mercurial/util.py
author Bryan O'Sullivan <bos@serpentine.com>
Sun, 27 May 2007 14:26:54 -0700
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parent 4434 439b1c35348a
child 4508 0026ccc2bf23
permissions -rw-r--r--
Introduce find_exe. Use instead of find_in_path for programs. The behaviour of find_in_path was broken for config options containing path names, because it always searched the given path, even when not necessary. The find_exe function is more polite: if the name passed to it contains a path component, it just returns it.
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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, 2006 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, popen2, re, shutil, sys, tempfile
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import os, threading, time, calendar, ConfigParser, locale, glob
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try:
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    _encoding = os.environ.get("HGENCODING") or locale.getpreferredencoding() \
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                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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    HG_ENCODINGMODE, 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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def localsub(s, a, b=None):
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    try:
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        u = s.decode(_encoding, _encodingmode)
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        if b is not None:
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            u = u[a:b]
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        else:
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            u = u[:a]
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        return u.encode(_encoding, _encodingmode)
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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!\n") % (sub, inst))
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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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    '%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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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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   135
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def cachefunc(func):
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    '''cache the result of function calls'''
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    # XXX doesn't handle keywords args
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    cache = {}
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    if func.func_code.co_argcount == 1:
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        # we gain a small amount of time because
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        # we don't need to pack/unpack the list
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        def f(arg):
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            if arg not in cache:
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                cache[arg] = func(arg)
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            return cache[arg]
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    else:
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        def f(*args):
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            if args not in cache:
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                cache[args] = func(*args)
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            return cache[args]
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    return f
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   154
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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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    (pout, pin) = popen2.popen2(cmd, -1, 'b')
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    def writer():
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        try:
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            pin.write(s)
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            pin.close()
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        except IOError, inst:
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            if inst.errno != errno.EPIPE:
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                raise
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    # 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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    return f
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def tempfilter(s, cmd):
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    '''filter string S through a pair of temporary files with CMD.
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    CMD is used as a template to create the real command to be run,
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    with the strings INFILE and OUTFILE replaced by the real names of
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    the temporary files generated.'''
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    inname, outname = None, None
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    try:
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        infd, inname = tempfile.mkstemp(prefix='hg-filter-in-')
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        fp = os.fdopen(infd, 'wb')
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        fp.write(s)
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        fp.close()
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        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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        cmd = cmd.replace('OUTFILE', outname)
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        code = os.system(cmd)
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   191
        if code: raise Abort(_("command '%s' failed: %s") %
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   192
                             (cmd, explain_exit(code)))
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        return open(outname, 'rb').read()
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    finally:
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        try:
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            if inname: os.unlink(inname)
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        except: pass
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        try:
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            if outname: os.unlink(outname)
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        except: pass
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   201
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filtertable = {
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    'tempfile:': tempfilter,
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    'pipe:': pipefilter,
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   205
    }
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   206
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def filter(s, cmd):
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    "filter a string through a command that transforms its input to its output"
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   209
    for name, fn in filtertable.iteritems():
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   210
        if cmd.startswith(name):
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            return fn(s, cmd[len(name):].lstrip())
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   212
    return pipefilter(s, cmd)
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   213
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def binary(s):
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    """return true if a string is binary data using diff's heuristic"""
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   216
    if s and '\0' in s[:4096]:
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        return True
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    return False
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   219
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f6c6fa15ff70 Move dirstate.uniq to util.unique
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def unique(g):
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   221
    """return the uniq elements of iterable g"""
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   222
    seen = {}
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   223
    l = []
556
f6c6fa15ff70 Move dirstate.uniq to util.unique
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   224
    for f in g:
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   225
        if f not in seen:
f6c6fa15ff70 Move dirstate.uniq to util.unique
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   226
            seen[f] = 1
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   227
            l.append(f)
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   228
    return l
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   229
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a82eae840447 Teach walk code about absolute paths.
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   230
class Abort(Exception):
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   231
    """Raised if a command needs to print an error and exit."""
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42a660abaf75 [PATCH] Harden os.system
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   232
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   233
class UnexpectedOutput(Abort):
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   234
    """Raised to print an error with part of output and exit."""
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   235
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   236
def always(fn): return True
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   237
def never(fn): return False
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   238
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e6d54283c090 Explicitly expand globs on Windows
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   239
def expand_glob(pats):
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   240
    '''On Windows, expand the implicit globs in a list of patterns'''
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   241
    if os.name != 'nt':
e6d54283c090 Explicitly expand globs on Windows
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   242
        return list(pats)
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   243
    ret = []
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   244
    for p in pats:
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   245
        kind, name = patkind(p, None)
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   246
        if kind is None:
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   247
            globbed = glob.glob(name)
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   248
            if globbed:
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   249
                ret.extend(globbed)
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   250
                continue
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   251
            # if we couldn't expand the glob, just keep it around
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   252
        ret.append(p)
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   253
    return ret
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   254
1563
cc2a2e12f4ad export patkind() from util
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   255
def patkind(name, dflt_pat='glob'):
cc2a2e12f4ad export patkind() from util
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diff changeset
   256
    """Split a string into an optional pattern kind prefix and the
cc2a2e12f4ad export patkind() from util
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   257
    actual pattern."""
