
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   391
    if sys.platform == 'OpenVMS' and rc & 1:
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   392
        rc = 0
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   393
    if rc and onerr:
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   394
        errmsg = '%s %s' % (os.path.basename(origcmd.split(None, 1)[0]),
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   395
                            explain_exit(rc)[0])
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   396
        if errprefix:
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   397
            errmsg = '%s: %s' % (errprefix, errmsg)
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   398
        try:
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   399
            onerr.warn(errmsg + '\n')
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   400
        except AttributeError:
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   401
            raise onerr(errmsg)
4368f582c806 util.system: Use subprocess instead of os.system
Mads Kiilerich <mads@kiilerich.com>
parents: 9508
diff changeset
   402
    return rc
1880
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   403
7388
5751631246de dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents: 7301
diff changeset
   404
def checksignature(func):
5751631246de dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents: 7301
diff changeset
   405
    '''wrap a function with code to check for calling errors'''
5751631246de dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents: 7301
diff changeset
   406
    def check(*args, **kwargs):
5751631246de dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents: 7301
diff changeset
   407
        try:
5751631246de dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents: 7301
diff changeset
   408
            return func(*args, **kwargs)
5751631246de dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents: 7301
diff changeset
   409
        except TypeError:
5751631246de dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents: 7301
diff changeset
   410
            if len(traceback.extract_tb(sys.exc_info()[2])) == 1:
7646
e62a456b8dc5 error: move SignatureError
Matt Mackall <mpm@selenic.com>
parents: 7644
diff changeset
   411
                raise error.SignatureError
7388
5751631246de dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents: 7301
diff changeset
   412
            raise
5751631246de dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents: 7301
diff changeset
   413
5751631246de dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents: 7301
diff changeset
   414
    return check
5751631246de dispatch: generalize signature checking for extension command wrapping
Matt Mackall <mpm@selenic.com>
parents: 7301
diff changeset
   415
4281
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   416
# os.path.lexists is not available on python2.3
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   417
def lexists(filename):
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   418
    "test whether a file with this name exists. does not follow symlinks"
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   419
    try:
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   420
        os.lstat(filename)
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   421
    except:
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   422
        return False
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   423
    return True
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   424
1415
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
   425
def unlink(f):
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
   426
    """unlink and remove the directory if it is empty"""
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
   427
    os.unlink(f)
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
   428
    # try removing directories that might now be empty
2064
547ede0123a2 util.unlink should only catch OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2054
diff changeset
   429
    try:
547ede0123a2 util.unlink should only catch OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2054
diff changeset
   430
        os.removedirs(os.path.dirname(f))
547ede0123a2 util.unlink should only catch OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2054
diff changeset
   431
    except OSError:
547ede0123a2 util.unlink should only catch OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2054
diff changeset
   432
        pass
1415
c6e6ca96a033 refactor some unlink/remove code and make sure we prune empty dir
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1413
diff changeset
   433
3629
4cfb72bcb978 util: add copyfile function
Matt Mackall <mpm@selenic.com>
parents: 3568
diff changeset
   434
def copyfile(src, dest):
7767
b2410ed2cbe9 Use shutil.copystat in copyfile().
Will Maier <willmaier@ml1.net>
parents: 7732
diff changeset
   435
    "copy a file, preserving mode and atime/mtime"
4271
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   436
    if os.path.islink(src):
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   437
        try:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   438
            os.unlink(dest)
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   439
        except:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   440
            pass
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   441
        os.symlink(os.readlink(src), dest)
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   442
    else:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   443
        try:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   444
            shutil.copyfile(src, dest)
7767
b2410ed2cbe9 Use shutil.copystat in copyfile().
Will Maier <willmaier@ml1.net>
parents: 7732
diff changeset
   445
            shutil.copystat(src, dest)
4271
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   446
        except shutil.Error, inst:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   447
            raise Abort(str(inst))
3629
4cfb72bcb978 util: add copyfile function
Matt Mackall <mpm@selenic.com>
parents: 3568
diff changeset
   448
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   449
def copyfiles(src, dst, hardlink=None):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   450
    """Copy a directory tree using hardlinks if possible"""
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   451
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   452
    if hardlink is None:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   453
        hardlink = (os.stat(src).st_dev ==
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   454
                    os.stat(os.path.dirname(dst)).st_dev)
698
df78d8ccac4c Use python function instead of external 'cp' command when cloning repos.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 667
diff changeset
   455
1207
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   456
    if os.path.isdir(src):
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   457
        os.mkdir(dst)
5396
5105b119edd2 Add osutil module, containing a listdir function.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5360
diff changeset
   458
        for name, kind in osutil.listdir(src):
1207
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   459
            srcname = os.path.join(src, name)
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   460
            dstname = os.path.join(dst, name)
11232
97f6d2a02c1f util.copyfiles: don't try os_link() again if it failed before
Adrian Buehlmann <adrian@cadifra.com>
parents: 11212
diff changeset
   461
            hardlink = copyfiles(srcname, dstname, hardlink)
1207
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   462
    else:
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   463
        if hardlink:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   464
            try:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   465
                os_link(src, dst)
2050
e49d0fa38176 util.copyfiles: only switch to copy if hardlink raises IOError or OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2026
diff changeset
   466
            except (IOError, OSError):
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   467
                hardlink = False
1591
5a3229cf1492 do not copy atime and mtime in util.copyfiles
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1585
diff changeset
   468
                shutil.copy(src, dst)
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   469
        else:
1591
5a3229cf1492 do not copy atime and mtime in util.copyfiles
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1585
diff changeset
   470
            shutil.copy(src, dst)
698
df78d8ccac4c Use python function instead of external 'cp' command when cloning repos.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 667
diff changeset
   471
11232
97f6d2a02c1f util.copyfiles: don't try os_link() again if it failed before
Adrian Buehlmann <adrian@cadifra.com>
parents: 11212
diff changeset
   472
    return hardlink
97f6d2a02c1f util.copyfiles: don't try os_link() again if it failed before
Adrian Buehlmann <adrian@cadifra.com>
parents: 11212
diff changeset
   473
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   474
class path_auditor(object):
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   475
    '''ensure that a filesystem path contains no banned components.
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   476
    the following properties of a path are checked:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   477
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   478
    - under top-level .hg
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   479
    - starts at the root of a windows drive
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   480
    - contains ".."
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   481
    - traverses a symlink (e.g. a/symlink_here/b)
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   482
    - inside a nested repository'''
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   483
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   484
    def __init__(self, root):
5200
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   485
        self.audited = set()
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   486
        self.auditeddir = set()
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   487
        self.root = root
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   488
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   489
    def __call__(self, path):
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   490
        if path in self.audited:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   491
            return
5159
d84329a11fdd Make a few portability improvements to path auditing code.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5158
diff changeset
   492
        normpath = os.path.normcase(path)
5844
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5843
diff changeset
   493
        parts = splitpath(normpath)
7784
8a217626bb0c audit: check for casefolding of .hg (issue1450)
Matt Mackall <mpm@selenic.com>
parents: 7780
diff changeset
   494
        if (os.path.splitdrive(path)[0]
8a217626bb0c audit: check for casefolding of .hg (issue1450)
Matt Mackall <mpm@selenic.com>
parents: 7780
diff changeset
   495
            or parts[0].lower() in ('.hg', '.hg.', '')
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   496
            or os.pardir in parts):
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   497
            raise Abort(_("path contains illegal component: %s") % path)
7784
8a217626bb0c audit: check for casefolding of .hg (issue1450)
Matt Mackall <mpm@selenic.com>
parents: 7780
diff changeset
   498
        if '.hg' in path.lower():
8a217626bb0c audit: check for casefolding of .hg (issue1450)
Matt Mackall <mpm@selenic.com>
parents: 7780
diff changeset
   499
            lparts = [p.lower() for p in parts]
7553
71be8688f2db audit: reject paths with .hg (issue 1450)
Matt Mackall <mpm@selenic.com>
parents: 7525
diff changeset
   500
            for p in '.hg', '.hg.':
7820
346fafc144fc audit: be even pickier (issue1450)
Matt Mackall <mpm@selenic.com>
parents: 7784
diff changeset
   501
                if p in lparts[1:]:
7784
8a217626bb0c audit: check for casefolding of .hg (issue1450)
Matt Mackall <mpm@selenic.com>
parents: 7780
diff changeset
   502
                    pos = lparts.index(p)
7553
71be8688f2db audit: reject paths with .hg (issue 1450)
Matt Mackall <mpm@selenic.com>
parents: 7525
diff changeset
   503
                    base = os.path.join(*parts[:pos])
71be8688f2db audit: reject paths with .hg (issue 1450)
Matt Mackall <mpm@selenic.com>
parents: 7525
diff changeset
   504
                    raise Abort(_('path %r is inside repo %r') % (path, base))
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   505
        def check(prefix):
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   506
            curpath = os.path.join(self.root, prefix)
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   507
            try:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   508
                st = os.lstat(curpath)
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   509
            except OSError, err:
5162
9374373fb727 util: ignore invalid path errors in path_auditor.
