mercurial/util.py
author Matt Mackall <mpm@selenic.com>
Fri, 27 Jun 2008 18:28:45 -0500
changeset 6762 f67d1468ac50
parent 6746 1dca460e7d1e
child 6836 c016dc1a8e91
permissions -rw-r--r--
util: add sort helper
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"""
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util.py - Mercurial utility functions and platform specfic implementations
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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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This software may be used and distributed according to the terms
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of the GNU General Public License, incorporated herein by reference.
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This contains helper routines that are independent of the SCM core and hide
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platform-specific details from the core.
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"""
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from i18n import _
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import cStringIO, errno, getpass, re, shutil, sys, tempfile
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import os, stat, threading, time, calendar, ConfigParser, locale, glob, osutil
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import imp, urlparse
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# Python compatibility
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try:
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    set = set
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    frozenset = frozenset
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except NameError:
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    from sets import Set as set, ImmutableSet as frozenset
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_md5 = None
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def md5(s):
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    global _md5
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    if _md5 is None:
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        try:
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            import hashlib
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            _md5 = hashlib.md5
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        except ImportError:
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            import md5
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            _md5 = md5.md5
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    return _md5(s)
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_sha1 = None
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def sha1(s):
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    global _sha1
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    if _sha1 is None:
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        try:
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            import hashlib
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            _sha1 = hashlib.sha1
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        except ImportError:
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            import sha
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            _sha1 = sha.sha
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    return _sha1(s)
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try:
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    _encoding = os.environ.get("HGENCODING")
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    if sys.platform == 'darwin' and not _encoding:
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        # On darwin, getpreferredencoding ignores the locale environment and
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        # always returns mac-roman. We override this if the environment is
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        # not C (has been customized by the user).
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        locale.setlocale(locale.LC_CTYPE, '')
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        _encoding = locale.getlocale()[1]
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    if not _encoding:
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        _encoding = locale.getpreferredencoding() or 'ascii'
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except locale.Error:
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    _encoding = 'ascii'
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_encodingmode = os.environ.get("HGENCODINGMODE", "strict")
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_fallbackencoding = 'ISO-8859-1'
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def tolocal(s):
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    """
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    Convert a string from internal UTF-8 to local encoding
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    All internal strings should be UTF-8 but some repos before the
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    implementation of locale support may contain latin1 or possibly
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    other character sets. We attempt to decode everything strictly
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    using UTF-8, then Latin-1, and failing that, we use UTF-8 and
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    replace unknown characters.
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    """
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    for e in ('UTF-8', _fallbackencoding):
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        try:
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            u = s.decode(e) # attempt strict decoding
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            return u.encode(_encoding, "replace")
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        except LookupError, k:
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            raise Abort(_("%s, please check your locale settings") % k)
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        except UnicodeDecodeError:
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            pass
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    u = s.decode("utf-8", "replace") # last ditch
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    return u.encode(_encoding, "replace")
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def fromlocal(s):
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    """
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    Convert a string from the local character encoding to UTF-8
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    We attempt to decode strings using the encoding mode set by
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    HGENCODINGMODE, which defaults to 'strict'. In this mode, unknown
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    characters will cause an error message. Other modes include
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    'replace', which replaces unknown characters with a special
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    Unicode character, and 'ignore', which drops the character.
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    """
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    try:
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        return s.decode(_encoding, _encodingmode).encode("utf-8")
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    except UnicodeDecodeError, inst:
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        sub = s[max(0, inst.start-10):inst.start+10]
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        raise Abort("decoding near '%s': %s!" % (sub, inst))
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    except LookupError, k:
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        raise Abort(_("%s, please check your locale settings") % k)
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def locallen(s):
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    """Find the length in characters of a local string"""
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    return len(s.decode(_encoding, "replace"))
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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:%SP',
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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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   144
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class SignalInterrupt(Exception):
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    """Exception raised on SIGTERM and SIGHUP."""
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# differences from SafeConfigParser:
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# - case-sensitive keys
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# - allows values that are not strings (this means that you may not
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#   be able to save the configuration to a file)
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class configparser(ConfigParser.SafeConfigParser):
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    def optionxform(self, optionstr):
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        return optionstr
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    def set(self, section, option, value):
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        return ConfigParser.ConfigParser.set(self, section, option, value)
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    def _interpolate(self, section, option, rawval, vars):
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        if not isinstance(rawval, basestring):
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            return rawval
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        return ConfigParser.SafeConfigParser._interpolate(self, section,
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                                                          option, rawval, vars)
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   164
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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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   173
            if arg not in cache:
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                cache[arg] = func(arg)
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            return cache[arg]
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   176
    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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   183
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def pipefilter(s, cmd):
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    '''filter string S through command CMD, returning its output'''
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    (pin, pout) = os.popen2(cmd, 'b')
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    def writer():
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        try:
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   189
            pin.write(s)
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            pin.close()
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   191
        except IOError, inst:
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   192
            if inst.errno != errno.EPIPE:
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                raise
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   195
    # we should use select instead on UNIX, but this will work on most
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    # systems, including Windows
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    w = threading.Thread(target=writer)
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    w.start()
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    f = pout.read()
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    pout.close()
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    w.join()
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   202
    return f
419
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   203
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   204
def tempfilter(s, cmd):
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   205
    '''filter string S through a pair of temporary files with CMD.
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   206
    CMD is used as a template to create the real command to be run,
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   207
    with the strings INFILE and OUTFILE replaced by the real names of
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   208
    the temporary files generated.'''
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   209
    inname, outname = None, None
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    try:
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d821918e3bee Use better names (hg-{usage}-{random}.{suffix}) for temporary files.
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   211
        infd, inname = tempfile.mkstemp(prefix='hg-filter-in-')
1293
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        fp = os.fdopen(infd, 'wb')
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        fp.write(s)
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   214
        fp.close()
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d821918e3bee Use better names (hg-{usage}-{random}.{suffix}) for temporary files.
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   215
        outfd, outname = tempfile.mkstemp(prefix='hg-filter-out-')
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        os.close(outfd)
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        cmd = cmd.replace('INFILE', inname)
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   218
        cmd = cmd.replace('OUTFILE', outname)
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   219
        code = os.system(cmd)
4720
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
   220
        if sys.platform == 'OpenVMS' and code & 1:
72fb6f10fac1 OpenVMS patches
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diff changeset
   221
            code = 0
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
   222
        if code: raise Abort(_("command '%s' failed: %s") %
1293
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   223
                             (cmd, explain_exit(code)))
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   224
        return open(outname, 'rb').read()
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   225
    finally:
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   226
        try:
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   227
            if inname: os.unlink(inname)
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   228
        except: pass
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   229
        try:
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   230
            if outname: os.unlink(outname)
a6ffcebd3315 Enhance the file filtering capabilities.
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   231
        except: pass
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   232
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   233
filtertable = {
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   234
    'tempfile:': tempfilter,
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   235
    'pipe:': pipefilter,
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diff changeset
   236
    }
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   237
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   238
def filter(s, cmd):
a6ffcebd3315 Enhance the file filtering capabilities.
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diff changeset
   239
    "filter a string through a command that transforms its input to its output"
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diff changeset
   240
    for name, fn in filtertable.iteritems():
a6ffcebd3315 Enhance the file filtering capabilities.
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diff changeset
   241
        if cmd.startswith(name):
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diff changeset
   242
            return fn(s, cmd[len(name):].lstrip())
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diff changeset
   243
    return pipefilter(s, cmd)
a6ffcebd3315 Enhance the file filtering capabilities.
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diff changeset
   244
1015
22571b8d35d3 Add automatic binary file detection to diff and export
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diff changeset
   245
def binary(s):
6507
9699864de219 Let util.binary check entire data for \0 (issue1066, issue1079)
Christian Ebert <blacktrash@gmx.net>
parents: 6501
diff changeset
   246
    """return true if a string is binary data"""
9699864de219 Let util.binary check entire data for \0 (issue1066, issue1079)
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diff changeset
   247
    if s and '\0' in s:
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22571b8d35d3 Add automatic binary file detection to diff and export
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   248
        return True
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   249
    return False
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   250
556
f6c6fa15ff70 Move dirstate.uniq to util.unique
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diff changeset
   251
def unique(g):
1082
ce96e316278a Update util.py docstrings, fix walk test
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   252
    """return the uniq elements of iterable g"""
5881
4bb64294e5b4 util: simplify unique
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diff changeset
   253
    return dict.fromkeys(g).keys()
556
f6c6fa15ff70 Move dirstate.uniq to util.unique
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diff changeset
   254
6762
f67d1468ac50 util: add sort helper
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   255
def sort(l):
f67d1468ac50 util: add sort helper
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diff changeset
   256
    if not isinstance(l, list):
f67d1468ac50 util: add sort helper
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   257
        l = list(l)
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   258
    l.sort()
f67d1468ac50 util: add sort helper
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diff changeset
   259
    return l
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diff changeset
   260
870
a82eae840447 Teach walk code about absolute paths.
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diff changeset
   261
class Abort(Exception):
a82eae840447 Teach walk code about absolute paths.
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   262
    """Raised if a command needs to print an error and exit."""
508
42a660abaf75 [PATCH] Harden os.system
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parents: 464
diff changeset
   263
3564
eda9e7c9300d New UnexpectedOutput exception to catch server errors in localrepo.stream_in
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3551
diff changeset
   264
class UnexpectedOutput(Abort):
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   265
    """Raised to print an error with part of output and exit."""
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parents: 3551
diff changeset
   266
724
1c0c413cccdd Get add and locate to use new repo and dirstate walk code.
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parents: 705
diff changeset
   267
def always(fn): return True
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def never(fn): return False
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def expand_glob(pats):
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    '''On Windows, expand the implicit globs in a list of patterns'''
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    if os.name != 'nt':
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   273
        return list(pats)
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    ret = []
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    for p in pats:
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        kind, name = patkind(p, None)
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        if kind is None:
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            globbed = glob.glob(name)
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            if globbed:
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                ret.extend(globbed)
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                continue
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            # if we couldn't expand the glob, just keep it around
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        ret.append(p)
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    return ret
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   285
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def patkind(name, default):
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    """Split a string into an optional pattern kind prefix and the
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   288
    actual pattern."""
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   289
    for prefix in 're', 'glob', 'path', 'relglob', 'relpath', 'relre':
cc2a2e12f4ad export patkind() from util
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   290
        if name.startswith(prefix + ':'): return name.split(':', 1)
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   291
    return default, name
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parents: 1546
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   292
1062
6d5a62a549fa pep-0008 cleanup
benoit.boissinot@ens-lyon.fr
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   293
def globre(pat, head='^', tail='$'):
724
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   294
    "convert a glob pattern into a regexp"
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   295
    i, n = 0, len(pat)
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   296
    res = ''
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   297
    group = 0
724
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   298
    def peek(): return i < n and pat[i]
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   299
    while i < n:
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   300
        c = pat[i]
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   301
        i = i+1
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   302
        if c == '*':
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   303
            if peek() == '*':
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   304
                i += 1
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   305
                res += '.*'
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   306
            else:
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   307
                res += '[^/]*'
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   308
        elif c == '?':
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   309
            res += '.'
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diff changeset
   310
        elif c == '[':
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   311
            j = i
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   312
            if j < n and pat[j] in '!]':
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   313
                j += 1
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   314
            while j < n and pat[j] != ']':
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   315
                j += 1
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diff changeset
   316
            if j >= n:
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diff changeset
   317
                res += '\\['
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diff changeset
   318
            else:
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   319
                stuff = pat[i:j].replace('\\','\\\\')
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diff changeset
   320
                i = j + 1
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parents: 705
diff changeset
   321
                if stuff[0] == '!':
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   322
                    stuff = '^' + stuff[1:]
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parents: 705
diff changeset
   323
                elif stuff[0] == '^':
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diff changeset
   324
                    stuff = '\\' + stuff
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   325
                res = '%s[%s]' % (res, stuff)
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diff changeset
   326
        elif c == '{':
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48d01b1e315f Permit glob patterns to use nested curly braces.
Jesse Glick <jesse.glick@sun.com>
parents: 5921
diff changeset
   327
            group += 1
724
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diff changeset
   328
            res += '(?:'
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diff changeset
   329
        elif c == '}' and group:
1c0c413cccdd Get add and locate to use new repo and dirstate walk code.
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   330
            res += ')'
5949
48d01b1e315f Permit glob patterns to use nested curly braces.
Jesse Glick <jesse.glick@sun.com>
parents: 5921
diff changeset
   331
            group -= 1
724
1c0c413cccdd Get add and locate to use new repo and dirstate walk code.
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diff changeset
   332
        elif c == ',' and group:
1c0c413cccdd Get add and locate to use new repo and dirstate walk code.