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   258
    for prefix in 're', 'glob', 'path', 'relglob', 'relpath', 'relre':
cc2a2e12f4ad export patkind() from util
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   259
        if name.startswith(prefix + ':'): return name.split(':', 1)
cc2a2e12f4ad export patkind() from util
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   260
    return dflt_pat, name
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   261
1062
6d5a62a549fa pep-0008 cleanup
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   262
def globre(pat, head='^', tail='$'):
724
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   263
    "convert a glob pattern into a regexp"
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   264
    i, n = 0, len(pat)
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   265
    res = ''
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   266
    group = False
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   267
    def peek(): return i < n and pat[i]
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   268
    while i < n:
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   269
        c = pat[i]
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   270
        i = i+1
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   271
        if c == '*':
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   272
            if peek() == '*':
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   273
                i += 1
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   274
                res += '.*'
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   275
            else:
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   276
                res += '[^/]*'
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   277
        elif c == '?':
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   278
            res += '.'
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   279
        elif c == '[':
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   280
            j = i
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   281
            if j < n and pat[j] in '!]':
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   282
                j += 1
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   283
            while j < n and pat[j] != ']':
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   284
                j += 1
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diff changeset
   285
            if j >= n:
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diff changeset
   286
                res += '\\['
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   287
            else:
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   288
                stuff = pat[i:j].replace('\\','\\\\')
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   289
                i = j + 1
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   290
                if stuff[0] == '!':
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   291
                    stuff = '^' + stuff[1:]
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parents: 705
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   292
                elif stuff[0] == '^':
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parents: 705
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   293
                    stuff = '\\' + stuff
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   294
                res = '%s[%s]' % (res, stuff)
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   295
        elif c == '{':
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   296
            group = True
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diff changeset
   297
            res += '(?:'
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diff changeset
   298
        elif c == '}' and group:
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   299
            res += ')'
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   300
            group = False
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diff changeset
   301
        elif c == ',' and group:
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   302
            res += '|'
1990
4b0535c678d6 make it possible to escape characters in a glob expression
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1976
diff changeset
   303
        elif c == '\\':
4b0535c678d6 make it possible to escape characters in a glob expression
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parents: 1976
diff changeset
   304
            p = peek()
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1976
diff changeset
   305
            if p:
4b0535c678d6 make it possible to escape characters in a glob expression
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parents: 1976
diff changeset
   306
                i += 1
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1976
diff changeset
   307
                res += re.escape(p)
4b0535c678d6 make it possible to escape characters in a glob expression
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1976
diff changeset
   308
            else:
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1976
diff changeset
   309
                res += re.escape(c)
724
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   310
        else:
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diff changeset
   311
            res += re.escape(c)
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   312
    return head + res + tail
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   313
812
b65af904d6d7 Reduce the amount of stat traffic generated by a walk.
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parents: 782
diff changeset
   314
_globchars = {'[': 1, '{': 1, '*': 1, '?': 1}
b65af904d6d7 Reduce the amount of stat traffic generated by a walk.
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parents: 782
diff changeset
   315
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
   316
def pathto(root, n1, n2):
886
509de8ab6f31 Fix walk path handling on Windows
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parents: 884
diff changeset
   317
    '''return the relative path from one place to another.
4229
24c22a3f2ef8 pass repo.root to util.pathto() in preparation for the next patch
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4129
diff changeset
   318
    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
   319
    n1 should use os.sep to separate directories
48768b1ab23c fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3629
diff changeset
   320
    n2 should use "/" to separate directories
48768b1ab23c fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3629
diff changeset
   321
    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
   322
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
   323
    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
   324
    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
   325
    n2 should always be relative to root.
3669
48768b1ab23c fix util.pathto
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parents: 3629
diff changeset
   326
    '''
886
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
   327
    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
   328
    if os.path.isabs(n1):
c93562fb12cc Fix handling of paths when run outside the repo.
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parents: 4229
diff changeset
   329
        if os.path.splitdrive(root)[0] != os.path.splitdrive(n1)[0]:
c93562fb12cc Fix handling of paths when run outside the repo.