Patrick Mezard <pmezard@gmail.com>
parents: 5159
diff changeset
   510
                # EINVAL can be raised as invalid path syntax under win32.
9374373fb727 util: ignore invalid path errors in path_auditor.
Patrick Mezard <pmezard@gmail.com>
parents: 5159
diff changeset
   511
                # They must be ignored for patterns can be checked too.
5487
7a64931e2d76 Fix file-changed-to-dir and dir-to-file commits (issue660).
Maxim Dounin <mdounin@mdounin.ru>
parents: 5481
diff changeset
   512
                if err.errno not in (errno.ENOENT, errno.ENOTDIR, errno.EINVAL):
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   513
                    raise
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   514
            else:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   515
                if stat.S_ISLNK(st.st_mode):
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   516
                    raise Abort(_('path %r traverses symbolic link %r') %
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   517
                                (path, prefix))
5159
d84329a11fdd Make a few portability improvements to path auditing code.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5158
diff changeset
   518
                elif (stat.S_ISDIR(st.st_mode) and
d84329a11fdd Make a few portability improvements to path auditing code.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5158
diff changeset
   519
                      os.path.isdir(os.path.join(curpath, '.hg'))):
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   520
                    raise Abort(_('path %r is inside repo %r') %
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   521
                                (path, prefix))
5845
5924a11aa419 Fix not to use os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5844
diff changeset
   522
        parts.pop()
5200
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   523
        prefixes = []
8631
a87c41f65aff util: simplify range expression
Martin Geisler <mg@lazybytes.net>
parents: 8614
diff changeset
   524
        while parts:
5845
5924a11aa419 Fix not to use os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5844
diff changeset
   525
            prefix = os.sep.join(parts)
5200
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   526
            if prefix in self.auditeddir:
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   527
                break
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   528
            check(prefix)
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   529
            prefixes.append(prefix)
5845
5924a11aa419 Fix not to use os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5844
diff changeset
   530
            parts.pop()
5200
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   531
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   532
        self.audited.add(path)
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   533
        # only add prefixes to the cache after checking everything: we don't
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   534
        # want to add "foo/bar/baz" before checking if there's a "foo/.hg"
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   535
        self.auditeddir.update(prefixes)
1835
bdfb524d728a Validate paths before reading or writing files in repository or working dir.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1830
diff changeset
   536
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   537
def nlinks(pathname):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   538
    """Return number of hardlinks for the given file."""
2448
b77a2ef61b81 replace os.stat with os.lstat in some where.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2314
diff changeset
   539
    return os.lstat(pathname).st_nlink
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   540
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   541
if hasattr(os, 'link'):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   542
    os_link = os.link
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   543
else:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   544
    def os_link(src, dst):
1402
9d2c2e6b32b5 i18n part2: use '_' for all strings who are part of the user interface
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1400
diff changeset
   545
        raise OSError(0, _("Hardlinks not supported"))
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   546
8011
25b63941b17b util: don't overwrite os-specific functions with general ones
Sune Foldager <cryo@cyanite.org>
parents: 7953
diff changeset
   547
def lookup_reg(key, name=None, scope=None):
25b63941b17b util: don't overwrite os-specific functions with general ones
Sune Foldager <cryo@cyanite.org>
parents: 7953
diff changeset
   548
    return None
25b63941b17b util: don't overwrite os-specific functions with general ones
Sune Foldager <cryo@cyanite.org>
parents: 7953
diff changeset
   549
10240
3af4b39afe2a cmdutil: hide child window created by win32 spawndetached()
Patrick Mezard <pmezard@gmail.com>
parents: 10239
diff changeset
   550
def hidewindow():
3af4b39afe2a cmdutil: hide child window created by win32 spawndetached()
Patrick Mezard <pmezard@gmail.com>
parents: 10239
diff changeset
   551
    """Hide current shell window.
3af4b39afe2a cmdutil: hide child window created by win32 spawndetached()
Patrick Mezard <pmezard@gmail.com>
parents: 10239
diff changeset
   552
3af4b39afe2a cmdutil: hide child window created by win32 spawndetached()
Patrick Mezard <pmezard@gmail.com>
parents: 10239
diff changeset
   553
    Used to hide the window opened when starting asynchronous
3af4b39afe2a cmdutil: hide child window created by win32 spawndetached()
Patrick Mezard <pmezard@gmail.com>
parents: 10239
diff changeset
   554
    child process under Windows, unneeded on other systems.
3af4b39afe2a cmdutil: hide child window created by win32 spawndetached()
Patrick Mezard <pmezard@gmail.com>
parents: 10239
diff changeset
   555
    """
3af4b39afe2a cmdutil: hide child window created by win32 spawndetached()
Patrick Mezard <pmezard@gmail.com>
parents: 10239
diff changeset
   556
    pass
3af4b39afe2a cmdutil: hide child window created by win32 spawndetached()
Patrick Mezard <pmezard@gmail.com>
parents: 10239
diff changeset
   557
7890
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   558
if os.name == 'nt':
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   559
    from windows import *
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   560
else:
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   561
    from posix import *
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   562
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   563
def makelock(info, pathname):
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   564
    try:
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   565
        return os.symlink(info, pathname)
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   566
    except OSError, why:
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   567
        if why.errno == errno.EEXIST:
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   568
            raise
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   569
    except AttributeError: # no symlink in os
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   570
        pass
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   571
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   572
    ld = os.open(pathname, os.O_CREAT | os.O_WRONLY | os.O_EXCL)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   573
    os.write(ld, info)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   574
    os.close(ld)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   575
7890
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   576
def readlock(pathname):
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   577
    try:
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   578
        return os.readlink(pathname)
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   579
    except OSError, why:
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   580
        if why.errno not in (errno.EINVAL, errno.ENOSYS):
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   581
            raise
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   582
    except AttributeError: # no symlink in os
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   583
        pass
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   584
    return posixfile(pathname).read()
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   585
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   586
def fstat(fp):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   587
    '''stat file object that may not have fileno method.'''
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   588
    try:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   589
        return os.fstat(fp.fileno())
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   590
    except AttributeError:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   591
        return os.stat(fp.name)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   592
3784
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   593
# File system features
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   594
6746
1dca460e7d1e rename checkfolding to checkcase
Matt Mackall <mpm@selenic.com>
parents: 6743
diff changeset
   595
def checkcase(path):
3784
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   596
    """
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   597
    Check whether the given path is on a case-sensitive filesystem
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   598
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   599
    Requires a path (like /foo/.hg) ending with a foldable final
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   600
    directory component.
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   601
    """
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   602
    s1 = os.stat(path)
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   603
    d, b = os.path.split(path)
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   604
    p2 = os.path.join(d, b.upper())
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   605
    if path == p2:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   606
        p2 = os.path.join(d, b.lower())
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   607
    try:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   608
        s2 = os.stat(p2)
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   609
        if s2 == s1:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   610
            return False
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   611
        return True
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   612
    except:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   613
        return True
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   614
6676
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   615
_fspathcache = {}
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   616
def fspath(name, root):
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   617
    '''Get name in the case stored in the filesystem
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   618
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   619
    The name is either relative to root, or it is an absolute path starting
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   620
    with root. Note that this function is unnecessary, and should not be
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   621
    called, for case-sensitive filesystems (simply because it's expensive).