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parents: 705
diff changeset
   333
            res += '|'
1990
4b0535c678d6 make it possible to escape characters in a glob expression
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1976
diff changeset
   334
        elif c == '\\':
4b0535c678d6 make it possible to escape characters in a glob expression
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parents: 1976
diff changeset
   335
            p = peek()
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parents: 1976
diff changeset
   336
            if p:
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parents: 1976
diff changeset
   337
                i += 1
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parents: 1976
diff changeset
   338
                res += re.escape(p)
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parents: 1976
diff changeset
   339
            else:
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parents: 1976
diff changeset
   340
                res += re.escape(c)
724
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   341
        else:
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diff changeset
   342
            res += re.escape(c)
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diff changeset
   343
    return head + res + tail
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diff changeset
   344
812
b65af904d6d7 Reduce the amount of stat traffic generated by a walk.
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diff changeset
   345
_globchars = {'[': 1, '{': 1, '*': 1, '?': 1}
b65af904d6d7 Reduce the amount of stat traffic generated by a walk.
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diff changeset
   346
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
   347
def pathto(root, n1, n2):
886
509de8ab6f31 Fix walk path handling on Windows
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parents: 884
diff changeset
   348
    '''return the relative path from one place to another.
4229
24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch
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parents: 4129
diff changeset
   349
    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
   350
    n1 should use os.sep to separate directories
48768b1ab23c fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3629
diff changeset
   351
    n2 should use "/" to separate directories
48768b1ab23c fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3629
diff changeset
   352
    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
   353
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
   354
    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
   355
    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
   356
    n2 should always be relative to root.
3669
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parents: 3629
diff changeset
   357
    '''
886
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
   358
    if not n1: 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
   359
    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
   360
        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
   361
            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
   362
        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
   363
    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
   364
    a.reverse()
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents: 1528
diff changeset
   365
    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
   366
    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
   367
        a.pop()
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents: 1528
diff changeset
   368
        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
   369
    b.reverse()
6111
213ea6eed412 util.pathto: return '.' instead of an empty string
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6091
diff changeset
   370
    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
   371
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   372
def canonpath(root, cwd, myname):
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   373
    """return the canonical path of myname, given cwd and root"""
1566
8befbb4e30b2 Handle hg under /
Arun Sharma <arun@sharma-home.net>
parents: 1563
diff changeset
   374
    if root == os.sep:
8befbb4e30b2 Handle hg under /
Arun Sharma <arun@sharma-home.net>
parents: 1563
diff changeset
   375
        rootsep = os.sep
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
   376
    elif 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
   377
        rootsep = root
1566
8befbb4e30b2 Handle hg under /
Arun Sharma <arun@sharma-home.net>
parents: 1563
diff changeset
   378
    else:
1810
7596611ab3d5 Whitespace, tab and formatting cleanups, mainly in mq.py
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1635
diff changeset
   379
        rootsep = root + os.sep
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
   380
    name = myname
2090
eb40db373717 fix util.canonpath on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2085
diff changeset
   381
    if not os.path.isabs(name):
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   382
        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
   383
    name = os.path.normpath(name)
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   384
    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
   385
    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
   386
        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
   387
        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
   388
        return pconvert(name)
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   389
    elif name == root:
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
   390
        return ''
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
   391
    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
   392
        # 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
   393
        # 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
   394
        # 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
   395
        # `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
   396
        # 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
   397
        # 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
   398
        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
   399
        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
   400
        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
   401
            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
   402
                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
   403
            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
   404
                break
2193
fb28ce04b349 add util.samestat function for windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2177
diff changeset
   405
            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
   406
                if not rel:
cc8a52229620 Fix accessing the repo through a symlink.
Jun Inoue <jun.lambda@gmail.com>
parents: 4067
diff changeset
   407
                    # 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
   408
                    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
   409
                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
   410
                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
   411
                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
   412
                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
   413
            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
   414
            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
   415
            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
   416
                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
   417
            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
   418
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   419
        raise Abort('%s not under root' % myname)
897
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   420
6575
e08e0367ba15 walk: kill util.cmdmatcher and _matcher
Matt Mackall <mpm@selenic.com>
parents: 6548
diff changeset
   421
def matcher(canonroot, cwd='', names=[], inc=[], exc=[], src=None, dflt_pat='glob'):
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   422
    """build a function to match a set of file patterns
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   423
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   424
    arguments:
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   425
    canonroot - the canonical root of the tree you're matching against
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   426
    cwd - the current working directory, if relevant
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   427
    names - patterns to find
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   428
    inc - patterns to include
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   429
    exc - patterns to exclude
4185
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   430
    dflt_pat - if a pattern in names has no explicit type, assume this one
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   431
    src - where these patterns came from (e.g. .hgignore)
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   432
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   433
    a pattern is one of:
4185
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   434
    'glob:<glob>' - a glob relative to cwd
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   435
    're:<regexp>' - a regular expression
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   436
    'path:<path>' - a path relative to canonroot
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   437
    'relglob:<glob>' - an unrooted glob (*.c matches C files in all dirs)
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   438
    'relpath:<path>' - a path relative to cwd
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   439
    'relre:<regexp>' - a regexp that doesn't have to match the start of a name
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   440
    '<something>' - one of the cases above, selected by the dflt_pat argument
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   441
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   442
    returns:
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   443
    a 3-tuple containing
4185
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   444
    - list of roots (places where one should start a recursive walk of the fs);
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   445
      this often matches the explicit non-pattern names passed in, but also
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   446
      includes the initial part of glob: patterns that has no glob characters
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   447
    - a bool match(filename) function
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   448
    - a bool indicating if any patterns were passed in
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   449
    """
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   450
4198
9e3121017fb2 Optimize return value of util._matcher for common command line case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4197
diff changeset
   451
    # a common case: no patterns at all
9e3121017fb2 Optimize return value of util._matcher for common command line case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4197
diff changeset
   452
    if not names and not inc and not exc:
9e3121017fb2 Optimize return value of util._matcher for common command line case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4197
diff changeset
   453
        return [], always, False
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   454
1413
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1402
diff changeset
   455
    def contains_glob(name):
812
b65af904d6d7 Reduce the amount of stat traffic generated by a walk.
Bryan O'Sullivan <bos@serpentine.com>
parents: 782
diff changeset
   456
        for c in name:
1413
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1402
diff changeset
   457
            if c in _globchars: return True
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1402
diff changeset
   458
        return False
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   459
888
e7a943e8c52b Fix up handling of regexp paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 886
diff changeset
   460
    def regex(kind, name, tail):
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   461
        '''convert a pattern into a regular expression'''
4190
769bc4af561d util.*matcher: change default "names" argument
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4189
diff changeset
   462
        if not name:
769bc4af561d util.*matcher: change default "names" argument
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4189
diff changeset
   463
            return ''
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   464
        if kind == 're':
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   465
            return name
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   466
        elif kind == 'path':
888
e7a943e8c52b Fix up handling of regexp paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 886
diff changeset
   467
            return '^' + re.escape(name) + '(?:/|$)'
1270
fc3b41570082 Switch to new syntax for .hgignore files.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1258
diff changeset
   468
        elif kind == 'relglob':
4307
702f48570eb3 change relglob: patterns to be consistent with glob: patterns
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4306
diff changeset
   469
            return globre(name, '(?:|.*/)', tail)
888
e7a943e8c52b Fix up handling of regexp paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 886
diff changeset
   470
        elif kind == 'relpath':
4197
492d0d5b6976 remove unused "head" hack from util._matcher
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4195
diff changeset
   471
            return re.escape(name) + '(?:/|$)'
1270
fc3b41570082 Switch to new syntax for .hgignore files.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1258
diff changeset
   472
        elif kind == 'relre':
fc3b41570082 Switch to new syntax for .hgignore files.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1258
diff changeset
   473
            if name.startswith('^'):
fc3b41570082 Switch to new syntax for .hgignore files.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1258
diff changeset
   474
                return name
fc3b41570082 Switch to new syntax for .hgignore files.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1258
diff changeset
   475
            return '.*' + name
4306
6cecaec07cc9 Revert changeset ef1f1a4b2efb; add another test for glob: patterns
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4255
diff changeset
   476
        return globre(name, '', tail)
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   477
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   478
    def matchfn(pats, tail):
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   479
        """build a matching function from a set of patterns"""
1454
f4250806dbeb further fix traceback on invalid .hgignore patterns
Benoit Boissinot <mercurial-bugs@selenic.com>
parents: 1446
diff changeset
   480
        if not pats:
f4250806dbeb further fix traceback on invalid .hgignore patterns
Benoit Boissinot <mercurial-bugs@selenic.com>
parents: 1446
diff changeset
   481
            return
4371
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   482
        try:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   483
            pat = '(?:%s)' % '|'.join([regex(k, p, tail) for (k, p) in pats])
6074
59a9dc9562e2 ignore: split up huge patterns
Matt Mackall <mpm@selenic.com>
parents: 6062
diff changeset
   484
            if len(pat) > 20000:
59a9dc9562e2 ignore: split up huge patterns
Matt Mackall <mpm@selenic.com>
parents: 6062
diff changeset
   485
                raise OverflowError()
4371
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   486
            return re.compile(pat).match
5201
0f6a1bdf89fb match: handle large regexes
Matt Mackall <mpm@selenic.com>
parents: 5077
diff changeset
   487
        except OverflowError:
0f6a1bdf89fb match: handle large regexes
Matt Mackall <mpm@selenic.com>
parents: 5077
diff changeset
   488
            # We're using a Python with a tiny regex engine and we
0f6a1bdf89fb match: handle large regexes
Matt Mackall <mpm@selenic.com>
parents: 5077
diff changeset
   489
            # made it explode, so we'll divide the pattern list in two
0f6a1bdf89fb match: handle large regexes
Matt Mackall <mpm@selenic.com>
parents: 5077
diff changeset
   490
            # until it works
0f6a1bdf89fb match: handle large regexes
Matt Mackall <mpm@selenic.com>
parents: 5077
diff changeset
   491
            l = len(pats)
0f6a1bdf89fb match: handle large regexes
Matt Mackall <mpm@selenic.com>
parents: 5077
diff changeset
   492
            if l < 2:
0f6a1bdf89fb match: handle large regexes
Matt Mackall <mpm@selenic.com>
parents: 5077
diff changeset
   493
                raise
5454
f2ca8d2c988f explicitely use integer division
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 5450
diff changeset
   494
            a, b = matchfn(pats[:l//2], tail), matchfn(pats[l//2:], tail)
5201
0f6a1bdf89fb match: handle large regexes
Matt Mackall <mpm@selenic.com>
parents: 5077
diff changeset
   495
            return lambda s: a(s) or b(s)
4371
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   496
        except re.error:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   497
            for k, p in pats:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   498
                try:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   499
                    re.compile('(?:%s)' % regex(k, p, tail))
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   500
                except re.error:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   501
                    if src:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   502
                        raise Abort("%s: invalid pattern (%s): %s" %
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   503
                                    (src, k, p))
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   504
                    else:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   505
                        raise Abort("invalid pattern (%s): %s" % (k, p))
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   506
            raise Abort("invalid pattern")
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   507
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   508
    def globprefix(pat):
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   509
        '''return the non-glob prefix of a path, e.g. foo/* -> foo'''
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   510
        root = []
4183
6f9474044736 small globprefix fix
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4129
diff changeset
   511
        for p in pat.split('/'):
1413
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1402
diff changeset
   512
            if contains_glob(p): break
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   513
            root.append(p)
4187
01c4ea5e788c A 'glob:foo?bar' pattern determines a root - the tree root
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4185
diff changeset
   514
        return '/'.join(root) or '.'
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   515
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   516
    def normalizepats(names, default):
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   517
        pats = []
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   518
        roots = []
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   519
        anypats = False
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   520
        for kind, name in [patkind(p, default) for p in names]:
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   521
            if kind in ('glob', 'relpath'):
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   522
                name = canonpath(canonroot, cwd, name)
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   523
            elif kind in ('relglob', 'path'):
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   524
                name = normpath(name)
4236
34c4540c04c5 util._matcher: remove superfluous variable
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4233
diff changeset
   525
34c4540c04c5 util._matcher: remove superfluous variable
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4233
diff changeset
   526
            pats.append((kind, name))
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   527
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   528
            if kind in ('glob', 're', 'relglob', 'relre'):
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   529
                anypats = True
4236
34c4540c04c5 util._matcher: remove superfluous variable
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4233
diff changeset
   530
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   531
            if kind == 'glob':
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   532
                root = globprefix(name)
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   533
                roots.append(root)
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   534
            elif kind in ('relpath', 'path'):
4233
03a665f9f913 util._matcher: use "." as the root of empty {rel,}path patterns
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4199
diff changeset
   535
                roots.append(name or '.')
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   536
            elif kind == 'relglob':
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   537
                roots.append('.')