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parents: 4229
diff changeset
   330
            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
   331
        n2 = '/'.join((pconvert(root), n2))
3669
48768b1ab23c fix util.pathto
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3629
diff changeset
   332
    a, b = n1.split(os.sep), n2.split('/')
1541
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents: 1528
diff changeset
   333
    a.reverse()
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents: 1528
diff changeset
   334
    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
   335
    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
   336
        a.pop()
bf4e7ef08741 fixed some stuff pychecker shows, marked unclear/wrong stuff with XXX
twaldmann@thinkmo.de
parents: 1528
diff changeset
   337
        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
   338
    b.reverse()
087771ebe2e6 Fix walk code for files that do not exist anywhere, and unhandled types.
Bryan O'Sullivan <bos@serpentine.com>
parents: 878
diff changeset
   339
    return os.sep.join((['..'] * len(a)) + b)
087771ebe2e6 Fix walk code for files that do not exist anywhere, and unhandled types.
Bryan O'Sullivan <bos@serpentine.com>
parents: 878
diff changeset
   340
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   341
def canonpath(root, cwd, myname):
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   342
    """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
   343
    if root == os.sep:
8befbb4e30b2 Handle hg under /
Arun Sharma <arun@sharma-home.net>
parents: 1563
diff changeset
   344
        rootsep = os.sep
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
   345
    elif root.endswith(os.sep):
90b122730d32 Make it possible to use the root directory as the root of a repository.
Manpreet Singh <junkblocker@yahoo.com>
parents: 2263
diff changeset
   346
        rootsep = root
1566
8befbb4e30b2 Handle hg under /
Arun Sharma <arun@sharma-home.net>
parents: 1563
diff changeset
   347
    else:
1810
7596611ab3d5 Whitespace, tab and formatting cleanups, mainly in mq.py
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1635
diff changeset
   348
        rootsep = root + os.sep
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
   349
    name = myname
2090
eb40db373717 fix util.canonpath on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2085
diff changeset
   350
    if not os.path.isabs(name):
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   351
        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
   352
    name = os.path.normpath(name)
2278
3711e23ab10a Make hg status work for repositories in root directory on windows (issue 228)
Manpreet Singh <junkblocker@yahoo.com>
parents: 2271
diff changeset
   353
    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
   354
        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
   355
        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
   356
        return pconvert(name)
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   357
    elif name == root:
870
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
   358
        return ''
a82eae840447 Teach walk code about absolute paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 869
diff changeset
   359
    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
   360
        # 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
   361
        # 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
   362
        # 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
   363
        # `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
   364
        # 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
   365
        # 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
   366
        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
   367
        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
   368
        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
   369
            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
   370
                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
   371
            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
   372
                break
2193
fb28ce04b349 add util.samestat function for windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2177
diff changeset
   373
            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
   374
                if not rel:
cc8a52229620 Fix accessing the repo through a symlink.
Jun Inoue <jun.lambda@gmail.com>
parents: 4067
diff changeset
   375
                    # 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
   376
                    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
   377
                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
   378
                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
   379
                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
   380
                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
   381
            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
   382
            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
   383
            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
   384
                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
   385
            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
   386
1081
8b7d63489db3 Change canonpath to not know about repo objects
mpm@selenic.com
parents: 1075
diff changeset
   387
        raise Abort('%s not under root' % myname)
897
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   388
4197
492d0d5b6976 remove unused "head" hack from util._matcher
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4195
diff changeset
   389
def matcher(canonroot, cwd='', names=[], inc=[], exc=[], src=None):
492d0d5b6976 remove unused "head" hack from util._matcher
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4195
diff changeset
   390
    return _matcher(canonroot, cwd, names, inc, exc, 'glob', src)
1413
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1402
diff changeset
   391
4197
492d0d5b6976 remove unused "head" hack from util._matcher
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4195
diff changeset
   392
def cmdmatcher(canonroot, cwd='', names=[], inc=[], exc=[], src=None,
492d0d5b6976 remove unused "head" hack from util._matcher
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4195
diff changeset
   393
               globbed=False, default=None):
4195
e8ee8fdeddb1 change locate to use relglobs by default
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4193
diff changeset
   394
    default = default or 'relpath'
e8ee8fdeddb1 change locate to use relglobs by default
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4193
diff changeset
   395
    if default == 'relpath' and not globbed:
4055
e37786b29bed docopy: deal with globs on windows in a better way
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4054
diff changeset
   396
        names = expand_glob(names)
4197
492d0d5b6976 remove unused "head" hack from util._matcher
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4195
diff changeset
   397
    return _matcher(canonroot, cwd, names, inc, exc, default, src)
1413
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1402
diff changeset
   398
4197
492d0d5b6976 remove unused "head" hack from util._matcher
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4195
diff changeset
   399
def _matcher(canonroot, cwd, names, inc, exc, dflt_pat, src):
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   400
    """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
   401
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   402
    arguments:
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   403
    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
   404
    cwd - the current working directory, if relevant
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   405
    names - patterns to find
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   406
    inc - patterns to include
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   407
    exc - patterns to exclude
4185
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   408
    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
   409
    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
   410
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   411
    a pattern is one of:
4185
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   412
    'glob:<glob>' - a glob relative to cwd
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   413
    're:<regexp>' - a regular expression
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   414
    'path:<path>' - a path relative to canonroot
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   415
    '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
   416
    'relpath:<path>' - a path relative to cwd
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   417