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   622
    '''
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   623
    # If name is absolute, make it relative
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   624
    if name.lower().startswith(root.lower()):
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   625
        l = len(root)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   626
        if name[l] == os.sep or name[l] == os.altsep:
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   627
            l = l + 1
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   628
        name = name[l:]
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   629
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   630
    if not os.path.exists(os.path.join(root, name)):
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   631
        return None
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   632
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   633
    seps = os.sep
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   634
    if os.altsep:
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   635
        seps = seps + os.altsep
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   636
    # Protect backslashes. This gets silly very quickly.
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   637
    seps.replace('\\','\\\\')
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   638
    pattern = re.compile(r'([^%s]+)|([%s]+)' % (seps, seps))
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   639
    dir = os.path.normcase(os.path.normpath(root))
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   640
    result = []
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   641
    for part, sep in pattern.findall(name):
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   642
        if sep:
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   643
            result.append(sep)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   644
            continue
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   645
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   646
        if dir not in _fspathcache:
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   647
            _fspathcache[dir] = os.listdir(dir)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   648
        contents = _fspathcache[dir]
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   649
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   650
        lpart = part.lower()
9397
5b117c90f036 util: quicker fspath, do not lower names when the length is different
Simon Heimberg <simohe@besonet.ch>
parents: 9386
diff changeset
   651
        lenp = len(part)
6676
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   652
        for n in contents:
9397
5b117c90f036 util: quicker fspath, do not lower names when the length is different
Simon Heimberg <simohe@besonet.ch>
parents: 9386
diff changeset
   653
            if lenp == len(n) and n.lower() == lpart:
6676
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   654
                result.append(n)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   655
                break
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   656
        else:
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   657
            # Cannot happen, as the file exists!
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   658
            result.append(part)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   659
        dir = os.path.join(dir, lpart)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   660
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   661
    return ''.join(result)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   662
3994
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   663
def checkexec(path):
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   664
    """
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   665
    Check whether the given path is on a filesystem with UNIX-like exec flags
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   666
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   667
    Requires a directory (like /foo/.hg)
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   668
    """
5739
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   669
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   670
    # VFAT on some Linux versions can flip mode but it doesn't persist
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   671
    # a FS remount. Frequently we can detect it if files are created
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   672
    # with exec bit on.
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   673
5212
316ce5e85b3e check exec: return fallback in case of error during the check
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 5077
diff changeset
   674
    try:
5420
6d1bd20ae14d Execution bit detection fixes for VFAT on Linux
Rafael Villar Burke <pachi@rvburke.com>
parents: 5396
diff changeset
   675
        EXECFLAGS = stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH
10896
2d61b612a09d checkexec: use an explicit prefix for the temporary file
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 10789
diff changeset
   676
        fh, fn = tempfile.mkstemp(dir=path, prefix='hg-checkexec-')
5739
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   677
        try:
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   678
            os.close(fh)
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   679
            m = os.stat(fn).st_mode & 0777
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   680
            new_file_has_exec = m & EXECFLAGS
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   681
            os.chmod(fn, m ^ EXECFLAGS)
5759
027264e720aa util: filter all st_mode with 0777 in checkexec
Patrick Mezard <pmezard@gmail.com>
parents: 5743
diff changeset
   682
            exec_flags_cannot_flip = ((os.stat(fn).st_mode & 0777) == m)
5739
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   683
        finally:
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   684
            os.unlink(fn)
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   685
    except (IOError, OSError):
5212
316ce5e85b3e check exec: return fallback in case of error during the check
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 5077
diff changeset
   686
        # we don't care, the user probably won't be able to commit anyway
316ce5e85b3e check exec: return fallback in case of error during the check
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 5077
diff changeset
   687
        return False
5420
6d1bd20ae14d Execution bit detection fixes for VFAT on Linux
Rafael Villar Burke <pachi@rvburke.com>
parents: 5396
diff changeset
   688
    return not (new_file_has_exec or exec_flags_cannot_flip)
3994
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   689
4002
d7b9ec589546 symlinks: use is_link wherever is_exec is used
Matt Mackall <mpm@selenic.com>
parents: 4000
diff changeset
   690
def checklink(path):
3998
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   691
    """check whether the given path is on a symlink-capable filesystem"""
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   692
    # mktemp is not racy because symlink creation will fail if the
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   693
    # file already exists
10901
997173e49115 checklink: use an explicit prefix for the temporary file
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 10896
diff changeset
   694
    name = tempfile.mktemp(dir=path, prefix='hg-checklink-')
3998
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   695
    try:
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   696
        os.symlink(".", name)
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   697
        os.unlink(name)
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   698
        return True
4017
ea6174c96ae1 catch AttributeError in util.checklink
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4002
diff changeset
   699
    except (OSError, AttributeError):
3998
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   700
        return False
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   701
4434
439b1c35348a Fix issue483 - mq does not work under windows with gnu-win32 patch.
Patrick Mezard <pmezard@gmail.com>
parents: 4407
diff changeset
   702
def needbinarypatch():
439b1c35348a Fix issue483 - mq does not work under windows with gnu-win32 patch.
Patrick Mezard <pmezard@gmail.com>
parents: 4407
diff changeset
   703
    """return True if patches should be applied in binary mode by default."""
439b1c35348a Fix issue483 - mq does not work under windows with gnu-win32 patch.
Patrick Mezard <pmezard@gmail.com>
parents: 4407
diff changeset
   704
    return os.name == 'nt'
439b1c35348a Fix issue483 - mq does not work under windows with gnu-win32 patch.
Patrick Mezard <pmezard@gmail.com>
parents: 4407
diff changeset
   705
5843
83c354c4d529 Add endswithsep() and use it instead of using os.sep and os.altsep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5802
diff changeset
   706
def endswithsep(path):
83c354c4d529 Add endswithsep() and use it instead of using os.sep and os.altsep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5802
diff changeset
   707
    '''Check path ends with os.sep or os.altsep.'''
83c354c4d529 Add endswithsep() and use it instead of using os.sep and os.altsep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5802
diff changeset
   708
    return path.endswith(os.sep) or os.altsep and path.endswith(os.altsep)
83c354c4d529 Add endswithsep() and use it instead of using os.sep and os.altsep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5802
diff changeset
   709
5844
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5843
diff changeset
   710
def splitpath(path):
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5843
diff changeset
   711
    '''Split path by os.sep.
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5843
diff changeset
   712
    Note that this function does not use os.altsep because this is
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5843
diff changeset
   713
    an alternative of simple "xxx.split(os.sep)".
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5843
diff changeset
   714
    It is recommended to use os.path.normpath() before using this
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5843
diff changeset
   715
    function if need.'''
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5843
diff changeset
   716
    return path.split(os.sep)
07d8eb78dd68 Add util.splitpath() and use it instead of using os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5843
diff changeset
   717
6007
090b1a665901 filemerge: add config item for GUI tools
Matt Mackall <mpm@selenic.com>
parents: 6006
diff changeset
   718
def gui():
090b1a665901 filemerge: add config item for GUI tools
Matt Mackall <mpm@selenic.com>
parents: 6006
diff changeset
   719
    '''Are we running in a GUI?'''
090b1a665901 filemerge: add config item for GUI tools
Matt Mackall <mpm@selenic.com>
parents: 6006
diff changeset
   720
    return os.name == "nt" or os.name == "mac" or os.environ.get("DISPLAY")
090b1a665901 filemerge: add config item for GUI tools
Matt Mackall <mpm@selenic.com>
parents: 6006
diff changeset
   721
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   722
def mktempcopy(name, emptyok=False, createmode=None):
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   723
    """Create a temporary file with the same contents from name
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   724
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   725
    The permission bits are copied from the original file.
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   726
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   727
    If the temporary file is going to be truncated immediately, you
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   728
    can use emptyok=True as an optimization.
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   729
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   730
    Returns the name of the temporary file.
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   731
    """
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   732
    d, fn = os.path.split(name)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   733
    fd, temp = tempfile.mkstemp(prefix='.%s-' % fn, dir=d)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   734
    os.close(fd)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   735
    # Temporary files are created with mode 0600, which is usually not
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   736
    # what we want.  If the original file already exists, just copy
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   737
    # its mode.  Otherwise, manually obey umask.
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   738
    try:
5740
9046a4f6a07c atomictempfile: avoid chmod weirdness on Linux vfat
Matt Mackall <mpm@selenic.com>
parents: 5739
diff changeset
   739
        st_mode = os.lstat(name).st_mode & 0777
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   740
    except OSError, inst:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   741
        if inst.errno != errno.ENOENT:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   742
            raise
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   743
        st_mode = createmode
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   744
        if st_mode is None:
7890
e710f0f592b2 util: split out posix, windows, and win32 modules
Matt Mackall <mpm@selenic.com>
parents: 7879
diff changeset
   745
            st_mode = ~umask
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   746
        st_mode &= 0666
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   747
    os.chmod(temp, st_mode)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   748
    if emptyok:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   749
        return temp
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   750
    try:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   751
        try:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   752
            ifp = posixfile(name, "rb")
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   753
        except IOError, inst:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   754
            if inst.errno == errno.ENOENT:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   755
                return temp
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   756
            if not getattr(inst, 'filename', None):
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   757
                inst.filename = name
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   758
            raise
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   759
        ofp = posixfile(temp, "wb")
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   760
        for chunk in filechunkiter(ifp):
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   761
            ofp.write(chunk)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   762
        ifp.close()
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   763
        ofp.close()
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   764
    except:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   765
        try: os.unlink(temp)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   766
        except: pass
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   767
        raise
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   768
    return temp
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   769
8778
c5f36402daad use new style classes
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8631
diff changeset
   770
class atomictempfile(object):
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   771
    """file-like object that atomically updates a file
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   772
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   773
    All writes will be redirected to a temporary copy of the original
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   774
    file.  When rename is called, the copy is renamed to the original
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   775
    name, making the changes visible.