4236
34c4540c04c5 util._matcher: remove superfluous variable
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4233
diff changeset
   538
        return roots, pats, anypats
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   539
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   540
    roots, pats, anypats = normalizepats(names, dflt_pat)
897
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   541
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   542
    patmatch = matchfn(pats, '$') or always
897
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   543
    incmatch = always
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   544
    if inc:
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   545
        dummy, inckinds, dummy = normalizepats(inc, 'glob')
2480
519a1011db91 fix -I/-X when relative paths used or in subdir
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2471
diff changeset
   546
        incmatch = matchfn(inckinds, '(?:/|$)')
897
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   547
    excmatch = lambda fn: False
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   548
    if exc:
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   549
        dummy, exckinds, dummy = normalizepats(exc, 'glob')
2480
519a1011db91 fix -I/-X when relative paths used or in subdir
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2471
diff changeset
   550
        excmatch = matchfn(exckinds, '(?:/|$)')
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   551
4199
ec932167c3a7 Optimize return value of util._matcher for hgignore case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4198
diff changeset
   552
    if not names and inc and not exc:
ec932167c3a7 Optimize return value of util._matcher for hgignore case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4198
diff changeset
   553
        # common case: hgignore patterns
ec932167c3a7 Optimize return value of util._matcher for hgignore case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4198
diff changeset
   554
        match = incmatch
ec932167c3a7 Optimize return value of util._matcher for hgignore case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4198
diff changeset
   555
    else:
ec932167c3a7 Optimize return value of util._matcher for hgignore case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4198
diff changeset
   556
        match = lambda fn: incmatch(fn) and not excmatch(fn) and patmatch(fn)
ec932167c3a7 Optimize return value of util._matcher for hgignore case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4198
diff changeset
   557
ec932167c3a7 Optimize return value of util._matcher for hgignore case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4198
diff changeset
   558
    return (roots, match, (inc or exc or anypats) and True)
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   559
5062
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   560
_hgexecutable = None
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   561
6499
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   562
def main_is_frozen():
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   563
    """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
   564
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   565
    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
   566
    (portable, not much used).
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   567
    """
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   568
    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
   569
            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
   570
            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
   571
5062
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   572
def hgexecutable():
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   573
    """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
   574
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   575
    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
   576
    """
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   577
    if _hgexecutable is None:
6500
a3175cd7dbec Tidy code, fix typo
Bryan O'Sullivan <bos@serpentine.com>
parents: 6499
diff changeset
   578
        hg = os.environ.get('HG')
a3175cd7dbec Tidy code, fix typo
Bryan O'Sullivan <bos@serpentine.com>
parents: 6499
diff changeset
   579
        if hg:
a3175cd7dbec Tidy code, fix typo
Bryan O'Sullivan <bos@serpentine.com>
parents: 6499
diff changeset
   580
            set_hgexecutable(hg)
6499
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   581
        elif main_is_frozen():
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   582
            set_hgexecutable(sys.executable)
479847ccabe0 Added hgexecutable support for py2exe/frozen scripts
"Paul Moore <p.f.moore@gmail.com>"
parents: 5659
diff changeset
   583
        else:
6500
a3175cd7dbec Tidy code, fix typo
Bryan O'Sullivan <bos@serpentine.com>
parents: 6499
diff changeset
   584
            set_hgexecutable(find_exe('hg', 'hg'))
5062
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   585
    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
   586
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
   587
def set_hgexecutable(path):
5062
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   588
    """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
   589
    global _hgexecutable
5062
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   590
    _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
   591
1882
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   592
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
   593
    '''enhanced shell command execution.
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   594
    run with environment maybe modified, maybe in different dir.
508
42a660abaf75 [PATCH] Harden os.system
mpm@selenic.com
parents: 464
diff changeset
   595
1882
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   596
    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
   597
    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
   598
    exception.'''
2601
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   599
    def py2shell(val):
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   600
        'convert python object into string that is useful to shell'
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   601
        if val in (None, False):
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   602
            return '0'
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   603
        if val == True:
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   604
            return '1'
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   605
        return str(val)
1880
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   606
    oldenv = {}
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   607
    for k in environ:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   608
        oldenv[k] = os.environ.get(k)
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   609
    if cwd is not None:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   610
        oldcwd = os.getcwd()
3905
a8c0365b2ace util.system: fix quoting on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3860
diff changeset
   611
    origcmd = cmd
a8c0365b2ace util.system: fix quoting on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3860
diff changeset
   612
    if os.name == 'nt':
a8c0365b2ace util.system: fix quoting on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3860
diff changeset
   613
        cmd = '"%s"' % cmd
1880
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   614
    try:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   615
        for k, v in environ.iteritems():
2601
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   616
            os.environ[k] = py2shell(v)
5062
3d35c8cb5eb4 Simplify/correct finding the hg executable (fixes issue644)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4832
diff changeset
   617
        os.environ['HG'] = hgexecutable()
1880
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   618
        if cwd is not None and oldcwd != cwd:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   619
            os.chdir(cwd)
1882
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   620
        rc = os.system(cmd)
4720
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
   621
        if sys.platform == 'OpenVMS' and rc & 1:
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
   622
            rc = 0
1882
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   623
        if rc and onerr:
3905
a8c0365b2ace util.system: fix quoting on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3860
diff changeset
   624
            errmsg = '%s %s' % (os.path.basename(origcmd.split(None, 1)[0]),
1882
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   625
                                explain_exit(rc)[0])
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   626
            if errprefix:
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   627
                errmsg = '%s: %s' % (errprefix, errmsg)
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   628
            try:
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   629
                onerr.warn(errmsg + '\n')
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   630
            except AttributeError:
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   631
                raise onerr(errmsg)
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   632
        return rc
1880
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   633
    finally:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   634
        for k, v in oldenv.iteritems():
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   635
            if v is None:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   636
                del os.environ[k]
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   637
            else:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   638
                os.environ[k] = v
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   639
        if cwd is not None and oldcwd != cwd:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   640
            os.chdir(oldcwd)
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   641
4281
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   642
# 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
   643
def lexists(filename):
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   644
    "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
   645
    try:
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   646
        os.lstat(filename)
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   647
    except:
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   648
        return False
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   649
    return True
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   650
421
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
   651
def rename(src, dst):
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   652
    """forcibly rename a file"""
421
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
   653
    try:
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
   654
        os.rename(src, dst)
4956
02b127749dc0 fix unused variables reported by pychecker
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 4948
diff changeset
   655
    except OSError, err: # FIXME: check err (EEXIST ?)
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   656
        # on windows, rename to existing file is not allowed, so we
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   657
        # must delete destination first. but if file is open, unlink
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   658
        # schedules it for delete but does not delete it. rename
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   659
        # happens immediately even for open files, so we create
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   660
        # temporary file, delete it, rename destination to that name,
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   661
        # then delete that. then rename is safe to do.
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   662
        fd, temp = tempfile.mkstemp(dir=os.path.dirname(dst) or '.')
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   663
        os.close(fd)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   664
        os.unlink(temp)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   665
        os.rename(dst, temp)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   666
        os.unlink(temp)
421
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
   667
        os.rename(src, dst)
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
   668
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
   669
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
   670
    """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
   671
    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
   672
    # 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
   673
    try:
547ede0123a2 util.unlink should only catch OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2054
diff changeset
   674
        os.removedirs(os.path.dirname(f))
547ede0123a2 util.unlink should only catch OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2054
diff changeset
   675
    except OSError:
547ede0123a2 util.unlink should only catch OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2054
diff changeset
   676
        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
   677
3629
4cfb72bcb978 util: add copyfile function
Matt Mackall <mpm@selenic.com>
parents: 3568
diff changeset
   678
def copyfile(src, dest):
4cfb72bcb978 util: add copyfile function
Matt Mackall <mpm@selenic.com>
parents: 3568
diff changeset
   679
    "copy a file, preserving mode"
4271
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   680
    if os.path.islink(src):
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   681
        try:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   682
            os.unlink(dest)
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   683
        except:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   684
            pass
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   685
        os.symlink(os.readlink(src), dest)
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   686
    else:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   687
        try:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   688
            shutil.copyfile(src, dest)
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   689
            shutil.copymode(src, dest)
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   690
        except shutil.Error, inst:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   691
            raise Abort(str(inst))
3629
4cfb72bcb978 util: add copyfile function
Matt Mackall <mpm@selenic.com>
parents: 3568
diff changeset
   692
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   693
def copyfiles(src, dst, hardlink=None):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   694
    """Copy a directory tree using hardlinks if possible"""
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   695
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   696
    if hardlink is None:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   697
        hardlink = (os.stat(src).st_dev ==
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   698
                    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
   699
1207
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   700
    if os.path.isdir(src):
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   701
        os.mkdir(dst)
5396
5105b119edd2 Add osutil module, containing a listdir function.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5360
diff changeset
   702
        for name, kind in osutil.listdir(src):
1207
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   703
            srcname = os.path.join(src, name)
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   704
            dstname = os.path.join(dst, name)
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   705
            copyfiles(srcname, dstname, hardlink)
1207
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   706
    else:
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   707
        if hardlink:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   708
            try:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   709
                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
   710
            except (IOError, OSError):
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   711
                hardlink = False
1591
5a3229cf1492 do not copy atime and mtime in util.copyfiles
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1585
diff changeset
   712
                shutil.copy(src, dst)
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   713
        else:
1591
5a3229cf1492 do not copy atime and mtime in util.copyfiles
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1585
diff changeset
   714
            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
   715
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   716
class path_auditor(object):
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   717
    '''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
   718
    the following properties of a path are checked:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   719
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   720
    - under top-level .hg
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   721
    - starts at the root of a windows drive
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   722
    - contains ".."
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   723
    - 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
   724
    - inside a nested repository'''
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   725
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   726
    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
   727
        self.audited = set()
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   728
        self.auditeddir = set()
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   729
        self.root = root
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   730
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   731
    def __call__(self, path):
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   732
        if path in self.audited:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   733
            return
5159
d84329a11fdd Make a few portability improvements to path auditing code.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5158
diff changeset
   734
        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
   735
        parts = splitpath(normpath)
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   736
        if (os.path.splitdrive(path)[0] or parts[0] in ('.hg', '')
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   737
            or os.pardir in parts):
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   738
            raise Abort(_("path contains illegal component: %s") % path)
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   739
        def check(prefix):
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   740
            curpath = os.path.join(self.root, prefix)
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   741
            try:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   742
                st = os.lstat(curpath)
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   743
            except OSError, err:
5162
9374373fb727 util: ignore invalid path errors in path_auditor.
Patrick Mezard <pmezard@gmail.com>
parents: 5159
diff changeset
   744
                # 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
   745
                # 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
   746
                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
   747
                    raise
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   748
            else:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   749
                if stat.S_ISLNK(st.st_mode):
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   750
                    raise Abort(_('path %r traverses symbolic link %r') %
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   751
                                (path, prefix))
5159
d84329a11fdd Make a few portability improvements to path auditing code.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5158
diff changeset
   752
                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
   753
                      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
   754
                    raise Abort(_('path %r is inside repo %r') %
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
   755
                                (path, prefix))
5845
5924a11aa419 Fix not to use os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5844
diff changeset
   756
        parts.pop()
5200
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   757
        prefixes = []
5845
5924a11aa419 Fix not to use os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5844
diff changeset
   758
        for n in range(len(parts)):
5924a11aa419 Fix not to use os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5844
diff changeset
   759
            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
   760
            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
   761
                break
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   762
            check(prefix)
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   763
            prefixes.append(prefix)
5845
5924a11aa419 Fix not to use os.sep directly.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5844
diff changeset
   764
            parts.pop()
5200
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   765
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   766
        self.audited.add(path)
c7e8fe11f34a path_auditor: cache names of audited directories
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5162
diff changeset
   767
        # 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
   768
        # 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
   769
        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
   770
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   771
def _makelock_file(info, pathname):
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   772
    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
   773
    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
   774
    os.close(ld)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   775
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   776
def _readlock_file(pathname):
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   777
    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
   778
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   779
def nlinks(pathname):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   780
    """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
   781
    return os.lstat(pathname).st_nlink
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   782
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   783
if hasattr(os, 'link'):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   784
    os_link = os.link
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   785
else:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   786
    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
   787
        raise OSError(0, _("Hardlinks not supported"))
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   788
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   789
def fstat(fp):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   790
    '''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
   791
    try:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   792
        return os.fstat(fp.fileno())
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   793
    except AttributeError:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   794
        return os.stat(fp.name)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   795
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   796
posixfile = file
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   797
5659
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
   798
def openhardlinks():
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
   799
    '''return true if it is safe to hold open file handles to hardlinks'''
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
   800
    return True
2250
45aef5ddcdbe windows: revlog.lazyparser not always safe to use.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2237
diff changeset
   801
3721
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   802
getuser_fallback = None
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   803
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   804
def getuser():
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   805
    '''return name of current user'''
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   806
    try:
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   807
        return getpass.getuser()
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   808
    except ImportError:
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   809
        # import of pwd will fail on windows - try fallback
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   810
        if getuser_fallback:
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   811
            return getuser_fallback()
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   812
    # raised if win32api not available
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   813
    raise Abort(_('user name not available - set USERNAME '
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   814
                  'environment variable'))
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   815
3551
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   816
def username(uid=None):
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   817
    """Return the name of the user with the given uid.