    '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
   418
    '<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
   419
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   420
    returns:
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   421
    a 3-tuple containing
4185
51ee2868a571 util._matcher: update comments
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4183
diff changeset
   422
    - 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
   423
      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
   424
      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
   425
    - a bool match(filename) function
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   426
    - a bool indicating if any patterns were passed in
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   427
    """
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   428
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
   429
    # 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
   430
    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
   431
        return [], always, False
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   432
1413
1c64c628d15f Do not use 'glob' expansion by default on OS != 'nt'
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1402
diff changeset
   433
    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
   434
        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
   435
            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
   436
        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
   437
888
e7a943e8c52b Fix up handling of regexp paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 886
diff changeset
   438
    def regex(kind, name, tail):
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   439
        '''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
   440
        if not name:
769bc4af561d util.*matcher: change default "names" argument
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4189
diff changeset
   441
            return ''
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   442
        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
   443
            return name
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   444
        elif kind == 'path':
888
e7a943e8c52b Fix up handling of regexp paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 886
diff changeset
   445
            return '^' + re.escape(name) + '(?:/|$)'
1270
fc3b41570082 Switch to new syntax for .hgignore files.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1258
diff changeset
   446
        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
   447
            return globre(name, '(?:|.*/)', tail)
888
e7a943e8c52b Fix up handling of regexp paths.
Bryan O'Sullivan <bos@serpentine.com>
parents: 886
diff changeset
   448
        elif kind == 'relpath':
4197
492d0d5b6976 remove unused "head" hack from util._matcher
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4195
diff changeset
   449
            return re.escape(name) + '(?:/|$)'
1270
fc3b41570082 Switch to new syntax for .hgignore files.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1258
diff changeset
   450
        elif kind == 'relre':
fc3b41570082 Switch to new syntax for .hgignore files.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1258
diff changeset
   451
            if name.startswith('^'):
fc3b41570082 Switch to new syntax for .hgignore files.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1258
diff changeset
   452
                return name
fc3b41570082 Switch to new syntax for .hgignore files.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1258
diff changeset
   453
            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
   454
        return globre(name, '', tail)
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   455
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   456
    def matchfn(pats, tail):
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   457
        """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
   458
        if not pats:
f4250806dbeb further fix traceback on invalid .hgignore patterns
Benoit Boissinot <mercurial-bugs@selenic.com>
parents: 1446
diff changeset
   459
            return
4371
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   460
        try:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   461
            pat = '(?:%s)' % '|'.join([regex(k, p, tail) for (k, p) in pats])
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   462
            return re.compile(pat).match
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   463
        except re.error:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   464
            for k, p in pats:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   465
                try:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   466
                    re.compile('(?:%s)' % regex(k, p, tail))
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   467
                except re.error:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   468
                    if src:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   469
                        raise Abort("%s: invalid pattern (%s): %s" %
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   470
                                    (src, k, p))
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   471
                    else:
d7ad1e42a368 util._matcher: speed up regexp matching.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4338
diff changeset
   472
                        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
   473
            raise Abort("invalid pattern")
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   474
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   475
    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
   476
        '''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
   477
        root = []
4183
6f9474044736 small globprefix fix
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4129
diff changeset
   478
        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
   479
            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
   480
            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
   481
        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
   482
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   483
    def normalizepats(names, default):
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   484
        pats = []
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   485
        roots = []
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   486
        anypats = False
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   487
        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
   488
            if kind in ('glob', 'relpath'):
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   489
                name = canonpath(canonroot, cwd, name)
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   490
            elif kind in ('relglob', 'path'):
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   491
                name = normpath(name)
4236
34c4540c04c5 util._matcher: remove superfluous variable
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4233
diff changeset
   492
34c4540c04c5 util._matcher: remove superfluous variable
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4233
diff changeset
   493
            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
   494
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   495
            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
   496
                anypats = True
4236
34c4540c04c5 util._matcher: remove superfluous variable
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4233
diff changeset
   497
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   498
            if kind == 'glob':
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   499
                root = globprefix(name)
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   500
                roots.append(root)
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   501
            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
   502
                roots.append(name or '.')
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   503
            elif kind == 'relglob':
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   504
                roots.append('.')
4236
34c4540c04c5 util._matcher: remove superfluous variable
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4233
diff changeset
   505
        return roots, pats, anypats
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   506
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   507
    roots, pats, anypats = normalizepats(names, dflt_pat)
897
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   508
820
89985a1b3427 Clean up walk and changes code to use normalised names properly.