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   776
    """
11212
4d8db9676171 util: give appropriate default args to atomictempfile()
Yuya Nishihara <yuya@tcha.org>
parents: 11011
diff changeset
   777
    def __init__(self, name, mode='w+b', createmode=None):
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   778
        self.__name = name
8420
f53bc3e37655 util: make atomictempfile saner if mktempcopy fails
Bryan O'Sullivan <bos@serpentine.com>
parents: 8419
diff changeset
   779
        self._fp = None
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   780
        self.temp = mktempcopy(name, emptyok=('w' in mode),
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   781
                               createmode=createmode)
8327
aa25be1c2889 atomictempfile: delegate to posixfile instead of inheriting from it
Bryan O'Sullivan <bos@serpentine.com>
parents: 8312
diff changeset
   782
        self._fp = posixfile(self.temp, mode)
aa25be1c2889 atomictempfile: delegate to posixfile instead of inheriting from it
Bryan O'Sullivan <bos@serpentine.com>
parents: 8312
diff changeset
   783
aa25be1c2889 atomictempfile: delegate to posixfile instead of inheriting from it
Bryan O'Sullivan <bos@serpentine.com>
parents: 8312
diff changeset
   784
    def __getattr__(self, name):
aa25be1c2889 atomictempfile: delegate to posixfile instead of inheriting from it
Bryan O'Sullivan <bos@serpentine.com>
parents: 8312
diff changeset
   785
        return getattr(self._fp, name)
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   786
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   787
    def rename(self):
8785
7a9151bc5b37 atomictempfile: fix exception in __del__ if mktempcopy fails (self._fp is None)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8778
diff changeset
   788
        if not self._fp.closed:
8327
aa25be1c2889 atomictempfile: delegate to posixfile instead of inheriting from it
Bryan O'Sullivan <bos@serpentine.com>
parents: 8312
diff changeset
   789
            self._fp.close()
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   790
            rename(self.temp, localpath(self.__name))
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   791
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   792
    def __del__(self):
8785
7a9151bc5b37 atomictempfile: fix exception in __del__ if mktempcopy fails (self._fp is None)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8778
diff changeset
   793
        if not self._fp:
7a9151bc5b37 atomictempfile: fix exception in __del__ if mktempcopy fails (self._fp is None)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8778
diff changeset
   794
            return
7a9151bc5b37 atomictempfile: fix exception in __del__ if mktempcopy fails (self._fp is None)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8778
diff changeset
   795
        if not self._fp.closed:
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   796
            try:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   797
                os.unlink(self.temp)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   798
            except: pass
8327
aa25be1c2889 atomictempfile: delegate to posixfile instead of inheriting from it
Bryan O'Sullivan <bos@serpentine.com>
parents: 8312
diff changeset
   799
            self._fp.close()
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   800
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   801
def makedirs(name, mode=None):
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   802
    """recursive directory creation with parent mode inheritance"""
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   803
    try:
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   804
        os.mkdir(name)
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   805
        if mode is not None:
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   806
            os.chmod(name, mode)
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   807
        return
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   808
    except OSError, err:
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   809
        if err.errno == errno.EEXIST:
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   810
            return
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   811
        if err.errno != errno.ENOENT:
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   812
            raise
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   813
    parent = os.path.abspath(os.path.dirname(name))
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   814
    makedirs(parent, mode)
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   815
    makedirs(name, mode)
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   816
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   817
class opener(object):
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   818
    """Open files relative to a base directory
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   819
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   820
    This class is used to hide the details of COW semantics and
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   821
    remote file access from higher level code.
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   822
    """
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   823
    def __init__(self, base, audit=True):
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   824
        self.base = base
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   825
        if audit:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   826
            self.audit_path = path_auditor(base)
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   827
        else:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   828
            self.audit_path = always
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   829
        self.createmode = None
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   830
9112
54eb3782d32f util: use propertycache in opener instead of __getattr__
Simon Heimberg <simohe@besonet.ch>
parents: 9102
diff changeset
   831
    @propertycache
54eb3782d32f util: use propertycache in opener instead of __getattr__
Simon Heimberg <simohe@besonet.ch>
parents: 9102
diff changeset
   832
    def _can_symlink(self):
54eb3782d32f util: use propertycache in opener instead of __getattr__
Simon Heimberg <simohe@besonet.ch>
parents: 9102
diff changeset
   833
        return checklink(self.base)
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   834
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   835
    def _fixfilemode(self, name):
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   836
        if self.createmode is None:
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   837
            return
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   838
        os.chmod(name, self.createmode & 0666)
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   839
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   840
    def __call__(self, path, mode="r", text=False, atomictemp=False):
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   841
        self.audit_path(path)
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
   842
        f = os.path.join(self.base, path)
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   843
4720
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
   844
        if not text and "b" not in mode:
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   845
            mode += "b" # for that other OS
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   846
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   847
        nlink = -1
6835
08d9e0f974d9 make mq and tags hardlink safe
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 6339
diff changeset
   848
        if mode not in ("r", "rb"):
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   849
            try:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   850
                nlink = nlinks(f)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   851
            except OSError:
4328
1083ae4b5f0e util.opener: if requested, use atomicfile even if the file doesn't exist
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4327
diff changeset
   852
                nlink = 0
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   853
                d = os.path.dirname(f)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   854
                if not os.path.isdir(d):
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   855
                    makedirs(d, self.createmode)
4508
0026ccc2bf23 Remove atomicfile class.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4488
diff changeset
   856
            if atomictemp:
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   857
                return atomictempfile(f, mode, self.createmode)
4328
1083ae4b5f0e util.opener: if requested, use atomicfile even if the file doesn't exist
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4327
diff changeset
   858
            if nlink > 1:
1083ae4b5f0e util.opener: if requested, use atomicfile even if the file doesn't exist
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4327
diff changeset
   859
                rename(mktempcopy(f), f)
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   860
        fp = posixfile(f, mode)
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   861
        if nlink == 0:
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   862
            self._fixfilemode(f)
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   863
        return fp
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   864
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   865
    def symlink(self, src, dst):
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   866
        self.audit_path(dst)
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   867
        linkname = os.path.join(self.base, dst)
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   868
        try:
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   869
            os.unlink(linkname)
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   870
        except OSError:
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   871
            pass
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   872
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   873
        dirname = os.path.dirname(linkname)
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   874
        if not os.path.exists(dirname):
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   875
            makedirs(dirname, self.createmode)
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   876
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   877
        if self._can_symlink:
4948
c8d1aa1822d5 Print meaningful error message if os.symlink fails
Bryan O'Sullivan <bos@serpentine.com>
parents: 4876
diff changeset
   878
            try:
c8d1aa1822d5 Print meaningful error message if os.symlink fails
Bryan O'Sullivan <bos@serpentine.com>
parents: 4876
diff changeset
   879
                os.symlink(src, linkname)
c8d1aa1822d5 Print meaningful error message if os.symlink fails
Bryan O'Sullivan <bos@serpentine.com>
parents: 4876
diff changeset
   880
            except OSError, err:
c8d1aa1822d5 Print meaningful error message if os.symlink fails
Bryan O'Sullivan <bos@serpentine.com>
parents: 4876
diff changeset
   881
                raise OSError(err.errno, _('could not symlink to %r: %s') %
c8d1aa1822d5 Print meaningful error message if os.symlink fails
Bryan O'Sullivan <bos@serpentine.com>
parents: 4876
diff changeset
   882
                              (src, err.strerror), linkname)
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   883
        else:
5077
84b10dc3dccc Fix issue 653: symlinks checkout failure on non-supporting platforms
Patrick Mezard <pmezard@gmail.com>
parents: 5062
diff changeset
   884
            f = self(dst, "w")
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   885
            f.write(src)
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   886
            f.close()
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
   887
            self._fixfilemode(dst)
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
   888
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   889
class chunkbuffer(object):
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   890
    """Allow arbitrary sized chunks of data to be efficiently read from an
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   891
    iterator over chunks of arbitrary size."""
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
   892
5446
fa836e050c50 chunkbuffer: removed unused method and arg
Matt Mackall <mpm@selenic.com>
parents: 5420
diff changeset
   893
    def __init__(self, in_iter):
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   894
        """in_iter is the iterator that's iterating over the input chunks.
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   895
        targetsize is how big a buffer to try to maintain."""