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   818
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   819
    If uid is None, return the name of the current user."""
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   820
    try:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   821
        import pwd
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   822
        if uid is None:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   823
            uid = os.getuid()
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   824
        try:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   825
            return pwd.getpwuid(uid)[0]
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   826
        except KeyError:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   827
            return str(uid)
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   828
    except ImportError:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   829
        return None
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   830
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   831
def groupname(gid=None):
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   832
    """Return the name of the group with the given gid.
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   833
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   834
    If gid is None, return the name of the current group."""
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   835
    try:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   836
        import grp
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   837
        if gid is None:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   838
            gid = os.getgid()
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   839
        try:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   840
            return grp.getgrgid(gid)[0]
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   841
        except KeyError:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   842
            return str(gid)
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   843
    except ImportError:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   844
        return None
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   845
3784
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   846
# File system features
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   847
6746
1dca460e7d1e rename checkfolding to checkcase
Matt Mackall <mpm@selenic.com>
parents: 6743
diff changeset
   848
def checkcase(path):
3784
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   849
    """
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   850
    Check whether the given path is on a case-sensitive filesystem
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   851
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   852
    Requires a path (like /foo/.hg) ending with a foldable final
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   853
    directory component.
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   854
    """
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   855
    s1 = os.stat(path)
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   856
    d, b = os.path.split(path)
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   857
    p2 = os.path.join(d, b.upper())
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   858
    if path == p2:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   859
        p2 = os.path.join(d, b.lower())
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   860
    try:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   861
        s2 = os.stat(p2)
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   862
        if s2 == s1:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   863
            return False
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   864
        return True
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   865
    except:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   866
        return True
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   867
6676
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   868
_fspathcache = {}
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   869
def fspath(name, root):
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   870
    '''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
   871
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   872
    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
   873
    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
   874
    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
   875
    '''
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   876
    # If name is absolute, make it relative
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   877
    if name.lower().startswith(root.lower()):
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   878
        l = len(root)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   879
        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
   880
            l = l + 1
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   881
        name = name[l:]
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   882
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   883
    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
   884
        return None
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   885
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   886
    seps = os.sep
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   887
    if os.altsep:
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   888
        seps = seps + os.altsep
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   889
    # Protect backslashes. This gets silly very quickly.
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   890
    seps.replace('\\','\\\\')
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   891
    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
   892
    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
   893
    result = []
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   894
    for part, sep in pattern.findall(name):
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   895
        if sep:
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   896
            result.append(sep)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   897
            continue
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   898
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   899
        if dir not in _fspathcache:
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   900
            _fspathcache[dir] = os.listdir(dir)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   901
        contents = _fspathcache[dir]
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   902
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   903
        lpart = part.lower()
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   904
        for n in contents:
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   905
            if n.lower() == lpart:
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   906
                result.append(n)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   907
                break
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   908
        else:
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   909
            # Cannot happen, as the file exists!
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   910
            result.append(part)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   911
        dir = os.path.join(dir, lpart)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   912
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   913
    return ''.join(result)
33045179d079 Add a new function, fspath
Paul Moore <p.f.moore@gmail.com>
parents: 6595
diff changeset
   914
3994
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   915
def checkexec(path):
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   916
    """
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   917
    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
   918
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   919
    Requires a directory (like /foo/.hg)
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   920
    """
5739
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   921
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   922
    # 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
   923
    # 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
   924
    # with exec bit on.
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   925
5212
316ce5e85b3e check exec: return fallback in case of error during the check
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 5077
diff changeset
   926
    try:
5420
6d1bd20ae14d Execution bit detection fixes for VFAT on Linux
Rafael Villar Burke <pachi@rvburke.com>
parents: 5396
diff changeset
   927
        EXECFLAGS = stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH
5212
316ce5e85b3e check exec: return fallback in case of error during the check
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 5077
diff changeset
   928
        fh, fn = tempfile.mkstemp("", "", path)
5739
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   929
        try:
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   930
            os.close(fh)
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   931
            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
   932
            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
   933
            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
   934
            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
   935
        finally:
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   936
            os.unlink(fn)
45fa7b1c5d4c checkexec: fix VFAT tempfile droppings with more modern Linux kernels
Matt Mackall <mpm@selenic.com>
parents: 5707
diff changeset
   937
    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
   938
        # 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
   939
        return False
5420
6d1bd20ae14d Execution bit detection fixes for VFAT on Linux
Rafael Villar Burke <pachi@rvburke.com>
parents: 5396
diff changeset
   940
    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
   941
4002
d7b9ec589546 symlinks: use is_link wherever is_exec is used
Matt Mackall <mpm@selenic.com>
parents: 4000
diff changeset
   942
def checklink(path):
3998
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   943
    """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
   944
    # 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
   945
    # file already exists
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   946
    name = tempfile.mktemp(dir=path)
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   947
    try:
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   948
        os.symlink(".", name)
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   949
        os.unlink(name)
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   950
        return True
4017
ea6174c96ae1 catch AttributeError in util.checklink
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4002
diff changeset
   951
    except (OSError, AttributeError):
3998
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   952
        return False
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   953
4327
aba90193f4e4 cache os.umask even on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4326
diff changeset
   954
_umask = os.umask(0)
aba90193f4e4 cache os.umask even on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4326
diff changeset
   955
os.umask(_umask)
aba90193f4e4 cache os.umask even on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4326
diff changeset
   956
4434
439b1c35348a Fix issue483 - mq does not work under windows with gnu-win32 patch.
Patrick Mezard <pmezard@gmail.com>
parents: 4407
diff changeset
   957
def needbinarypatch():
439b1c35348a Fix issue483 - mq does not work under windows with gnu-win32 patch.
Patrick Mezard <pmezard@gmail.com>
parents: 4407
diff changeset
   958
    """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
   959
    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
   960
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
   961
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
   962
    '''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
   963
    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
   964
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
   965
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
   966
    '''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
   967
    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
   968
    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
   969
    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
   970
    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
   971
    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
   972
6007
090b1a665901 filemerge: add config item for GUI tools
Matt Mackall <mpm@selenic.com>
parents: 6006
diff changeset
   973
def gui():
090b1a665901 filemerge: add config item for GUI tools
Matt Mackall <mpm@selenic.com>
parents: 6006
diff changeset
   974
    '''Are we running in a GUI?'''
090b1a665901 filemerge: add config item for GUI tools
Matt Mackall <mpm@selenic.com>
parents: 6006
diff changeset
   975
    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
   976
6132
1ee95f7df611 util: always define a dummy lookup_reg()
Patrick Mezard <pmezard@gmail.com>
parents: 6111
diff changeset
   977
def lookup_reg(key, name=None, scope=None):
1ee95f7df611 util: always define a dummy lookup_reg()
Patrick Mezard <pmezard@gmail.com>
parents: 6111
diff changeset
   978
    return None
1ee95f7df611 util: always define a dummy lookup_reg()
Patrick Mezard <pmezard@gmail.com>
parents: 6111
diff changeset
   979
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   980
# Platform specific variants
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
   981
if os.name == 'nt':
3877
abaee83ce0a6 Replace demandload with new demandimport
Matt Mackall <mpm@selenic.com>
parents: 3860
diff changeset
   982
    import msvcrt
461
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
   983
    nulldev = 'NUL:'
1609
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   984
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   985
    class winstdout:
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   986
        '''stdout on windows misbehaves if sent through a pipe'''
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   987
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   988
        def __init__(self, fp):
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   989
            self.fp = fp
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   990
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   991
        def __getattr__(self, key):
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   992
            return getattr(self.fp, key)
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   993
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   994
        def close(self):
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   995
            try:
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   996
                self.fp.close()
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   997
            except: pass
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   998
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   999
        def write(self, s):
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
  1000
            try:
5647
165cda754d9e Workaround for "Not enough space" error due to the bug of Windows.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5646
diff changeset
  1001
                # This is workaround for "Not enough space" error on
165cda754d9e Workaround for "Not enough space" error due to the bug of Windows.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5646
diff changeset
  1002
                # writing large size of data to console.
165cda754d9e Workaround for "Not enough space" error due to the bug of Windows.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5646
diff changeset
  1003
                limit = 16000
165cda754d9e Workaround for "Not enough space" error due to the bug of Windows.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5646
diff changeset
  1004
                l = len(s)
165cda754d9e Workaround for "Not enough space" error due to the bug of Windows.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5646
diff changeset
  1005
                start = 0
165cda754d9e Workaround for "Not enough space" error due to the bug of Windows.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5646
diff changeset
  1006
                while start < l:
165cda754d9e Workaround for "Not enough space" error due to the bug of Windows.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5646
diff changeset
  1007
                    end = start + limit
165cda754d9e Workaround for "Not enough space" error due to the bug of Windows.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5646
diff changeset
  1008
                    self.fp.write(s[start:end])
165cda754d9e Workaround for "Not enough space" error due to the bug of Windows.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 5646
diff changeset
  1009
                    start = end
1609
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
  1010
            except IOError, inst:
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
  1011
                if inst.errno != 0: raise
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
  1012
                self.close()
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
  1013
                raise IOError(errno.EPIPE, 'Broken pipe')
4516
96d8a56d4ef9 Removed trailing whitespace and tabs from python files
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4508
diff changeset
  1014
4129
e817c68edfed stdout raises EINVAL when flush() is called on a closed pipe under win32.
Patrick Mezard <pmezard@gmail.com>
parents: 4087
diff changeset
  1015
        def flush(self):
e817c68edfed stdout raises EINVAL when flush() is called on a closed pipe under win32.
Patrick Mezard <pmezard@gmail.com>
parents: 4087
diff changeset
  1016
            try:
e817c68edfed stdout raises EINVAL when flush() is called on a closed pipe under win32.
Patrick Mezard <pmezard@gmail.com>
parents: 4087
diff changeset
  1017
                return self.fp.flush()
e817c68edfed stdout raises EINVAL when flush() is called on a closed pipe under win32.
Patrick Mezard <pmezard@gmail.com>
parents: 4087
diff changeset
  1018
            except IOError, inst:
e817c68edfed stdout raises EINVAL when flush() is called on a closed pipe under win32.
Patrick Mezard <pmezard@gmail.com>
parents: 4087
diff changeset
  1019
                if inst.errno != errno.EINVAL: raise
e817c68edfed stdout raises EINVAL when flush() is called on a closed pipe under win32.
Patrick Mezard <pmezard@gmail.com>
parents: 4087
diff changeset
  1020
                self.close()
e817c68edfed stdout raises EINVAL when flush() is called on a closed pipe under win32.
Patrick Mezard <pmezard@gmail.com>
parents: 4087
diff changeset
  1021
                raise IOError(errno.EPIPE, 'Broken pipe')
1609
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
  1022
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
  1023
    sys.stdout = winstdout(sys.stdout)
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
  1024
5659
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
  1025
    def _is_win_9x():
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
  1026
        '''return true if run on windows 95, 98 or me.'''