Bryan O'Sullivan <bos@serpentine.com>
parents: 814
diff changeset
   509
    patmatch = matchfn(pats, '$') or always
897
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   510
    incmatch = always
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   511
    if inc:
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   512
        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
   513
        incmatch = matchfn(inckinds, '(?:/|$)')
897
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   514
    excmatch = lambda fn: False
fe30f5434b51 Fix bug with empty inc and exc
mpm@selenic.com
parents: 896
diff changeset
   515
    if exc:
4192
9814d600011e util._matcher: unify pattern normalization
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4190
diff changeset
   516
        dummy, exckinds, dummy = normalizepats(exc, 'glob')
2480
519a1011db91 fix -I/-X when relative paths used or in subdir
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2471
diff changeset
   517
        excmatch = matchfn(exckinds, '(?:/|$)')
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   518
4199
ec932167c3a7 Optimize return value of util._matcher for hgignore case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4198
diff changeset
   519
    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
   520
        # 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
   521
        match = incmatch
ec932167c3a7 Optimize return value of util._matcher for hgignore case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4198
diff changeset
   522
    else:
ec932167c3a7 Optimize return value of util._matcher for hgignore case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4198
diff changeset
   523
        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
   524
ec932167c3a7 Optimize return value of util._matcher for hgignore case
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4198
diff changeset
   525
    return (roots, match, (inc or exc or anypats) and True)
742
092937de2ad7 Refactor matchpats and walk
mpm@selenic.com
parents: 740
diff changeset
   526
1882
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   527
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
   528
    '''enhanced shell command execution.
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   529
    run with environment maybe modified, maybe in different dir.
508
42a660abaf75 [PATCH] Harden os.system
mpm@selenic.com
parents: 464
diff changeset
   530
1882
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   531
    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
   532
    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
   533
    exception.'''
2601
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   534
    def py2shell(val):
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   535
        '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
   536
        if val in (None, False):
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   537
            return '0'
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   538
        if val == True:
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   539
            return '1'
00fc88b0b256 move most of tag code to localrepository class.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2579
diff changeset
   540
        return str(val)
1880
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   541
    oldenv = {}
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   542
    for k in environ:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   543
        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
   544
    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
   545
        oldcwd = os.getcwd()
3905
a8c0365b2ace util.system: fix quoting on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3860
diff changeset
   546
    origcmd = cmd
a8c0365b2ace util.system: fix quoting on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3860
diff changeset
   547
    if os.name == 'nt':
a8c0365b2ace util.system: fix quoting on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3860
diff changeset
   548
        cmd = '"%s"' % cmd
1880
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   549
    try:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   550
        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
   551
            os.environ[k] = py2shell(v)
1880
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   552
        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
   553
            os.chdir(cwd)
1882
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   554
        rc = os.system(cmd)
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   555
        if rc and onerr:
3905
a8c0365b2ace util.system: fix quoting on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3860
diff changeset
   556
            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
   557
                                explain_exit(rc)[0])
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   558
            if errprefix:
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   559
                errmsg = '%s: %s' % (errprefix, errmsg)
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   560
            try:
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   561
                onerr.warn(errmsg + '\n')
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   562
            except AttributeError:
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   563
                raise onerr(errmsg)
c0320567931f merge util.esystem and util.system.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1880
diff changeset
   564
        return rc
1880
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   565
    finally:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   566
        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
   567
            if v is None:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   568
                del os.environ[k]
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   569
            else:
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   570
                os.environ[k] = v
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   571
        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
   572
            os.chdir(oldcwd)
05c7d75be925 fix broken environment save/restore when a hook runs.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1877
diff changeset
   573
4281
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   574
# 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
   575
def lexists(filename):
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   576
    "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
   577
    try:
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   578
        os.lstat(filename)
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   579
    except:
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   580
        return False
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   581
    return True
384672d8080f add util.lexists
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4275
diff changeset
   582
421
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
   583
def rename(src, dst):
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   584
    """forcibly rename a file"""
421
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
   585
    try:
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
   586
        os.rename(src, dst)
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   587
    except OSError, err:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   588
        # 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
   589
        # 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
   590
        # 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
   591
        # 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
   592
        # 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
   593
        # 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
   594
        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
   595
        os.close(fd)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   596
        os.unlink(temp)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   597
        os.rename(dst, temp)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   598
        os.unlink(temp)
421
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