5447
56591846f819 chunkiter: simplify iter logic
Matt Mackall <mpm@selenic.com>
parents: 5446
diff changeset
   896
        self.iter = iter(in_iter)
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   897
        self.buf = ''
5446
fa836e050c50 chunkbuffer: removed unused method and arg
Matt Mackall <mpm@selenic.com>
parents: 5420
diff changeset
   898
        self.targetsize = 2**16
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
   899
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   900
    def read(self, l):
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
   901
        """Read L bytes of data from the iterator of chunks of data.
1308
2073e5a71008 Cleanup of tabs and trailing spaces.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1285
diff changeset
   902
        Returns less than L bytes if the iterator runs dry."""
5447
56591846f819 chunkiter: simplify iter logic
Matt Mackall <mpm@selenic.com>
parents: 5446
diff changeset
   903
        if l > len(self.buf) and self.iter:
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   904
            # Clamp to a multiple of self.targetsize
5449
17a4b20eda7b chunkiter: handle large reads more efficiently
Matt Mackall <mpm@selenic.com>
parents: 5447
diff changeset
   905
            targetsize = max(l, self.targetsize)
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   906
            collector = cStringIO.StringIO()
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   907
            collector.write(self.buf)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   908
            collected = len(self.buf)
5447
56591846f819 chunkiter: simplify iter logic
Matt Mackall <mpm@selenic.com>
parents: 5446
diff changeset
   909
            for chunk in self.iter:
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   910
                collector.write(chunk)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   911
                collected += len(chunk)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   912
                if collected >= targetsize:
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   913
                    break
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   914
            if collected < targetsize:
5447
56591846f819 chunkiter: simplify iter logic
Matt Mackall <mpm@selenic.com>
parents: 5446
diff changeset
   915
                self.iter = False
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   916
            self.buf = collector.getvalue()
5449
17a4b20eda7b chunkiter: handle large reads more efficiently
Matt Mackall <mpm@selenic.com>
parents: 5447
diff changeset
   917
        if len(self.buf) == l:
5450
c728424d44c6 revlog: fix caching of buffer objects
Matt Mackall <mpm@selenic.com>
parents: 5449
diff changeset
   918
            s, self.buf = str(self.buf), ''
5449
17a4b20eda7b chunkiter: handle large reads more efficiently
Matt Mackall <mpm@selenic.com>
parents: 5447
diff changeset
   919
        else:
17a4b20eda7b chunkiter: handle large reads more efficiently
Matt Mackall <mpm@selenic.com>
parents: 5447
diff changeset
   920
            s, self.buf = self.buf[:l], buffer(self.buf, l)
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   921
        return s
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   922
2462
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
   923
def filechunkiter(f, size=65536, limit=None):
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
   924
    """Create a generator that produces the data in the file size
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
   925
    (default 65536) bytes at a time, up to optional limit (default is
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
   926
    to read all data).  Chunks may be less than size bytes if the
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
   927
    chunk is the last chunk in the file, or the file is a socket or
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
   928
    some other type of file that sometimes reads less data than is
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
   929
    requested."""
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
   930
    assert size >= 0
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
   931
    assert limit is None or limit >= 0
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
   932
    while True:
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
   933
        if limit is None:
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
   934
            nbytes = size
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
   935
        else:
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
   936
            nbytes = min(limit, size)
2462
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
   937
        s = nbytes and f.read(nbytes)
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
   938
        if not s:
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
   939
            break
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
   940
        if limit:
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
   941
            limit -= len(s)
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
   942
        yield s
1320
5f277e73778f Fix up representation of dates in hgweb.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1312
diff changeset
   943
1321
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
   944
def makedate():
1482
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
   945
    lt = time.localtime()
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
   946
    if lt[8] == 1 and time.daylight:
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
   947
        tz = time.altzone
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
   948
    else:
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
   949
        tz = time.timezone
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
   950
    return time.mktime(lt), tz
1329
8f06817bf266 Allow files to be opened in text mode, even on Windows.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1321
diff changeset
   951
6229
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
   952
def datestr(date=None, format='%a %b %d %H:%M:%S %Y %1%2'):
1321
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
   953
    """represent a (unixtime, offset) tuple as a localized time.
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
   954
    unixtime is seconds since the epoch, and offset is the time zone's
1987
04c17fc39c84 add changelog style to command line template.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1976
diff changeset
   955
    number of seconds away from UTC. if timezone is false, do not
04c17fc39c84 add changelog style to command line template.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1976
diff changeset
   956
    append time zone to string."""
1321
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
   957
    t, tz = date or makedate()
6229
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
   958
    if "%1" in format or "%2" in format:
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
   959
        sign = (tz > 0) and "-" or "+"
9029
0001e49f1c11 compat: use // for integer division
Alejandro Santos <alejolp@alejolp.com>
parents: 8938
diff changeset
   960
        minutes = abs(tz) // 60
0001e49f1c11 compat: use // for integer division
Alejandro Santos <alejolp@alejolp.com>
parents: 8938
diff changeset
   961
        format = format.replace("%1", "%c%02d" % (sign, minutes // 60))
6229
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
   962
        format = format.replace("%2", "%02d" % (minutes % 60))
1987
04c17fc39c84 add changelog style to command line template.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1976
diff changeset
   963
    s = time.strftime(format, time.gmtime(float(t) - tz))
04c17fc39c84 add changelog style to command line template.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1976
diff changeset
   964
    return s
1829
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
   965
6134
7b937b26adf7 Make annotae/grep print short dates with -q/--quiet.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6111
diff changeset
   966
def shortdate(date=None):
7b937b26adf7 Make annotae/grep print short dates with -q/--quiet.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6111
diff changeset
   967
    """turn (timestamp, tzoff) tuple into iso 8631 date."""
6229
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
   968
    return datestr(date, format='%Y-%m-%d')
6134
7b937b26adf7 Make annotae/grep print short dates with -q/--quiet.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6111
diff changeset
   969
5357
c6adf2be6069 util: add default argument to strdate
Bryan O'Sullivan <bos@serpentine.com>
parents: 5293
diff changeset
   970
def strdate(string, format, defaults=[]):
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
   971
    """parse a localized time string and return a (unixtime, offset) tuple.
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
   972
    if the string cannot be parsed, ValueError is raised."""
3809
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
   973
    def timezone(string):
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
   974
        tz = string.split()[-1]
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
   975
        if tz[0] in "+-" and len(tz) == 5 and tz[1:].isdigit():
6229
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
   976
            sign = (tz[0] == "+") and 1 or -1
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
   977
            hours = int(tz[1:3])
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
   978
            minutes = int(tz[3:5])
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
   979
            return -sign * (hours * 60 + minutes) * 60
3809
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
   980
        if tz == "GMT" or tz == "UTC":
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
   981
            return 0
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
   982
        return None
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
   983
3255
e96d2956eb4a util.strdate: compute timestamp using UTC, not local timezone
Jose M. Prieto <jmprieto@gmx.net>
parents: 3176
diff changeset
   984
    # NOTE: unixtime = localunixtime + offset
3809
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
   985
    offset, date = timezone(string), string
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
   986
    if offset != None:
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
   987
        date = " ".join(string.split()[:-1])
3808
d6529582942a improve date parsing for numerous new date formats
Matt Mackall <mpm@selenic.com>
parents: 3807
diff changeset
   988
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
   989
    # add missing elements from defaults
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
   990
    for part in defaults:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
   991
        found = [True for p in part if ("%"+p) in format]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
   992
        if not found:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
   993
            date += "@" + defaults[part]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
   994
            format += "@%" + part[0]
3808
d6529582942a improve date parsing for numerous new date formats
Matt Mackall <mpm@selenic.com>
parents: 3807
diff changeset
   995
3256
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
   996
    timetuple = time.strptime(date, format)
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
   997
    localunixtime = int(calendar.timegm(timetuple))
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
   998
    if offset is None:
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
   999
        # local timezone
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1000
        unixtime = int(time.mktime(timetuple))
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1001
        offset = unixtime - localunixtime
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1002
    else:
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1003
        unixtime = localunixtime + offset
3255
e96d2956eb4a util.strdate: compute timestamp using UTC, not local timezone
Jose M. Prieto <jmprieto@gmx.net>
parents: 3176
diff changeset
  1004
    return unixtime, offset
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1005
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1006
def parsedate(date, formats=None, defaults=None):
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1007
    """parse a localized date/time string and return a (unixtime, offset) tuple.
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1008
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1009
    The date may be a "unixtime offset" string or in one of the specified
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1010
    formats. If the date already is a (unixtime, offset) tuple, it is returned.