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
  1027
        try:
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
  1028
            return sys.getwindowsversion()[3] == 1
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
  1029
        except AttributeError:
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
  1030
            return 'command' in os.environ.get('comspec', '')
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
  1031
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
  1032
    def openhardlinks():
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
  1033
        return not _is_win_9x and "win32api" in locals()
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
  1034
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
  1035
    def system_rcpath():
2117
760339ccc799 fix issue 217.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2115
diff changeset
  1036
        try:
760339ccc799 fix issue 217.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2115
diff changeset
  1037
            return system_rcpath_win32()
760339ccc799 fix issue 217.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2115
diff changeset
  1038
        except:
760339ccc799 fix issue 217.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2115
diff changeset
  1039
            return [r'c:\mercurial\mercurial.ini']
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
  1040
4083
33c369afec94 Unified *_rcpath so the interface is similar across operating systems
Shane Holloway <shane.holloway@ieee.org>
parents: 4069
diff changeset
  1041
    def user_rcpath():
33c369afec94 Unified *_rcpath so the interface is similar across operating systems
Shane Holloway <shane.holloway@ieee.org>
parents: 4069
diff changeset
  1042
        '''return os-specific hgrc search path to the user dir'''
4098
c08b6af023bc util_win32.py: fix user_rcpath
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4097
diff changeset
  1043
        try:
6153
09a8be3e5bfb Also search for .hgrc if mercurial.ini not found on windows
Stefan Rank <strank(AT)strank(DOT)info>
parents: 6140
diff changeset
  1044
            path = user_rcpath_win32()
4098
c08b6af023bc util_win32.py: fix user_rcpath
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4097
diff changeset
  1045
        except:
6153
09a8be3e5bfb Also search for .hgrc if mercurial.ini not found on windows
Stefan Rank <strank(AT)strank(DOT)info>
parents: 6140
diff changeset
  1046
            home = os.path.expanduser('~')
09a8be3e5bfb Also search for .hgrc if mercurial.ini not found on windows
Stefan Rank <strank(AT)strank(DOT)info>
parents: 6140
diff changeset
  1047
            path = [os.path.join(home, 'mercurial.ini'),
09a8be3e5bfb Also search for .hgrc if mercurial.ini not found on windows
Stefan Rank <strank(AT)strank(DOT)info>
parents: 6140
diff changeset
  1048
                    os.path.join(home, '.hgrc')]
2280
09ed44225571 On Windows look for mercurial.ini in $USERPROFILE, too, if available
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2278
diff changeset
  1049
        userprofile = os.environ.get('USERPROFILE')
09ed44225571 On Windows look for mercurial.ini in $USERPROFILE, too, if available
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2278
diff changeset
  1050
        if userprofile:
09ed44225571 On Windows look for mercurial.ini in $USERPROFILE, too, if available
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2278
diff changeset
  1051
            path.append(os.path.join(userprofile, 'mercurial.ini'))
6153
09a8be3e5bfb Also search for .hgrc if mercurial.ini not found on windows
Stefan Rank <strank(AT)strank(DOT)info>
parents: 6140
diff changeset
  1052
            path.append(os.path.join(userprofile, '.hgrc'))
2280
09ed44225571 On Windows look for mercurial.ini in $USERPROFILE, too, if available
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2278
diff changeset
  1053
        return path
1292
141951276ba1 Use platform-appropriate rc file names.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1285
diff changeset
  1054
1285
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
  1055
    def parse_patch_output(output_line):
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
  1056
        """parses the output produced by patch and returns the file name"""
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
  1057
        pf = output_line[14:]
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
  1058
        if pf[0] == '`':
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
  1059
            pf = pf[1:-1] # Remove the quotes
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
  1060
        return pf
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
  1061
5644
e2e8e977a6cb win32: fix ssh://host:port when using Plink
Steve Borho <steve@borho.org>
parents: 5525
diff changeset
  1062
    def sshargs(sshcmd, host, user, port):
e2e8e977a6cb win32: fix ssh://host:port when using Plink
Steve Borho <steve@borho.org>
parents: 5525
diff changeset
  1063
        '''Build argument list for ssh or Plink'''
e2e8e977a6cb win32: fix ssh://host:port when using Plink
Steve Borho <steve@borho.org>
parents: 5525
diff changeset
  1064
        pflag = 'plink' in sshcmd.lower() and '-P' or '-p'
e2e8e977a6cb win32: fix ssh://host:port when using Plink
Steve Borho <steve@borho.org>
parents: 5525
diff changeset
  1065
        args = user and ("%s@%s" % (user, host)) or host
5646
c722bd73c948 fix typo in sshargs
Steve Borho <steve@borho.org>
parents: 5644
diff changeset
  1066
        return port and ("%s %s %s" % (args, pflag, port)) or args
5644
e2e8e977a6cb win32: fix ssh://host:port when using Plink
Steve Borho <steve@borho.org>
parents: 5525
diff changeset
  1067
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
  1068
    def testpid(pid):
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
  1069
        '''return False if pid dead, True if running or not known'''
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
  1070
        return True
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
  1071
5702
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1072
    def set_flags(f, flags):
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
  1073
        pass
515
03f27b1381f9 Whitespace cleanups
mpm@selenic.com
parents: 508
diff changeset
  1074
1420
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
  1075
    def set_binary(fd):
6339
ed9b07a97587 util: check fileno() validity in win32 set_binary()
Patrick Mezard <pmezard@gmail.com>
parents: 6330
diff changeset
  1076
        # When run without console, pipes may expose invalid
ed9b07a97587 util: check fileno() validity in win32 set_binary()
Patrick Mezard <pmezard@gmail.com>
parents: 6330
diff changeset
  1077
        # fileno(), usually set to -1.
ed9b07a97587 util: check fileno() validity in win32 set_binary()
Patrick Mezard <pmezard@gmail.com>
parents: 6330
diff changeset
  1078
        if hasattr(fd, 'fileno') and fd.fileno() >= 0:
6330
4e836769d93c util: test fileno() availability in win32 set_binary()
Patrick Mezard <pmezard@gmail.com>
parents: 6317
diff changeset
  1079
            msvcrt.setmode(fd.fileno(), os.O_BINARY)
1420
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
  1080
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
  1081
    def pconvert(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
  1082
        return '/'.join(splitpath(path))
422
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
  1083
886
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1084
    def localpath(path):
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1085
        return path.replace('/', '\\')
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1086
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1087
    def normpath(path):
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1088
        return pconvert(os.path.normpath(path))
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1089
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1090
    makelock = _makelock_file
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1091
    readlock = _readlock_file
461
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
  1092
2193
fb28ce04b349 add util.samestat function for windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2177
diff changeset
  1093
    def samestat(s1, s2):
fb28ce04b349 add util.samestat function for windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2177
diff changeset
  1094
        return False
fb28ce04b349 add util.samestat function for windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2177
diff changeset
  1095
4087
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1096
    # A sequence of backslashes is special iff it precedes a double quote:
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1097
    # - if there's an even number of backslashes, the double quote is not
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1098
    #   quoted (i.e. it ends the quoted region)
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1099
    # - if there's an odd number of backslashes, the double quote is quoted
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1100
    # - in both cases, every pair of backslashes is unquoted into a single
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1101
    #   backslash
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1102
    # (See http://msdn2.microsoft.com/en-us/library/a1y7w461.aspx )
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1103
    # So, to quote a string, we must surround it in double quotes, double
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1104
    # the number of backslashes that preceed double quotes and add another
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1105
    # backslash before every double quote (being careful with the double
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1106
    # quote we've appended to the end)
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1107
    _quotere = None
2791
f4d916351366 Add portable shell-quoting function; teach mq to use it.
Brendan Cully <brendan@kublai.com>
parents: 2760
diff changeset
  1108
    def shellquote(s):
4087
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1109
        global _quotere
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1110
        if _quotere is None:
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1111
            _quotere = re.compile(r'(\\*)("|\\$)')
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
  1112
        return '"%s"' % _quotere.sub(r'\1\1\\\2', s)
2791
f4d916351366 Add portable shell-quoting function; teach mq to use it.
Brendan Cully <brendan@kublai.com>
parents: 2760
diff changeset
  1113
5292
5a65d870871d sshrepo: fix Windows command quoting
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5291
diff changeset
  1114
    def quotecommand(cmd):
5a65d870871d sshrepo: fix Windows command quoting
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5291
diff changeset
  1115
        """Build a command string suitable for os.popen* calls."""
5a65d870871d sshrepo: fix Windows command quoting
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5291
diff changeset
  1116
        # The extra quotes are needed because popen* runs the command
5a65d870871d sshrepo: fix Windows command quoting
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5291
diff changeset
  1117
        # through the current COMSPEC. cmd.exe suppress enclosing quotes.
5a65d870871d sshrepo: fix Windows command quoting
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5291
diff changeset
  1118
        return '"' + cmd + '"'
5a65d870871d sshrepo: fix Windows command quoting
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5291
diff changeset
  1119
6548
962eb403165b replace usage of os.popen() with util.popen()
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 6507
diff changeset
  1120
    def popen(command, mode='r'):
5481
003d1f174fe1 Fix Windows os.popen bug with interleaved stdout/stderr output
Patrick Mezard <pmezard@gmail.com>
parents: 5454
diff changeset
  1121
        # Work around "popen spawned process may not write to stdout
003d1f174fe1 Fix Windows os.popen bug with interleaved stdout/stderr output
Patrick Mezard <pmezard@gmail.com>
parents: 5454
diff changeset
  1122
        # under windows"
003d1f174fe1 Fix Windows os.popen bug with interleaved stdout/stderr output
Patrick Mezard <pmezard@gmail.com>
parents: 5454
diff changeset
  1123
        # http://bugs.python.org/issue1366
003d1f174fe1 Fix Windows os.popen bug with interleaved stdout/stderr output
Patrick Mezard <pmezard@gmail.com>
parents: 5454
diff changeset
  1124
        command += " 2> %s" % nulldev
6548
962eb403165b replace usage of os.popen() with util.popen()
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 6507
diff changeset
  1125
        return os.popen(quotecommand(command), mode)
5481
003d1f174fe1 Fix Windows os.popen bug with interleaved stdout/stderr output
Patrick Mezard <pmezard@gmail.com>
parents: 5454
diff changeset
  1126
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1127
    def explain_exit(code):
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
  1128
        return _("exited with status %d") % code, code
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1129
3677
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1130
    # if you change this stub into a real check, please try to implement the
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1131
    # username and groupname functions above, too.
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1132
    def isowner(fp, st=None):
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1133
        return True
4516
96d8a56d4ef9 Removed trailing whitespace and tabs from python files
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4508
diff changeset
  1134
4407
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1135
    def find_in_path(name, path, default=None):
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1136
        '''find name in search path. path can be string (will be split
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1137
        with os.pathsep), or iterable thing that returns strings.  if name
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1138
        found, return path to name. else return default. name is looked up
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1139
        using cmd.exe rules, using PATHEXT.'''
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1140
        if isinstance(path, str):
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1141
            path = path.split(os.pathsep)
4516
96d8a56d4ef9 Removed trailing whitespace and tabs from python files
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4508
diff changeset
  1142
4407
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1143
        pathext = os.environ.get('PATHEXT', '.COM;.EXE;.BAT;.CMD')
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1144
        pathext = pathext.lower().split(os.pathsep)
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1145
        isexec = os.path.splitext(name)[1].lower() in pathext
4516
96d8a56d4ef9 Removed trailing whitespace and tabs from python files
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4508
diff changeset
  1146
4407
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1147
        for p in path:
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1148
            p_name = os.path.join(p, name)
4516
96d8a56d4ef9 Removed trailing whitespace and tabs from python files
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4508
diff changeset
  1149
4407
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1150
            if isexec and os.path.exists(p_name):
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1151
                return p_name
4516
96d8a56d4ef9 Removed trailing whitespace and tabs from python files
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4508
diff changeset
  1152
4407
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1153
            for ext in pathext:
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1154
                p_name_ext = p_name + ext
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1155
                if os.path.exists(p_name_ext):
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1156
                    return p_name_ext
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1157
        return default
3677
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1158
4803
7549cd526b7f Fix serve on Windows without win32* modules.
Nathan Jones <nathanj@insightbb.com>
parents: 4720
diff changeset
  1159
    def set_signal_handler():
7549cd526b7f Fix serve on Windows without win32* modules.
Nathan Jones <nathanj@insightbb.com>
parents: 4720
diff changeset
  1160
        try:
7549cd526b7f Fix serve on Windows without win32* modules.
Nathan Jones <nathanj@insightbb.com>
parents: 4720
diff changeset
  1161
            set_signal_handler_win32()
7549cd526b7f Fix serve on Windows without win32* modules.
Nathan Jones <nathanj@insightbb.com>
parents: 4720
diff changeset
  1162
        except NameError:
7549cd526b7f Fix serve on Windows without win32* modules.
Nathan Jones <nathanj@insightbb.com>
parents: 4720
diff changeset
  1163
            pass
7549cd526b7f Fix serve on Windows without win32* modules.
Nathan Jones <nathanj@insightbb.com>
parents: 4720
diff changeset
  1164
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
  1165
    try:
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
  1166
        # override functions with win32 versions if possible
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
  1167
        from util_win32 import *
5659
3da652f2039c util: get rid of is_win_9x wart
Matt Mackall <mpm@selenic.com>
parents: 5647
diff changeset
  1168
        if not _is_win_9x():
2250
45aef5ddcdbe windows: revlog.lazyparser not always safe to use.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2237
diff changeset
  1169
            posixfile = posixfile_nt
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
  1170
    except ImportError:
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
  1171
        pass
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
  1172
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
  1173
else:
461
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
  1174
    nulldev = '/dev/null'
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
  1175
1583
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
  1176
    def rcfiles(path):
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
  1177
        rcs = [os.path.join(path, 'hgrc')]
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
  1178
        rcdir = os.path.join(path, 'hgrc.d')
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
  1179
        try:
5396
5105b119edd2 Add osutil module, containing a listdir function.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5360
diff changeset
  1180
            rcs.extend([os.path.join(rcdir, f)
5105b119edd2 Add osutil module, containing a listdir function.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5360
diff changeset
  1181
                        for f, kind in osutil.listdir(rcdir)
1583
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
  1182
                        if f.endswith(".rc")])
3131
cff3c58a5766 fix warnings spotted by pychecker
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3098
diff changeset
  1183
        except OSError:
cff3c58a5766 fix warnings spotted by pychecker
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3098
diff changeset
  1184
            pass
1583
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
  1185
        return rcs
1951
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1186
4083
33c369afec94 Unified *_rcpath so the interface is similar across operating systems
Shane Holloway <shane.holloway@ieee.org>
parents: 4069
diff changeset
  1187
    def system_rcpath():
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
        path = []
2263
2f64cbaa1e92 make reason for sys.argv change obvious in code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2262
diff changeset
  1189
        # old mod_python does not set sys.argv
2261
20cf545b4725 Check existance of sys.argv for the use from mod_python.