   599
        os.rename(src, dst)
43b8da7420a9 [PATCH] rename under the other OS
mpm@selenic.com
parents: 419
diff changeset
   600
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
   601
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
   602
    """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
   603
    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
   604
    # 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
   605
    try:
547ede0123a2 util.unlink should only catch OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2054
diff changeset
   606
        os.removedirs(os.path.dirname(f))
547ede0123a2 util.unlink should only catch OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2054
diff changeset
   607
    except OSError:
547ede0123a2 util.unlink should only catch OSError.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2054
diff changeset
   608
        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
   609
3629
4cfb72bcb978 util: add copyfile function
Matt Mackall <mpm@selenic.com>
parents: 3568
diff changeset
   610
def copyfile(src, dest):
4cfb72bcb978 util: add copyfile function
Matt Mackall <mpm@selenic.com>
parents: 3568
diff changeset
   611
    "copy a file, preserving mode"
4271
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   612
    if os.path.islink(src):
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   613
        try:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   614
            os.unlink(dest)
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   615
        except:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   616
            pass
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   617
        os.symlink(os.readlink(src), dest)
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   618
    else:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   619
        try:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   620
            shutil.copyfile(src, dest)
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   621
            shutil.copymode(src, dest)
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   622
        except shutil.Error, inst:
1eaa8d90c689 fix util.copyfile to deal with symlinks
Eric St-Jean <esj@wwd.ca>
parents: 4256
diff changeset
   623
            raise Abort(str(inst))
3629
4cfb72bcb978 util: add copyfile function
Matt Mackall <mpm@selenic.com>
parents: 3568
diff changeset
   624
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   625
def copyfiles(src, dst, hardlink=None):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   626
    """Copy a directory tree using hardlinks if possible"""
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   627
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   628
    if hardlink is None:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   629
        hardlink = (os.stat(src).st_dev ==
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   630
                    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
   631
1207
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   632
    if os.path.isdir(src):
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   633
        os.mkdir(dst)
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   634
        for name in os.listdir(src):
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   635
            srcname = os.path.join(src, name)
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   636
            dstname = os.path.join(dst, name)
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   637
            copyfiles(srcname, dstname, hardlink)
1207
a7b8812973d9 Rewrite copytree as copyfiles
mpm@selenic.com
parents: 1200
diff changeset
   638
    else:
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   639
        if hardlink:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   640
            try:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   641
                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
   642
            except (IOError, OSError):
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   643
                hardlink = False
1591
5a3229cf1492 do not copy atime and mtime in util.copyfiles
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1585
diff changeset
   644
                shutil.copy(src, dst)
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   645
        else:
1591
5a3229cf1492 do not copy atime and mtime in util.copyfiles
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1585
diff changeset
   646
            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
   647
1835
bdfb524d728a Validate paths before reading or writing files in repository or working dir.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1830
diff changeset
   648
def audit_path(path):
bdfb524d728a Validate paths before reading or writing files in repository or working dir.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1830
diff changeset
   649
    """Abort if path contains dangerous components"""
bdfb524d728a Validate paths before reading or writing files in repository or working dir.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1830
diff changeset
   650
    parts = os.path.normcase(path).split(os.sep)
bdfb524d728a Validate paths before reading or writing files in repository or working dir.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1830
diff changeset
   651
    if (os.path.splitdrive(path)[0] or parts[0] in ('.hg', '')
bdfb524d728a Validate paths before reading or writing files in repository or working dir.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1830
diff changeset
   652
        or os.pardir in parts):
bdfb524d728a Validate paths before reading or writing files in repository or working dir.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1830
diff changeset
   653
        raise Abort(_("path contains illegal component: %s\n") % path)
bdfb524d728a Validate paths before reading or writing files in repository or working dir.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 1830
diff changeset
   654
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   655
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
   656
    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
   657
    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
   658
    os.close(ld)
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   659
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   660
def _readlock_file(pathname):
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   661
    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
   662
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   663
def nlinks(pathname):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   664
    """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
   665
    return os.lstat(pathname).st_nlink
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   666
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   667
if hasattr(os, 'link'):
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   668
    os_link = os.link
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   669
else:
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   670
    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
   671
        raise OSError(0, _("Hardlinks not supported"))
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   672
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   673
def fstat(fp):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   674
    '''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
   675
    try:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   676
        return os.fstat(fp.fileno())
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   677
    except AttributeError:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   678
        return os.stat(fp.name)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   679
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   680
posixfile = file
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
   681
2250
45aef5ddcdbe windows: revlog.lazyparser not always safe to use.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2237
diff changeset
   682
def is_win_9x():
45aef5ddcdbe windows: revlog.lazyparser not always safe to use.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2237
diff changeset
   683
    '''return true if run on windows 95, 98 or me.'''