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1011
    """
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1012
    if not date:
3807
e43b48f0f718 parsedate: allow '' for epoch
Matt Mackall <mpm@selenic.com>
parents: 3806
diff changeset
  1013
        return 0, 0
6230
c7253d1a774e dates: Fix bare times to be relative to "today"
Matt Mackall <mpm@selenic.com>
parents: 6229
diff changeset
  1014
    if isinstance(date, tuple) and len(date) == 2:
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1015
        return date
2609
6c5b1b5cc160 util.parsedate should understand dates from hg export
Chris Mason <mason@suse.com>
parents: 2601
diff changeset
  1016
    if not formats:
6c5b1b5cc160 util.parsedate should understand dates from hg export
Chris Mason <mason@suse.com>
parents: 2601
diff changeset
  1017
        formats = defaultdateformats
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1018
    date = date.strip()
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1019
    try:
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1020
        when, offset = map(int, date.split(' '))
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1021
    except ValueError:
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1022
        # fill out defaults
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1023
        if not defaults:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1024
            defaults = {}
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1025
        now = makedate()
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1026
        for part in "d mb yY HI M S".split():
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1027
            if part not in defaults:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1028
                if part[0] in "HMS":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1029
                    defaults[part] = "00"
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1030
                else:
6229
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1031
                    defaults[part] = datestr(now, "%" + part[0])
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1032
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1033
        for format in formats:
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1034
            try:
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1035
                when, offset = strdate(date, format, defaults)
6087
12856a1742dc better handle errors with date parsing (issue983)
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 5917
diff changeset
  1036
            except (ValueError, OverflowError):
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1037
                pass
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1038
            else:
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1039
                break
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1040
        else:
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1041
            raise Abort(_('invalid date: %r ') % date)
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1042
    # validate explicit (probably user-specified) date and
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1043
    # time zone offset. values must fit in signed 32 bits for
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1044
    # current 32-bit linux runtimes. timezones go from UTC-12
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1045
    # to UTC+14
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1046
    if abs(when) > 0x7fffffff:
3806
92a3532a01d9 parsedate: use Abort rather than ValueError
Matt Mackall <mpm@selenic.com>
parents: 3784
diff changeset
  1047
        raise Abort(_('date exceeds 32 bits: %d') % when)
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1048
    if offset < -50400 or offset > 43200:
3806
92a3532a01d9 parsedate: use Abort rather than ValueError
Matt Mackall <mpm@selenic.com>
parents: 3784
diff changeset
  1049
        raise Abort(_('impossible time zone offset: %d') % offset)
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1050
    return when, offset
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1051
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1052
def matchdate(date):
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1053
    """Return a function that matches a given date match specifier
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1054
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1055
    Formats include:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1056
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1057
    '{date}' match a given date to the accuracy provided
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1058
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1059
    '<{date}' on or before a given date
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1060
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1061
    '>{date}' on or after a given date
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1062
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1063
    """
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1064
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1065
    def lower(date):
6230
c7253d1a774e dates: Fix bare times to be relative to "today"
Matt Mackall <mpm@selenic.com>
parents: 6229
diff changeset
  1066
        d = dict(mb="1", d="1")
c7253d1a774e dates: Fix bare times to be relative to "today"
Matt Mackall <mpm@selenic.com>
parents: 6229
diff changeset
  1067
        return parsedate(date, extendeddateformats, d)[0]
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1068
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1069
    def upper(date):
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1070
        d = dict(mb="12", HI="23", M="59", S="59")
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1071
        for days in "31 30 29".split():
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1072
            try:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1073
                d["d"] = days
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1074
                return parsedate(date, extendeddateformats, d)[0]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1075
            except:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1076
                pass
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1077
        d["d"] = "28"
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1078
        return parsedate(date, extendeddateformats, d)[0]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1079
7953
8c6f823efcc9 Correct a bug on date formats with '>' or '<' accompanied by space characters.
Justin Peng <justin.peng.sw@gmail.com>
parents: 7948
diff changeset
  1080
    date = date.strip()
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1081
    if date[0] == "<":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1082
        when = upper(date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1083
        return lambda x: x <= when
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1084
    elif date[0] == ">":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1085
        when = lower(date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1086
        return lambda x: x >= when
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1087
    elif date[0] == "-":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1088
        try:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1089
            days = int(date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1090
        except ValueError:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1091
            raise Abort(_("invalid day spec: %s") % date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1092
        when = makedate()[0] - days * 3600 * 24
3813
fc5ba0ab7f45 Add --date support to log
Matt Mackall <mpm@selenic.com>
parents: 3812
diff changeset
  1093
        return lambda x: x >= when
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1094
    elif " to " in date:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1095
        a, b = date.split(" to ")
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1096
        start, stop = lower(a), upper(b)
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1097
        return lambda x: x >= start and x <= stop
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1098
    else:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1099
        start, stop = lower(date), upper(date)
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1100
        return lambda x: x >= start and x <= stop
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1101
1903
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1102
def shortuser(user):
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1103
    """Return a short representation of a user name or email address."""
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1104
    f = user.find('@')
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1105
    if f >= 0:
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1106
        user = user[:f]
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1107
    f = user.find('<')
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1108
    if f >= 0:
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1109
        user = user[f + 1:]
3176
7492b33bdd9f shortuser should stop before the first space character.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3147
diff changeset
  1110
    f = user.find(' ')
7492b33bdd9f shortuser should stop before the first space character.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3147
diff changeset
  1111
    if f >= 0:
7492b33bdd9f shortuser should stop before the first space character.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3147
diff changeset
  1112
        user = user[:f]
3533
bb44489b901f shortname: truncate at '.' too
Matt Mackall <mpm@selenic.com>
parents: 3466
diff changeset
  1113
    f = user.find('.')
bb44489b901f shortname: truncate at '.' too
Matt Mackall <mpm@selenic.com>
parents: 3466
diff changeset
  1114
    if f >= 0:
bb44489b901f shortname: truncate at '.' too
Matt Mackall <mpm@selenic.com>
parents: 3466
diff changeset
  1115
        user = user[:f]
1903
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1116
    return user
1920
b7cc0f323a4c merge with crew.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1903 1882
diff changeset
  1117
5975
75d9fe70c654 templater: move email function to util
Matt Mackall <mpm@selenic.com>
parents: 5949
diff changeset
  1118
def email(author):
75d9fe70c654 templater: move email function to util
Matt Mackall <mpm@selenic.com>
parents: 5949
diff changeset
  1119
    '''get email of author.'''
75d9fe70c654 templater: move email function to util
Matt Mackall <mpm@selenic.com>
parents: 5949
diff changeset
  1120
    r = author.find('>')
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1121
    if r == -1:
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1122
        r = None
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1123
    return author[author.find('<') + 1:r]
5975
75d9fe70c654 templater: move email function to util
Matt Mackall <mpm@selenic.com>
parents: 5949
diff changeset
  1124
3767
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1125
def ellipsis(text, maxlength=400):
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1126
    """Trim string to at most maxlength (default: 400) characters."""
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1127
    if len(text) <= maxlength:
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1128
        return text
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1129
    else:
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1130
        return "%s..." % (text[:maxlength - 3])
3767
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1131
7523
e60aaae83323 hgweb: recurse down collections only if ** in [paths]
Benoit Allard <benoit@aeteurope.nl>
parents: 7494
diff changeset
  1132
def walkrepos(path, followsym=False, seen_dirs=None, recurse=False):
1829
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1133
    '''yield every hg repository under path, recursively.'''
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1134
    def errhandler(err):
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1135
        if err.filename == path:
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1136
            raise err
6284
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1137
    if followsym and hasattr(os.path, 'samestat'):
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1138
        def _add_dir_if_not_there(dirlst, dirname):
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1139
            match = False
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1140
            samestat = os.path.samestat
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1141
            dirstat = os.stat(dirname)
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1142
            for lstdirstat in dirlst:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1143
                if samestat(dirstat, lstdirstat):
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1144
                    match = True
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1145
                    break
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1146
            if not match:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1147
                dirlst.append(dirstat)
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1148
            return not match
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1149
    else:
6317
b0d937869417 hgwebdir: Tiny fix for webdir on non-symlink capable platforms.
Eric Hopper <hopper@omnifarious.org>
parents: 6284
diff changeset
  1150
        followsym = False
1829
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1151
6284
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1152
    if (seen_dirs is None) and followsym:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1153
        seen_dirs = []
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1154
        _add_dir_if_not_there(seen_dirs, path)
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1155
    for root, dirs, files in os.walk(path, topdown=True, onerror=errhandler):
9732
092bcf431562 util: sort paths in walkrepos() (fixes test failures in test-hgwebdir)
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 9712
diff changeset
  1156
        dirs.sort()
6140
47e6d5d5913a Simplify utils.walkrepos().