Shun-ichi GOTO <shunichi.goto@gmail.com>
parents: 2237
diff changeset
  1190
        if len(getattr(sys, 'argv', [])) > 0:
1951
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1191
            path.extend(rcfiles(os.path.dirname(sys.argv[0]) +
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1192
                                  '/../etc/mercurial'))
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1193
        path.extend(rcfiles('/etc/mercurial'))
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1194
        return path
1292
141951276ba1 Use platform-appropriate rc file names.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1285
diff changeset
  1195
4083
33c369afec94 Unified *_rcpath so the interface is similar across operating systems
Shane Holloway <shane.holloway@ieee.org>
parents: 4069
diff changeset
  1196
    def user_rcpath():
33c369afec94 Unified *_rcpath so the interface is similar across operating systems
Shane Holloway <shane.holloway@ieee.org>
parents: 4069
diff changeset
  1197
        return [os.path.expanduser('~/.hgrc')]
33c369afec94 Unified *_rcpath so the interface is similar across operating systems
Shane Holloway <shane.holloway@ieee.org>
parents: 4069
diff changeset
  1198
1285
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
  1199
    def parse_patch_output(output_line):
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
  1200
        """parses the output produced by patch and returns the file name"""
1593
6bb3463b124b if a filename contains spaces, patch adds quote around it
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1585
diff changeset
  1201
        pf = output_line[14:]
4720
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1202
        if os.sys.platform == 'OpenVMS':
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1203
            if pf[0] == '`':
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1204
                pf = pf[1:-1] # Remove the quotes
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1205
        else:
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1206
           if pf.startswith("'") and pf.endswith("'") and " " in pf:
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1207
                pf = pf[1:-1] # Remove the quotes
1593
6bb3463b124b if a filename contains spaces, patch adds quote around it
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1585
diff changeset
  1208
        return pf
1285
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
  1209
5644
e2e8e977a6cb win32: fix ssh://host:port when using Plink
Steve Borho <steve@borho.org>
parents: 5525
diff changeset
  1210
    def sshargs(sshcmd, host, user, port):
e2e8e977a6cb win32: fix ssh://host:port when using Plink
Steve Borho <steve@borho.org>
parents: 5525
diff changeset
  1211
        '''Build argument list for ssh'''
e2e8e977a6cb win32: fix ssh://host:port when using Plink
Steve Borho <steve@borho.org>
parents: 5525
diff changeset
  1212
        args = user and ("%s@%s" % (user, host)) or host
5646
c722bd73c948 fix typo in sshargs
Steve Borho <steve@borho.org>
parents: 5644
diff changeset
  1213
        return port and ("%s -p %s" % (args, port)) or args
5644
e2e8e977a6cb win32: fix ssh://host:port when using Plink
Steve Borho <steve@borho.org>
parents: 5525
diff changeset
  1214
3997
3f0ba82c103f exec: remove last flag from is_exec
Matt Mackall <mpm@selenic.com>
parents: 3996
diff changeset
  1215
    def is_exec(f):
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
  1216
        """check whether a file is executable"""
2448
b77a2ef61b81 replace os.stat with os.lstat in some where.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2314
diff changeset
  1217
        return (os.lstat(f).st_mode & 0100 != 0)
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
  1218
5702
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1219
    def set_flags(f, flags):
2448
b77a2ef61b81 replace os.stat with os.lstat in some where.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2314
diff changeset
  1220
        s = os.lstat(f).st_mode
5702
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1221
        x = "x" in flags
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1222
        l = "l" in flags
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1223
        if l:
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1224
            if not stat.S_ISLNK(s):
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1225
                # switch file to link
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1226
                data = file(f).read()
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1227
                os.unlink(f)
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1228
                os.symlink(data, f)
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1229
            # no chmod needed at this point
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
  1230
            return
5702
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1231
        if stat.S_ISLNK(s):
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1232
            # switch link to file
3999
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1233
            data = os.readlink(f)
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1234
            os.unlink(f)
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1235
            file(f, "w").write(data)
5702
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1236
            s = 0666 & ~_umask # avoid restatting for chmod
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1237
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1238
        sx = s & 0100
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1239
        if x and not sx:
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
  1240
            # Turn on +x for every +r bit when making a file executable
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
  1241
            # and obey umask.
4326
5e3936eabe5d pull umask-checking up
Matt Mackall <mpm@selenic.com>
parents: 4230
diff changeset
  1242
            os.chmod(f, s | (s & 0444) >> 2 & ~_umask)
5702
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1243
        elif not x and sx:
1b914de8d0ba util: add new set_flags method
Matt Mackall <mpm@selenic.com>
parents: 5691
diff changeset
  1244
            # Turn off all +x bits
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
  1245
            os.chmod(f, s & 0666)
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
  1246
1420
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
  1247
    def set_binary(fd):
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
  1248
        pass
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
  1249
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
  1250
    def pconvert(path):
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
  1251
        return path
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
  1252
886
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1253
    def localpath(path):
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1254
        return path
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1255
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1256
    normpath = os.path.normpath
2193
fb28ce04b349 add util.samestat function for windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2177
diff changeset
  1257
    samestat = os.path.samestat
886
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1258
422
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
  1259
    def makelock(info, pathname):
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1260
        try:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1261
            os.symlink(info, pathname)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1262
        except OSError, why:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1263
            if why.errno == errno.EEXIST:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1264
                raise
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1265
            else:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1266
                _makelock_file(info, pathname)
422
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
  1267
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
  1268
    def readlock(pathname):
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1269
        try:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1270
            return os.readlink(pathname)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1271
        except OSError, why:
4720
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1272
            if why.errno in (errno.EINVAL, errno.ENOSYS):
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1273
                return _readlock_file(pathname)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1274
            else:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1275
                raise
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1276
2791
f4d916351366 Add portable shell-quoting function; teach mq to use it.
Brendan Cully <brendan@kublai.com>
parents: 2760
diff changeset
  1277
    def shellquote(s):
4720
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1278
        if os.sys.platform == 'OpenVMS':
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1279
            return '"%s"' % s
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1280
        else:
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1281
            return "'%s'" % s.replace("'", "'\\''")
2791
f4d916351366 Add portable shell-quoting function; teach mq to use it.
Brendan Cully <brendan@kublai.com>
parents: 2760
diff changeset
  1282
5292
5a65d870871d sshrepo: fix Windows command quoting
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5291
diff changeset
  1283
    def quotecommand(cmd):
5a65d870871d sshrepo: fix Windows command quoting
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5291
diff changeset
  1284
        return cmd
5a65d870871d sshrepo: fix Windows command quoting
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5291
diff changeset
  1285
6548
962eb403165b replace usage of os.popen() with util.popen()
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 6507
diff changeset
  1286
    def popen(command, mode='r'):
962eb403165b replace usage of os.popen() with util.popen()
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 6507
diff changeset
  1287
        return os.popen(command, mode)
5481
003d1f174fe1 Fix Windows os.popen bug with interleaved stdout/stderr output
Patrick Mezard <pmezard@gmail.com>
parents: 5454
diff changeset
  1288
1877
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1289
    def testpid(pid):
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1290
        '''return False if pid dead, True if running or not sure'''
4720
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1291
        if os.sys.platform == 'OpenVMS':
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1292
            return True
1877
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1293
        try:
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1294
            os.kill(pid, 0)
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1295
            return True
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1296
        except OSError, inst:
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1297
            return inst.errno != errno.ESRCH
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1298
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1299
    def explain_exit(code):
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1300
        """return a 2-tuple (desc, code) describing a process's status"""
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1301
        if os.WIFEXITED(code):
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1302
            val = os.WEXITSTATUS(code)
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
  1303
            return _("exited with status %d") % val, val
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1304
        elif os.WIFSIGNALED(code):
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1305
            val = os.WTERMSIG(code)
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
  1306
            return _("killed by signal %d") % val, val
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1307
        elif os.WIFSTOPPED(code):
912
302f83b85054 Minor tweak: os.STOPSIG -> os.WSTOPSIG. Pychecker spotted this one.
mark.williamson@cl.cam.ac.uk
parents: 897
diff changeset
  1308
            val = os.WSTOPSIG(code)
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
  1309
            return _("stopped by signal %d") % val, val
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
  1310
        raise ValueError(_("invalid exit code"))
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1311
3677
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1312
    def isowner(fp, st=None):
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1313
        """Return True if the file object f belongs to the current user.
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1314
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1315
        The return value of a util.fstat(f) may be passed as the st argument.
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1316
        """
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1317
        if st is None:
3859
8c24b6fd5866 fix errors spotted by pychecker
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3854
diff changeset
  1318
            st = fstat(fp)
3677
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1319
        return st.st_uid == os.getuid()
4516
96d8a56d4ef9 Removed trailing whitespace and tabs from python files
Thomas Arendsen Hein <thomas@intevation.de>
parents: 4508
diff changeset
  1320
4407
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1321
    def find_in_path(name, path, default=None):
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1322
        '''find name in search path. path can be string (will be split
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1323
        with os.pathsep), or iterable thing that returns strings.  if name
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1324
        found, return path to name. else return default.'''
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1325
        if isinstance(path, str):
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1326
            path = path.split(os.pathsep)
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1327
        for p in path:
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1328
            p_name = os.path.join(p, name)
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1329
            if os.path.exists(p_name):
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1330
                return p_name
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1331
        return default
3677
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1332
4672
272c0a09b203 Handle CTRL+C in serve under Windows.
Marcos Chaves <marcos.nospam@gmail.com>
parents: 4647
diff changeset
  1333
    def set_signal_handler():
272c0a09b203 Handle CTRL+C in serve under Windows.
Marcos Chaves <marcos.nospam@gmail.com>
parents: 4647
diff changeset
  1334
        pass
272c0a09b203 Handle CTRL+C in serve under Windows.
Marcos Chaves <marcos.nospam@gmail.com>
parents: 4647
diff changeset
  1335
4488
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1336
def find_exe(name, default=None):
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1337
    '''find path of an executable.
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1338
    if name contains a path component, return it as is.  otherwise,
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1339
    use normal executable search path.'''
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1340
4720
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1341
    if os.sep in name or sys.platform == 'OpenVMS':
4488
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1342
        # don't check the executable bit.  if the file isn't
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1343
        # executable, whoever tries to actually run it will give a
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1344
        # much more useful error message.
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1345
        return name
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1346
    return find_in_path(name, os.environ.get('PATH', ''), default=default)
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1347
3852
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1348
def _buildencodefun():
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1349
    e = '_'
3860
8e907b86126b fix reserved char on windows, '[]+' are allowed
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3859
diff changeset
  1350
    win_reserved = [ord(x) for x in '\\:*?"<>|']
3852
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1351
    cmap = dict([ (chr(x), chr(x)) for x in xrange(127) ])
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1352
    for x in (range(32) + range(126, 256) + win_reserved):
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1353
        cmap[chr(x)] = "~%02x" % x
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1354
    for x in range(ord("A"), ord("Z")+1) + [ord(e)]:
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1355
        cmap[chr(x)] = e + chr(x).lower()
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1356
    dmap = {}
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1357
    for k, v in cmap.iteritems():
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1358
        dmap[v] = k
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1359
    def decode(s):
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1360
        i = 0
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1361
        while i < len(s):
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1362
            for l in xrange(1, 4):
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1363
                try:
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1364
                    yield dmap[s[i:i+l]]
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1365
                    i += l
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1366
                    break
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1367
                except KeyError:
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1368
                    pass
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1369
            else:
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1370
                raise KeyError
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1371
    return (lambda s: "".join([cmap[c] for c in s]),
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1372
            lambda s: "".join(list(decode(s))))
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1373
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1374
encodefilename, decodefilename = _buildencodefun()
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1375
3853
c0b449154a90 switch to the .hg/store layout, fix the tests
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3852
diff changeset
  1376
def encodedopener(openerfn, fn):
c0b449154a90 switch to the .hg/store layout, fix the tests
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3852
diff changeset
  1377
    def o(path, *args, **kw):
c0b449154a90 switch to the .hg/store layout, fix the tests
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3852
diff changeset
  1378
        return openerfn(fn(path), *args, **kw)
c0b449154a90 switch to the .hg/store layout, fix the tests
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3852
diff changeset
  1379
    return o
3677
1a0fa3914c46 Avoid looking up usernames if the current user owns the .hgrc file
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3673
diff changeset
  1380
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1381
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
  1382
    """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
  1383
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1384
    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
  1385
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1386
    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
  1387
    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
  1388
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1389
    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
  1390
    """
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1391
    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
  1392
    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
  1393
    os.close(fd)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1394
    # 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
  1395
    # 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
  1396
    # 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
  1397
    try:
5740
9046a4f6a07c atomictempfile: avoid chmod weirdness on Linux vfat
Matt Mackall <mpm@selenic.com>
parents: 5739
diff changeset
  1398
        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
  1399
    except OSError, inst:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1400
        if inst.errno != errno.ENOENT:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1401
            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
  1402
        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
  1403
        if st_mode 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
  1404
            st_mode = ~_umask
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1405
        st_mode &= 0666
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1406
    os.chmod(temp, st_mode)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1407
    if emptyok:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1408
        return temp
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1409
    try:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1410
        try:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1411
            ifp = posixfile(name, "rb")
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1412
        except IOError, inst:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1413
            if inst.errno == errno.ENOENT:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1414
                return temp
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1415
            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
  1416
                inst.filename = name
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1417
            raise
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1418
        ofp = posixfile(temp, "wb")
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1419
        for chunk in filechunkiter(ifp):
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1420
            ofp.write(chunk)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1421
        ifp.close()
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1422
        ofp.close()
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1423
    except:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1424
        try: os.unlink(temp)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1425
        except: pass
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1426
        raise
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1427
    return temp
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1428
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1429
class atomictempfile(posixfile):
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1430
    """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
  1431
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1432
    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
  1433
    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
  1434
    name, making the changes visible.