45aef5ddcdbe windows: revlog.lazyparser not always safe to use.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2237
diff changeset
   684
    try:
45aef5ddcdbe windows: revlog.lazyparser not always safe to use.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2237
diff changeset
   685
        return sys.getwindowsversion()[3] == 1
45aef5ddcdbe windows: revlog.lazyparser not always safe to use.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2237
diff changeset
   686
    except AttributeError:
45aef5ddcdbe windows: revlog.lazyparser not always safe to use.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2237
diff changeset
   687
        return os.name == 'nt' and 'command' in os.environ.get('comspec', '')
45aef5ddcdbe windows: revlog.lazyparser not always safe to use.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2237
diff changeset
   688
3721
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   689
getuser_fallback = None
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   690
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   691
def getuser():
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   692
    '''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
   693
    try:
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   694
        return getpass.getuser()
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   695
    except ImportError:
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   696
        # 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
   697
        if getuser_fallback:
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   698
            return getuser_fallback()
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   699
    # 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
   700
    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
   701
                  'environment variable'))
98f2507c5551 only print a warning when no username is specified
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3677
diff changeset
   702
3551
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   703
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
   704
    """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
   705
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   706
    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
   707
    try:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   708
        import pwd
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   709
        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
   710
            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
   711
        try:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   712
            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
   713
        except KeyError:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   714
            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
   715
    except ImportError:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   716
        return None
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   717
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   718
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
   719
    """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
   720
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   721
    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
   722
    try:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   723
        import grp
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   724
        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
   725
            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
   726
        try:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   727
            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
   728
        except KeyError:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   729
            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
   730
    except ImportError:
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   731
        return None
3b07e223534b Only read .hg/hgrc files from trusted users/groups
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 3466
diff changeset
   732
3784
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   733
# File system features
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   734
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   735
def checkfolding(path):
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   736
    """
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   737
    Check whether the given path is on a case-sensitive filesystem
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   738
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   739
    Requires a path (like /foo/.hg) ending with a foldable final
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   740
    directory component.
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   741
    """
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   742
    s1 = os.stat(path)
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   743
    d, b = os.path.split(path)
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   744
    p2 = os.path.join(d, b.upper())
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   745
    if path == p2:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   746
        p2 = os.path.join(d, b.lower())
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   747
    try:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   748
        s2 = os.stat(p2)
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   749
        if s2 == s1:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   750
            return False
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   751
        return True
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   752
    except:
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   753
        return True
1427949b8f80 imported patch folding
Matt Mackall <mpm@selenic.com>
parents: 3770
diff changeset
   754
3994
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   755
def checkexec(path):
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   756
    """
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   757
    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
   758
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   759
    Requires a directory (like /foo/.hg)
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   760
    """
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   761
    fh, fn = tempfile.mkstemp("", "", path)
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   762
    os.close(fh)
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   763
    m = os.stat(fn).st_mode
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   764
    os.chmod(fn, m ^ 0111)
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   765
    r = (os.stat(fn).st_mode != m)
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   766
    os.unlink(fn)
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   767
    return r
1cc60eebc71f exec: checkexec checks whether filesystem supports exec flags
Matt Mackall <mpm@selenic.com>
parents: 3906
diff changeset
   768
3996
c190df14338c exec: add execfunc to simplify exec flag support on non-exec filesystems
Matt Mackall <mpm@selenic.com>
parents: 3995
diff changeset
   769
def execfunc(path, fallback):
c190df14338c exec: add execfunc to simplify exec flag support on non-exec filesystems
Matt Mackall <mpm@selenic.com>
parents: 3995
diff changeset
   770
    '''return an is_exec() function with default to fallback'''
c190df14338c exec: add execfunc to simplify exec flag support on non-exec filesystems
Matt Mackall <mpm@selenic.com>
parents: 3995
diff changeset
   771
    if checkexec(path):
3997
3f0ba82c103f exec: remove last flag from is_exec
Matt Mackall <mpm@selenic.com>
parents: 3996
diff changeset
   772
        return lambda x: is_exec(os.path.join(path, x))
3996
c190df14338c exec: add execfunc to simplify exec flag support on non-exec filesystems
Matt Mackall <mpm@selenic.com>
parents: 3995
diff changeset
   773
    return fallback
c190df14338c exec: add execfunc to simplify exec flag support on non-exec filesystems
Matt Mackall <mpm@selenic.com>
parents: 3995
diff changeset
   774
4002
d7b9ec589546 symlinks: use is_link wherever is_exec is used
Matt Mackall <mpm@selenic.com>
parents: 4000
diff changeset
   775
def checklink(path):
3998
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   776
    """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
   777
    # 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
   778
    # file already exists
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   779
    name = tempfile.mktemp(dir=path)
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   780
    try:
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   781
        os.symlink(".", name)
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   782
        os.unlink(name)
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   783
        return True
4017
ea6174c96ae1 catch AttributeError in util.checklink
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4002
diff changeset
   784
    except (OSError, AttributeError):
3998
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   785
        return False
315d47991fd4 symlinks: check whether a filesystem supports symlinks
Matt Mackall <mpm@selenic.com>
parents: 3997
diff changeset
   786
4000
3297aa945cf2 symlinks: add a linkfunc
Matt Mackall <mpm@selenic.com>
parents: 3999
diff changeset
   787
def linkfunc(path, fallback):
3297aa945cf2 symlinks: add a linkfunc
Matt Mackall <mpm@selenic.com>
parents: 3999
diff changeset
   788
    '''return an is_link() function with default to fallback'''
3297aa945cf2 symlinks: add a linkfunc
Matt Mackall <mpm@selenic.com>
parents: 3999
diff changeset
   789
    if checklink(path):
4275
81402b2b294d use os.path.islink instead of util.is_link; remove util.is_link
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4271
diff changeset
   790
        return lambda x: os.path.islink(os.path.join(path, x))
4000
3297aa945cf2 symlinks: add a linkfunc
Matt Mackall <mpm@selenic.com>
parents: 3999
diff changeset
   791
    return fallback
3297aa945cf2 symlinks: add a linkfunc
Matt Mackall <mpm@selenic.com>
parents: 3999
diff changeset
   792
4327
aba90193f4e4 cache os.umask even on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4326
diff changeset
   793
_umask = os.umask(0)
aba90193f4e4 cache os.umask even on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4326
diff changeset
   794
os.umask(_umask)
aba90193f4e4 cache os.umask even on windows
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4326
diff changeset
   795
4434
439b1c35348a Fix issue483 - mq does not work under windows with gnu-win32 patch.