Walter Doerwald <walter@livinglogic.de>
parents: 6139
diff changeset
  1157
        if '.hg' in dirs:
47e6d5d5913a Simplify utils.walkrepos().
Walter Doerwald <walter@livinglogic.de>
parents: 6139
diff changeset
  1158
            yield root # found a repository
7525
6a49fa7674c1 hgweb: mq repos should be in non-recursive collections, too
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 7523
diff changeset
  1159
            qroot = os.path.join(root, '.hg', 'patches')
6a49fa7674c1 hgweb: mq repos should be in non-recursive collections, too
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 7523
diff changeset
  1160
            if os.path.isdir(os.path.join(qroot, '.hg')):
6a49fa7674c1 hgweb: mq repos should be in non-recursive collections, too
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 7523
diff changeset
  1161
                yield qroot # we have a patch queue repo here
7523
e60aaae83323 hgweb: recurse down collections only if ** in [paths]
Benoit Allard <benoit@aeteurope.nl>
parents: 7494
diff changeset
  1162
            if recurse:
e60aaae83323 hgweb: recurse down collections only if ** in [paths]
Benoit Allard <benoit@aeteurope.nl>
parents: 7494
diff changeset
  1163
                # avoid recursing inside the .hg directory
e60aaae83323 hgweb: recurse down collections only if ** in [paths]
Benoit Allard <benoit@aeteurope.nl>
parents: 7494
diff changeset
  1164
                dirs.remove('.hg')
e60aaae83323 hgweb: recurse down collections only if ** in [paths]
Benoit Allard <benoit@aeteurope.nl>
parents: 7494
diff changeset
  1165
            else:
e60aaae83323 hgweb: recurse down collections only if ** in [paths]
Benoit Allard <benoit@aeteurope.nl>
parents: 7494
diff changeset
  1166
                dirs[:] = [] # don't descend further
6284
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1167
        elif followsym:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1168
            newdirs = []
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1169
            for d in dirs:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1170
                fname = os.path.join(root, d)
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1171
                if _add_dir_if_not_there(seen_dirs, fname):
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1172
                    if os.path.islink(fname):
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1173
                        for hgname in walkrepos(fname, True, seen_dirs):
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1174
                            yield hgname
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1175
                    else:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1176
                        newdirs.append(d)
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1177
            dirs[:] = newdirs
1951
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1178
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1179
_rcpath = None
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1180
4097
403c4ddd74bb Combined the two os_rcpath methods into a single one near rcpath in mercurial/util.py
Shane Holloway <shane.holloway@ieee.org>
parents: 4096
diff changeset
  1181
def os_rcpath():
403c4ddd74bb Combined the two os_rcpath methods into a single one near rcpath in mercurial/util.py
Shane Holloway <shane.holloway@ieee.org>
parents: 4096
diff changeset
  1182
    '''return default os-specific hgrc search path'''
403c4ddd74bb Combined the two os_rcpath methods into a single one near rcpath in mercurial/util.py
Shane Holloway <shane.holloway@ieee.org>
parents: 4096
diff changeset
  1183
    path = system_rcpath()
403c4ddd74bb Combined the two os_rcpath methods into a single one near rcpath in mercurial/util.py
Shane Holloway <shane.holloway@ieee.org>
parents: 4096
diff changeset
  1184
    path.extend(user_rcpath())
403c4ddd74bb Combined the two os_rcpath methods into a single one near rcpath in mercurial/util.py
Shane Holloway <shane.holloway@ieee.org>
parents: 4096
diff changeset
  1185
    path = [os.path.normpath(f) for f in path]
403c4ddd74bb Combined the two os_rcpath methods into a single one near rcpath in mercurial/util.py
Shane Holloway <shane.holloway@ieee.org>
parents: 4096
diff changeset
  1186
    return path
403c4ddd74bb Combined the two os_rcpath methods into a single one near rcpath in mercurial/util.py
Shane Holloway <shane.holloway@ieee.org>
parents: 4096
diff changeset
  1187
1951
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1188
def rcpath():
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1189
    '''return hgrc search path. if env var HGRCPATH is set, use it.
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1190
    for each item in path, if directory, use files ending in .rc,
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1191
    else use item.
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1192
    make HGRCPATH empty to only look in .hg/hgrc of current repo.
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1193
    if no HGRCPATH, use default os-specific path.'''
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1194
    global _rcpath
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1195
    if _rcpath is None:
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1196
        if 'HGRCPATH' in os.environ:
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1197
            _rcpath = []
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1198
            for p in os.environ['HGRCPATH'].split(os.pathsep):
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1199
                if not p:
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1200
                    continue
9610
d78fe60f6bda make path expanding more consistent
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9569
diff changeset
  1201
                p = expandpath(p)
1956
16750010813d use a proper test instead of catching every exception
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1951
diff changeset
  1202
                if os.path.isdir(p):
5396
5105b119edd2 Add osutil module, containing a listdir function.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5360
diff changeset
  1203
                    for f, kind in osutil.listdir(p):
1951
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1204
                        if f.endswith('.rc'):
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1205
                            _rcpath.append(os.path.join(p, f))
1956
16750010813d use a proper test instead of catching every exception
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1951
diff changeset
  1206
                else:
16750010813d use a proper test instead of catching every exception
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1951
diff changeset
  1207
                    _rcpath.append(p)
1951
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1208
        else:
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1209
            _rcpath = os_rcpath()
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1210
    return _rcpath
2612
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1211
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1212
def bytecount(nbytes):
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1213
    '''return byte count formatted as readable string, with units'''
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1214
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1215
    units = (
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1216
        (100, 1 << 30, _('%.0f GB')),
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1217
        (10, 1 << 30, _('%.1f GB')),
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1218
        (1, 1 << 30, _('%.2f GB')),
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1219
        (100, 1 << 20, _('%.0f MB')),
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1220
        (10, 1 << 20, _('%.1f MB')),
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1221
        (1, 1 << 20, _('%.2f MB')),
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1222
        (100, 1 << 10, _('%.0f KB')),
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1223
        (10, 1 << 10, _('%.1f KB')),
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1224
        (1, 1 << 10, _('%.2f KB')),
2612
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1225
        (1, 1, _('%.0f bytes')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1226
        )
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1227
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1228
    for multiplier, divisor, format in units:
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1229
        if nbytes >= divisor * multiplier:
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1230
            return format % (nbytes / float(divisor))
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1231
    return units[-1][2] % nbytes
2740
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2655
diff changeset
  1232
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2655
diff changeset
  1233
def drop_scheme(scheme, path):
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2655
diff changeset
  1234
    sc = scheme + ':'
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2655
diff changeset
  1235
    if path.startswith(sc):
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2655
diff changeset
  1236
        path = path[len(sc):]
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2655
diff changeset
  1237
        if path.startswith('//'):
9996
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1238
            if scheme == 'file':
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1239
                i = path.find('/', 2)
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1240
                if i == -1:
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1241
                    return ''
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1242
                # On Windows, absolute paths are rooted at the current drive
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1243
                # root. On POSIX they are rooted at the file system root.
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1244
                if os.name == 'nt':
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1245
                    droot = os.path.splitdrive(os.getcwd())[0] + '/'
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10264
diff changeset
  1246
                    path = os.path.join(droot, path[i + 1:])
9996
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1247
                else:
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1248
                    path = path[i:]
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1249
            else:
2770d03ae49f handle file URIs correctly, according to RFC 2396 (issue1153)
Sune Foldager <cryo@cyanite.org>
parents: 9732
diff changeset
  1250
                path = path[2:]
2740
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2655
diff changeset
  1251
    return path
5291
23651848d638 extdiff: avoid repr() doubling paths backslashes under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 5213
diff changeset
  1252
23651848d638 extdiff: avoid repr() doubling paths backslashes under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 5213
diff changeset
  1253
def uirepr(s):
23651848d638 extdiff: avoid repr() doubling paths backslashes under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 5213
diff changeset
  1254
    # Avoid double backslash in Windows path repr()
23651848d638 extdiff: avoid repr() doubling paths backslashes under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 5213
diff changeset
  1255
    return repr(s).replace('\\\\', '\\')
7547
4949729ee9ee python implementation of diffstat
Alexander Solovyov <piranha@piranha.org.ua>
parents: 7537
diff changeset
  1256
9155
b46063eabe98 util: wrap at termwidth-2 by default
Martin Geisler <mg@lazybytes.net>
parents: 9112
diff changeset
  1257
def wrap(line, hangindent, width=None):
b46063eabe98 util: wrap at termwidth-2 by default
Martin Geisler <mg@lazybytes.net>
parents: 9112
diff changeset
  1258
    if width is None:
b46063eabe98 util: wrap at termwidth-2 by default
Martin Geisler <mg@lazybytes.net>
parents: 9112
diff changeset
  1259
        width = termwidth() - 2
9417
4c3fb45123e5 util, minirst: do not crash with COLUMNS=0
Martin Geisler <mg@lazybytes.net>
parents: 9397
diff changeset
  1260
    if width <= hangindent:
4c3fb45123e5 util, minirst: do not crash with COLUMNS=0
Martin Geisler <mg@lazybytes.net>
parents: 9397
diff changeset
  1261
        # adjust for weird terminal size
4c3fb45123e5 util, minirst: do not crash with COLUMNS=0
Martin Geisler <mg@lazybytes.net>
parents: 9397
diff changeset
  1262
        width = max(78, hangindent + 1)
8938
9b8c9266c59d commands: wrap short descriptions in 'hg help'