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1435
    """
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1436
    def __init__(self, name, mode, createmode):
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1437
        self.__name = name
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1438
        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
  1439
                               createmode=createmode)
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1440
        posixfile.__init__(self, self.temp, mode)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1441
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1442
    def rename(self):
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1443
        if not self.closed:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1444
            posixfile.close(self)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1445
            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
  1446
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1447
    def __del__(self):
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1448
        if not self.closed:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1449
            try:
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1450
                os.unlink(self.temp)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1451
            except: pass
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1452
            posixfile.close(self)
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1453
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1454
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
  1455
    """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
  1456
    try:
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1457
        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
  1458
        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
  1459
            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
  1460
        return
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1461
    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
  1462
        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
  1463
            return
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1464
        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
  1465
            raise
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1466
    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
  1467
    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
  1468
    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
  1469
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1470
class opener(object):
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1471
    """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
  1472
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1473
    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
  1474
    remote file access from higher level code.
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1475
    """
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1476
    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
  1477
        self.base = base
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
  1478
        if audit:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
  1479
            self.audit_path = path_auditor(base)
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
  1480
        else:
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
  1481
            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
  1482
        self.createmode = None
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1483
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1484
    def __getattr__(self, name):
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1485
        if name == '_can_symlink':
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1486
            self._can_symlink = checklink(self.base)
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1487
            return self._can_symlink
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1488
        raise AttributeError(name)
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1489
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1490
    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
  1491
        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
  1492
            return
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1493
        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
  1494
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1495
    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
  1496
        self.audit_path(path)
4827
89defeae88f3 turn util.opener into a class
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4803
diff changeset
  1497
        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
  1498
4720
72fb6f10fac1 OpenVMS patches
Jean-Francois PIERONNE <jf.pieronne@laposte.net>
parents: 4708
diff changeset
  1499
        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
  1500
            mode += "b" # for that other OS
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1501
6062
3c3b126e5619 Make files in .hg inherit the permissions from .hg/store
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 6007
diff changeset
  1502
        nlink = -1
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1503
        if mode[0] != "r":
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1504
            try:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1505
                nlink = nlinks(f)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1506
            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
  1507
                nlink = 0
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1508
                d = os.path.dirname(f)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1509
                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
  1510
                    makedirs(d, self.createmode)
4508
0026ccc2bf23 Remove atomicfile class.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4488
diff changeset
  1511
            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
  1512
                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
  1513
            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
  1514
                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
  1515
        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
  1516
        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
  1517
            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
  1518
        return fp
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1519
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1520
    def symlink(self, src, dst):
5158
d316124ebbea Make audit_path more stringent.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5124
diff changeset
  1521
        self.audit_path(dst)
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1522
        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
  1523
        try:
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1524
            os.unlink(linkname)
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1525
        except OSError:
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1526
            pass
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1527
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1528
        dirname = os.path.dirname(linkname)
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1529
        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
  1530
            makedirs(dirname, self.createmode)
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1531
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1532
        if self._can_symlink:
4948
c8d1aa1822d5 Print meaningful error message if os.symlink fails
Bryan O'Sullivan <bos@serpentine.com>
parents: 4876
diff changeset
  1533
            try:
c8d1aa1822d5 Print meaningful error message if os.symlink fails
Bryan O'Sullivan <bos@serpentine.com>
parents: 4876
diff changeset
  1534
                os.symlink(src, linkname)
c8d1aa1822d5 Print meaningful error message if os.symlink fails
Bryan O'Sullivan <bos@serpentine.com>
parents: 4876
diff changeset
  1535
            except OSError, err:
c8d1aa1822d5 Print meaningful error message if os.symlink fails
Bryan O'Sullivan <bos@serpentine.com>
parents: 4876
diff changeset
  1536
                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
  1537
                              (src, err.strerror), linkname)
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1538
        else:
5077
84b10dc3dccc Fix issue 653: symlinks checkout failure on non-supporting platforms
Patrick Mezard <pmezard@gmail.com>
parents: 5062
diff changeset
  1539
            f = self(dst, "w")
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1540
            f.write(src)
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1541
            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
  1542
            self._fixfilemode(dst)
4828
41ad4105dde9 Add symlink method to util.opener.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4827
diff changeset
  1543
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1544
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
  1545
    """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
  1546
    iterator over chunks of arbitrary size."""
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
  1547
5446
fa836e050c50 chunkbuffer: removed unused method and arg
Matt Mackall <mpm@selenic.com>
parents: 5420
diff changeset
  1548
    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
  1549
        """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
  1550
        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
  1551
        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
  1552
        self.buf = ''
5446
fa836e050c50 chunkbuffer: removed unused method and arg
Matt Mackall <mpm@selenic.com>
parents: 5420
diff changeset
  1553
        self.targetsize = 2**16
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
  1554
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1555
    def read(self, l):
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
  1556
        """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
  1557
        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
  1558
        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
  1559
            # Clamp to a multiple of self.targetsize
5449
17a4b20eda7b chunkiter: handle large reads more efficiently
Matt Mackall <mpm@selenic.com>
parents: 5447
diff changeset
  1560
            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
  1561
            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
  1562
            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
  1563
            collected = len(self.buf)
5447
56591846f819 chunkiter: simplify iter logic
Matt Mackall <mpm@selenic.com>
parents: 5446
diff changeset
  1564
            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
  1565
                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
  1566
                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
  1567
                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
  1568
                    break
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1569
            if collected < targetsize:
5447
56591846f819 chunkiter: simplify iter logic
Matt Mackall <mpm@selenic.com>
parents: 5446
diff changeset
  1570
                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
  1571
            self.buf = collector.getvalue()
5449
17a4b20eda7b chunkiter: handle large reads more efficiently
Matt Mackall <mpm@selenic.com>
parents: 5447
diff changeset
  1572
        if len(self.buf) == l:
5450
c728424d44c6 revlog: fix caching of buffer objects
Matt Mackall <mpm@selenic.com>
parents: 5449
diff changeset
  1573
            s, self.buf = str(self.buf), ''
5449
17a4b20eda7b chunkiter: handle large reads more efficiently
Matt Mackall <mpm@selenic.com>
parents: 5447
diff changeset
  1574
        else:
17a4b20eda7b chunkiter: handle large reads more efficiently
Matt Mackall <mpm@selenic.com>
parents: 5447
diff changeset
  1575
            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
  1576
        return s
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1577
2462
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1578
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
  1579
    """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
  1580
    (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
  1581
    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
  1582
    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
  1583
    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
  1584
    requested."""
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1585
    assert size >= 0
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1586
    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
  1587
    while True:
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1588
        if limit is None: nbytes = size
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1589
        else: nbytes = min(limit, size)
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1590
        s = nbytes and f.read(nbytes)
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1591
        if not s: break
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1592
        if limit: 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
  1593
        yield s
1320
5f277e73778f Fix up representation of dates in hgweb.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1312
diff changeset
  1594
1321
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
  1595
def makedate():
1482
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
  1596
    lt = time.localtime()
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
  1597
    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
  1598
        tz = time.altzone
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
  1599
    else:
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
  1600
        tz = time.timezone
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
  1601
    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
  1602
6229
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1603
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
  1604
    """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
  1605
    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
  1606
    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
  1607
    append time zone to string."""
1321
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
  1608
    t, tz = date or makedate()
6229
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1609
    if "%1" in format or "%2" in format:
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1610
        sign = (tz > 0) and "-" or "+"
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1611
        minutes = abs(tz) / 60
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1612
        format = format.replace("%1", "%c%02d" % (sign, minutes / 60))
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1613
        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
  1614
    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
  1615
    return s
1829
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1616
6134
7b937b26adf7 Make annotae/grep print short dates with -q/--quiet.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6111
diff changeset
  1617
def shortdate(date=None):
7b937b26adf7 Make annotae/grep print short dates with -q/--quiet.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6111
diff changeset
  1618
    """turn (timestamp, tzoff) tuple into iso 8631 date."""
6229
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1619
    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
  1620
5357
c6adf2be6069 util: add default argument to strdate
Bryan O'Sullivan <bos@serpentine.com>
parents: 5293
diff changeset
  1621
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
  1622
    """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
  1623
    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
  1624
    def timezone(string):
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1625
        tz = string.split()[-1]
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1626
        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
  1627
            sign = (tz[0] == "+") and 1 or -1
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1628
            hours = int(tz[1:3])
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1629
            minutes = int(tz[3:5])
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1630
            return -sign * (hours * 60 + minutes) * 60
3809
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1631
        if tz == "GMT" or tz == "UTC":
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1632
            return 0
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1633
        return None
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1634
3255
e96d2956eb4a util.strdate: compute timestamp using UTC, not local timezone
Jose M. Prieto <jmprieto@gmx.net>
parents: 3176
diff changeset
  1635
    # NOTE: unixtime = localunixtime + offset
3809
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1636
    offset, date = timezone(string), string
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1637
    if offset != None:
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1638
        date = " ".join(string.split()[:-1])
3808
d6529582942a improve date parsing for numerous new date formats
Matt Mackall <mpm@selenic.com>
parents: 3807
diff changeset
  1639
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1640
    # add missing elements from defaults
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1641
    for part in defaults:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1642
        found = [True for p in part if ("%"+p) in format]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1643
        if not found:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1644
            date += "@" + defaults[part]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1645
            format += "@%" + part[0]
3808
d6529582942a improve date parsing for numerous new date formats
Matt Mackall <mpm@selenic.com>
parents: 3807
diff changeset
  1646
3256
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1647
    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
  1648
    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
  1649
    if offset is None:
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1650
        # local timezone
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1651
        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
  1652
        offset = unixtime - localunixtime
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1653
    else:
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1654
        unixtime = localunixtime + offset
3255
e96d2956eb4a util.strdate: compute timestamp using UTC, not local timezone
Jose M. Prieto <jmprieto@gmx.net>
parents: 3176
diff changeset
  1655
    return unixtime, offset
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1656
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1657
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
  1658
    """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
  1659
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1660
    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
  1661
    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
  1662
    """
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1663
    if not date:
3807
e43b48f0f718 parsedate: allow '' for epoch
Matt Mackall <mpm@selenic.com>
parents: 3806
diff changeset
  1664
        return 0, 0
6230
c7253d1a774e dates: Fix bare times to be relative to "today"
Matt Mackall <mpm@selenic.com>
parents: 6229
diff changeset
  1665
    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
  1666
        return date
2609
6c5b1b5cc160 util.parsedate should understand dates from hg export
Chris Mason <mason@suse.com>
parents: 2601
diff changeset
  1667
    if not formats:
6c5b1b5cc160 util.parsedate should understand dates from hg export
Chris Mason <mason@suse.com>
parents: 2601
diff changeset
  1668
        formats = defaultdateformats
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1669
    date = date.strip()
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1670
    try:
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1671
        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
  1672
    except ValueError:
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1673
        # fill out defaults
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1674
        if not defaults:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1675
            defaults = {}
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1676
        now = makedate()
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1677
        for part in "d mb yY HI M S".split():
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1678
            if part not in defaults:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1679
                if part[0] in "HMS":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1680
                    defaults[part] = "00"
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1681
                else:
6229
c3182eeb70ea dates: improve timezone handling
Matt Mackall <mpm@selenic.com>
parents: 6224
diff changeset
  1682
                    defaults[part] = datestr(now, "%" + part[0])
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1683
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1684
        for format in formats:
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1685
            try:
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1686
                when, offset = strdate(date, format, defaults)
6087
12856a1742dc better handle errors with date parsing (issue983)
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 5917
diff changeset
  1687
            except (ValueError, OverflowError):
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1688
                pass
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1689
            else:
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1690
                break
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1691
        else:
6139
989467e8e3a9 Fix bad behaviour when specifying an invalid date (issue700)
Thomas Arendsen Hein <thomas@intevation.de>
parents: 6135
diff changeset
  1692
            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
  1693
    # 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
  1694
    # 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
  1695
    # 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
  1696
    # to UTC+14
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1697
    if abs(when) > 0x7fffffff:
3806
92a3532a01d9 parsedate: use Abort rather than ValueError
Matt Mackall <mpm@selenic.com>
parents: 3784
diff changeset
  1698
        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
  1699
    if offset < -50400 or offset > 43200:
3806
92a3532a01d9 parsedate: use Abort rather than ValueError
Matt Mackall <mpm@selenic.com>
parents: 3784
diff changeset
  1700
        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
  1701
    return when, offset
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1702
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1703
def matchdate(date):
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1704
    """Return a function that matches a given date match specifier
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1705
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1706
    Formats include:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1707
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1708
    '{date}' match a given date to the accuracy provided
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1709
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1710
    '<{date}' on or before a given date
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1711
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1712
    '>{date}' on or after a given date
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1713
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1714
    """
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1715
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1716
    def lower(date):
6230
c7253d1a774e dates: Fix bare times to be relative to "today"
Matt Mackall <mpm@selenic.com>
parents: 6229
diff changeset
  1717
        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
  1718
        return parsedate(date, extendeddateformats, d)[0]
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1719
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1720
    def upper(date):
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1721
        d = dict(mb="12", HI="23", M="59", S="59")
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1722
        for days in "31 30 29".split():
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1723
            try:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1724
                d["d"] = days
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1725
                return parsedate(date, extendeddateformats, d)[0]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1726
            except:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1727
                pass
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1728
        d["d"] = "28"
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1729
        return parsedate(date, extendeddateformats, d)[0]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1730
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1731
    if date[0] == "<":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1732
        when = upper(date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1733
        return lambda x: x <= when
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1734
    elif date[0] == ">":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1735
        when = lower(date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1736
        return lambda x: x >= when
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1737
    elif date[0] == "-":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1738
        try:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1739
            days = int(date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1740
        except ValueError:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1741
            raise Abort(_("invalid day spec: %s") % date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1742
        when = makedate()[0] - days * 3600 * 24
3813
fc5ba0ab7f45 Add --date support to log
Matt Mackall <mpm@selenic.com>
parents: 3812
diff changeset
  1743
        return lambda x: x >= when
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1744
    elif " to " in date:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1745
        a, b = date.split(" to ")
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1746
        start, stop = lower(a), upper(b)
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1747
        return lambda x: x >= start and x <= stop
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1748
    else:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1749
        start, stop = lower(date), upper(date)
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1750
        return lambda x: x >= start and x <= stop
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1751
1903
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1752
def shortuser(user):
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1753
    """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
  1754
    f = user.find('@')
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1755
    if f >= 0:
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1756
        user = user[:f]
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1757
    f = user.find('<')
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1758
    if f >= 0:
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1759
        user = user[f+1:]
3176
7492b33bdd9f shortuser should stop before the first space character.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3147
diff changeset
  1760
    f = user.find(' ')
7492b33bdd9f shortuser should stop before the first space character.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3147
diff changeset
  1761
    if f >= 0:
7492b33bdd9f shortuser should stop before the first space character.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3147
diff changeset
  1762
        user = user[:f]
3533
bb44489b901f shortname: truncate at '.' too
Matt Mackall <mpm@selenic.com>
parents: 3466
diff changeset
  1763
    f = user.find('.')