Martin Geisler <mg@lazybytes.net>
parents: 8785
diff changeset
  1263
    padding = '\n' + ' ' * hangindent
9480
44758742ad2e util: do not corrupt multi-byte characters in wrap
Martin Geisler <mg@lazybytes.net>
parents: 9383
diff changeset
  1264
    # To avoid corrupting multi-byte characters in line, we must wrap
44758742ad2e util: do not corrupt multi-byte characters in wrap
Martin Geisler <mg@lazybytes.net>
parents: 9383
diff changeset
  1265
    # a Unicode string instead of a bytestring.
9495
b2d65ee49a72 ui: guard against UnicodeDecodeErrors in ui.wrap
Martin Geisler <mg@lazybytes.net>
parents: 9480
diff changeset
  1266
    try:
b2d65ee49a72 ui: guard against UnicodeDecodeErrors in ui.wrap
Martin Geisler <mg@lazybytes.net>
parents: 9480
diff changeset
  1267
        u = line.decode(encoding.encoding)
b2d65ee49a72 ui: guard against UnicodeDecodeErrors in ui.wrap
Martin Geisler <mg@lazybytes.net>
parents: 9480
diff changeset
  1268
        w = padding.join(textwrap.wrap(u, width=width - hangindent))
b2d65ee49a72 ui: guard against UnicodeDecodeErrors in ui.wrap
Martin Geisler <mg@lazybytes.net>
parents: 9480
diff changeset
  1269
        return w.encode(encoding.encoding)
b2d65ee49a72 ui: guard against UnicodeDecodeErrors in ui.wrap
Martin Geisler <mg@lazybytes.net>
parents: 9480
diff changeset
  1270
    except UnicodeDecodeError:
b2d65ee49a72 ui: guard against UnicodeDecodeErrors in ui.wrap
Martin Geisler <mg@lazybytes.net>
parents: 9480
diff changeset
  1271
        return padding.join(textwrap.wrap(line, width=width - hangindent))
8938
9b8c9266c59d commands: wrap short descriptions in 'hg help'
Martin Geisler <mg@lazybytes.net>
parents: 8785
diff changeset
  1272
7879
5c4026a289a4 templater: ability to display diffstat for log-like commands
Alexander Solovyov <piranha at piranha.org.ua>
parents: 7875
diff changeset
  1273
def iterlines(iterator):
5c4026a289a4 templater: ability to display diffstat for log-like commands
Alexander Solovyov <piranha at piranha.org.ua>
parents: 7875
diff changeset
  1274
    for chunk in iterator:
5c4026a289a4 templater: ability to display diffstat for log-like commands
Alexander Solovyov <piranha at piranha.org.ua>
parents: 7875
diff changeset
  1275
        for line in chunk.splitlines():
5c4026a289a4 templater: ability to display diffstat for log-like commands
Alexander Solovyov <piranha at piranha.org.ua>
parents: 7875
diff changeset
  1276
            yield line
9610
d78fe60f6bda make path expanding more consistent
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9569
diff changeset
  1277
d78fe60f6bda make path expanding more consistent
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9569
diff changeset
  1278
def expandpath(path):
d78fe60f6bda make path expanding more consistent
Alexander Solovyov <piranha@piranha.org.ua>
parents: 9569
diff changeset
  1279
    return os.path.expanduser(os.path.expandvars(path))
10239
8e4be44a676f Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents: 10199
diff changeset
  1280
8e4be44a676f Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents: 10199
diff changeset
  1281
def hgcmd():
8e4be44a676f Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents: 10199
diff changeset
  1282
    """Return the command used to execute current hg
8e4be44a676f Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents: 10199
diff changeset
  1283
8e4be44a676f Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents: 10199
diff changeset
  1284
    This is different from hgexecutable() because on Windows we want
8e4be44a676f Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents: 10199
diff changeset
  1285
    to avoid things opening new shell windows like batch files, so we
8e4be44a676f Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents: 10199
diff changeset
  1286
    get either the python call or current executable.
8e4be44a676f Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents: 10199
diff changeset
  1287
    """
8e4be44a676f Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents: 10199
diff changeset
  1288
    if main_is_frozen():
8e4be44a676f Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents: 10199
diff changeset
  1289
        return [sys.executable]
8e4be44a676f Find right hg command for detached process
Patrick Mezard <pmezard@gmail.com>
parents: 10199
diff changeset
  1290
    return gethgcmd()
10344
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1291
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1292
def rundetached(args, condfn):
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1293
    """Execute the argument list in a detached process.
10422
600142e7a028 util: fix trailing whitespace found by check-code
Augie Fackler <durin42@gmail.com>
parents: 10344
diff changeset
  1294
10344
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1295
    condfn is a callable which is called repeatedly and should return
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1296
    True once the child process is known to have started successfully.
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1297
    At this point, the child process PID is returned. If the child
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1298
    process fails to start or finishes before condfn() evaluates to
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1299
    True, return -1.
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1300
    """
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1301
    # Windows case is easier because the child process is either
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1302
    # successfully starting and validating the condition or exiting
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1303
    # on failure. We just poll on its PID. On Unix, if the child
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1304
    # process fails to start, it will be left in a zombie state until
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1305
    # the parent wait on it, which we cannot do since we expect a long
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1306
    # running process on success. Instead we listen for SIGCHLD telling
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1307
    # us our child process terminated.
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1308
    terminated = set()
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1309
    def handler(signum, frame):
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1310
        terminated.add(os.wait())
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1311
    prevhandler = None
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1312
    if hasattr(signal, 'SIGCHLD'):
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1313
        prevhandler = signal.signal(signal.SIGCHLD, handler)
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1314
    try:
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1315
        pid = spawndetached(args)
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1316
        while not condfn():
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1317
            if ((pid in terminated or not testpid(pid))
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1318
                and not condfn()):
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1319
                return -1
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1320
            time.sleep(0.1)
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1321
        return pid
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1322
    finally:
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1323
        if prevhandler is not None:
9501cde4c034 util: make spawndetached() handle subprocess early terminations
Patrick Mezard <pmezard@gmail.com>
parents: 10282
diff changeset
  1324
            signal.signal(signal.SIGCHLD, prevhandler)
10438
e6dc44147234 util: add any() and all() functions for Python 2.4 compatibility
Steve Losh <steve@stevelosh.com>
parents: 10422
diff changeset
  1325
10487
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1326
try:
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1327
    any, all = any, all
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1328
except NameError:
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1329
    def any(iterable):
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1330
        for i in iterable:
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1331
            if i:
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1332
                return True
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1333
        return False
10438
e6dc44147234 util: add any() and all() functions for Python 2.4 compatibility
Steve Losh <steve@stevelosh.com>
parents: 10422
diff changeset
  1334
10487
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1335
    def all(iterable):
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1336
        for i in iterable:
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1337
            if not i:
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1338
                return False
7a6b5f85c3ab util: use the built-in any() and all() methods if they are available
Steve Losh <steve@stevelosh.com>
parents: 10438
diff changeset
  1339
        return True
11010
18e81d42ee5c util: fix default termwidth() under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 10901
diff changeset
  1340
18e81d42ee5c util: fix default termwidth() under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 10901
diff changeset
  1341
def termwidth():
18e81d42ee5c util: fix default termwidth() under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 10901
diff changeset
  1342
    if 'COLUMNS' in os.environ:
18e81d42ee5c util: fix default termwidth() under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 10901
diff changeset
  1343
        try:
18e81d42ee5c util: fix default termwidth() under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 10901
diff changeset
  1344
            return int(os.environ['COLUMNS'])
18e81d42ee5c util: fix default termwidth() under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 10901
diff changeset
  1345
        except ValueError:
18e81d42ee5c util: fix default termwidth() under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 10901
diff changeset
  1346
            pass
18e81d42ee5c util: fix default termwidth() under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 10901
diff changeset
  1347
    return termwidth_()