bb44489b901f shortname: truncate at '.' too
Matt Mackall <mpm@selenic.com>
parents: 3466
diff changeset
  1764
    if f >= 0:
bb44489b901f shortname: truncate at '.' too
Matt Mackall <mpm@selenic.com>
parents: 3466
diff changeset
  1765
        user = user[:f]
1903
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1766
    return user
1920
b7cc0f323a4c merge with crew.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1903 1882
diff changeset
  1767
5975
75d9fe70c654 templater: move email function to util
Matt Mackall <mpm@selenic.com>
parents: 5949
diff changeset
  1768
def email(author):
75d9fe70c654 templater: move email function to util
Matt Mackall <mpm@selenic.com>
parents: 5949
diff changeset
  1769
    '''get email of author.'''
75d9fe70c654 templater: move email function to util
Matt Mackall <mpm@selenic.com>
parents: 5949
diff changeset
  1770
    r = author.find('>')
75d9fe70c654 templater: move email function to util
Matt Mackall <mpm@selenic.com>
parents: 5949
diff changeset
  1771
    if r == -1: r = None
75d9fe70c654 templater: move email function to util
Matt Mackall <mpm@selenic.com>
parents: 5949
diff changeset
  1772
    return author[author.find('<')+1:r]
75d9fe70c654 templater: move email function to util
Matt Mackall <mpm@selenic.com>
parents: 5949
diff changeset
  1773
3767
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1774
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
  1775
    """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
  1776
    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
  1777
        return text
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1778
    else:
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1779
        return "%s..." % (text[:maxlength-3])
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1780
6284
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1781
def walkrepos(path, followsym=False, seen_dirs=None):
1829
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1782
    '''yield every hg repository under path, recursively.'''
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1783
    def errhandler(err):
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1784
        if err.filename == path:
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1785
            raise err
6284
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1786
    if followsym and hasattr(os.path, 'samestat'):
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1787
        def _add_dir_if_not_there(dirlst, dirname):
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1788
            match = False
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1789
            samestat = os.path.samestat
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1790
            dirstat = os.stat(dirname)
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1791
            for lstdirstat in dirlst:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1792
                if samestat(dirstat, lstdirstat):
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1793
                    match = True
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1794
                    break
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1795
            if not match:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1796
                dirlst.append(dirstat)
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1797
            return not match
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1798
    else:
6317
b0d937869417 hgwebdir: Tiny fix for webdir on non-symlink capable platforms.
Eric Hopper <hopper@omnifarious.org>
parents: 6284
diff changeset
  1799
        followsym = False
1829
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1800
6284
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1801
    if (seen_dirs is None) and followsym:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1802
        seen_dirs = []
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1803
        _add_dir_if_not_there(seen_dirs, path)
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1804
    for root, dirs, files in os.walk(path, topdown=True, onerror=errhandler):
6140
47e6d5d5913a Simplify utils.walkrepos().
Walter Doerwald <walter@livinglogic.de>
parents: 6139
diff changeset
  1805
        if '.hg' in dirs:
47e6d5d5913a Simplify utils.walkrepos().
Walter Doerwald <walter@livinglogic.de>
parents: 6139
diff changeset
  1806
            dirs[:] = [] # don't descend further
47e6d5d5913a Simplify utils.walkrepos().
Walter Doerwald <walter@livinglogic.de>
parents: 6139
diff changeset
  1807
            yield root # found a repository
6166
f857eac30cd5 util: make walkrepos() return .hg/patches if present
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 6153
diff changeset
  1808
            qroot = os.path.join(root, '.hg', 'patches')
6267
d036ea711140 Check for patches repo with os.path.isdir not os.path.exists
Eric Hopper <hopper@omnifarious.org>
parents: 6230
diff changeset
  1809
            if os.path.isdir(os.path.join(qroot, '.hg')):
6166
f857eac30cd5 util: make walkrepos() return .hg/patches if present
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 6153
diff changeset
  1810
                yield qroot # we have a patch queue repo here
6284
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1811
        elif followsym:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1812
            newdirs = []
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1813
            for d in dirs:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1814
                fname = os.path.join(root, d)
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1815
                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
  1816
                    if os.path.islink(fname):
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1817
                        for hgname in walkrepos(fname, True, seen_dirs):
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1818
                            yield hgname
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1819
                    else:
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1820
                        newdirs.append(d)
c93b6c0e6e84 Allow hgwebdir collections to follow symlinks.
Eric Hopper <hopper@omnifarious.org>
parents: 6267
diff changeset
  1821
            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
  1822
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1823
_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
  1824
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
  1825
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
  1826
    '''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
  1827
    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
  1828
    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
  1829
    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
  1830
    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
  1831
1951
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1832
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
  1833
    '''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
  1834
    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
  1835
    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
  1836
    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
  1837
    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
  1838
    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
  1839
    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
  1840
        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
  1841
            _rcpath = []
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1842
            for p in os.environ['HGRCPATH'].split(os.pathsep):
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1843
                if not p: continue
1956
16750010813d use a proper test instead of catching every exception
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1951
diff changeset
  1844
                if os.path.isdir(p):
5396
5105b119edd2 Add osutil module, containing a listdir function.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5360
diff changeset
  1845
                    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
  1846
                        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
  1847
                            _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
  1848
                else:
16750010813d use a proper test instead of catching every exception
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1951
diff changeset
  1849
                    _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
  1850
        else:
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1851
            _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
  1852
    return _rcpath
2612
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1853
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1854
def bytecount(nbytes):
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1855
    '''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
  1856
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1857
    units = (
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1858
        (100, 1<<30, _('%.0f GB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1859
        (10, 1<<30, _('%.1f GB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1860
        (1, 1<<30, _('%.2f GB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1861
        (100, 1<<20, _('%.0f MB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1862
        (10, 1<<20, _('%.1f MB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1863
        (1, 1<<20, _('%.2f MB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1864
        (100, 1<<10, _('%.0f KB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1865
        (10, 1<<10, _('%.1f KB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1866
        (1, 1<<10, _('%.2f KB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1867
        (1, 1, _('%.0f bytes')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1868
        )
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1869
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1870
    for multiplier, divisor, format in units:
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1871
        if nbytes >= divisor * multiplier:
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1872
            return format % (nbytes / float(divisor))
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1873
    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
  1874
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2655
diff changeset
  1875
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
  1876
    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
  1877
    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
  1878
        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
  1879
        if path.startswith('//'):
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2655
diff changeset
  1880
            path = path[2:]
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2655
diff changeset
  1881
    return path
5291
23651848d638 extdiff: avoid repr() doubling paths backslashes under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 5213
diff changeset
  1882
23651848d638 extdiff: avoid repr() doubling paths backslashes under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 5213
diff changeset
  1883
def uirepr(s):
23651848d638 extdiff: avoid repr() doubling paths backslashes under Windows
Patrick Mezard <pmezard@gmail.com>
parents: 5213
diff changeset
  1884
    # 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
  1885
    return repr(s).replace('\\\\', '\\')
5525
dcbda0c4c3eb Do not display passwords with pull/push/incoming/outgoing
Manuel Holtgrewe <purestorm@ggnore.net>
parents: 5487
diff changeset
  1886
dcbda0c4c3eb Do not display passwords with pull/push/incoming/outgoing
Manuel Holtgrewe <purestorm@ggnore.net>
parents: 5487
diff changeset
  1887
def hidepassword(url):
5798
86f5d8f608b7 fetch: hide authentication details
Bryan O'Sullivan <bos@serpentine.com>
parents: 5760
diff changeset
  1888
    '''hide user credential in a url string'''
86f5d8f608b7 fetch: hide authentication details
Bryan O'Sullivan <bos@serpentine.com>
parents: 5760
diff changeset
  1889
    scheme, netloc, path, params, query, fragment = urlparse.urlparse(url)
86f5d8f608b7 fetch: hide authentication details
Bryan O'Sullivan <bos@serpentine.com>
parents: 5760
diff changeset
  1890
    netloc = re.sub('([^:]*):([^@]*)@(.*)', r'\1:***@\3', netloc)
86f5d8f608b7 fetch: hide authentication details
Bryan O'Sullivan <bos@serpentine.com>
parents: 5760
diff changeset
  1891
    return urlparse.urlunparse((scheme, netloc, path, params, query, fragment))
5525
dcbda0c4c3eb Do not display passwords with pull/push/incoming/outgoing
Manuel Holtgrewe <purestorm@ggnore.net>
parents: 5487
diff changeset
  1892
5798
86f5d8f608b7 fetch: hide authentication details
Bryan O'Sullivan <bos@serpentine.com>
parents: 5760
diff changeset
  1893
def removeauth(url):
86f5d8f608b7 fetch: hide authentication details
Bryan O'Sullivan <bos@serpentine.com>
parents: 5760
diff changeset
  1894
    '''remove all authentication information from a url string'''
86f5d8f608b7 fetch: hide authentication details
Bryan O'Sullivan <bos@serpentine.com>
parents: 5760
diff changeset
  1895
    scheme, netloc, path, params, query, fragment = urlparse.urlparse(url)
86f5d8f608b7 fetch: hide authentication details
Bryan O'Sullivan <bos@serpentine.com>
parents: 5760
diff changeset
  1896
    netloc = netloc[netloc.find('@')+1:]
86f5d8f608b7 fetch: hide authentication details
Bryan O'Sullivan <bos@serpentine.com>
parents: 5760
diff changeset
  1897
    return urlparse.urlunparse((scheme, netloc, path, params, query, fragment))