Patrick Mezard <pmezard@gmail.com>
parents: 4407
diff changeset
   796
def needbinarypatch():
439b1c35348a Fix issue483 - mq does not work under windows with gnu-win32 patch.
Patrick Mezard <pmezard@gmail.com>
parents: 4407
diff changeset
   797
    """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
   798
    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
   799
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   800
# Platform specific variants
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
   801
if os.name == 'nt':
3877
abaee83ce0a6 Replace demandload with new demandimport
Matt Mackall <mpm@selenic.com>
parents: 3860
diff changeset
   802
    import msvcrt
461
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
   803
    nulldev = 'NUL:'
1609
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   804
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   805
    class winstdout:
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   806
        '''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
   807
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   808
        def __init__(self, fp):
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   809
            self.fp = fp
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   810
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   811
        def __getattr__(self, key):
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   812
            return getattr(self.fp, key)
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   813
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   814
        def close(self):
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   815
            try:
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   816
                self.fp.close()
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   817
            except: pass
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   818
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   819
        def write(self, s):
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   820
            try:
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   821
                return self.fp.write(s)
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   822
            except IOError, inst:
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   823
                if inst.errno != 0: raise
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   824
                self.close()
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   825
                raise IOError(errno.EPIPE, 'Broken pipe')
4129
e817c68edfed stdout raises EINVAL when flush() is called on a closed pipe under win32.
Patrick Mezard <pmezard@gmail.com>
parents: 4087
diff changeset
   826
                
e817c68edfed stdout raises EINVAL when flush() is called on a closed pipe under win32.
Patrick Mezard <pmezard@gmail.com>
parents: 4087
diff changeset
   827
        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
   828
            try:
e817c68edfed stdout raises EINVAL when flush() is called on a closed pipe under win32.
Patrick Mezard <pmezard@gmail.com>
parents: 4087
diff changeset
   829
                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
   830
            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
   831
                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
   832
                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
   833
                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
   834
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   835
    sys.stdout = winstdout(sys.stdout)
c50bddfbc812 eliminate backtrace when piping output on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1594
diff changeset
   836
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
   837
    def system_rcpath():
2117
760339ccc799 fix issue 217.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2115
diff changeset
   838
        try:
760339ccc799 fix issue 217.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2115
diff changeset
   839
            return system_rcpath_win32()
760339ccc799 fix issue 217.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2115
diff changeset
   840
        except:
760339ccc799 fix issue 217.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2115
diff changeset
   841
            return [r'c:\mercurial\mercurial.ini']
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
   842
4083
33c369afec94 Unified *_rcpath so the interface is similar across operating systems
Shane Holloway <shane.holloway@ieee.org>
parents: 4069
diff changeset
   843
    def user_rcpath():
33c369afec94 Unified *_rcpath so the interface is similar across operating systems
Shane Holloway <shane.holloway@ieee.org>
parents: 4069
diff changeset
   844
        '''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
   845
        try:
c08b6af023bc util_win32.py: fix user_rcpath
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4097
diff changeset
   846
            userrc = user_rcpath_win32()
c08b6af023bc util_win32.py: fix user_rcpath
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4097
diff changeset
   847
        except:
c08b6af023bc util_win32.py: fix user_rcpath
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4097
diff changeset
   848
            userrc = os.path.join(os.path.expanduser('~'), 'mercurial.ini')
c08b6af023bc util_win32.py: fix user_rcpath
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4097
diff changeset
   849
        path = [userrc]
2280
09ed44225571 On Windows look for mercurial.ini in $USERPROFILE, too, if available
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2278
diff changeset
   850
        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
   851
        if userprofile:
09ed44225571 On Windows look for mercurial.ini in $USERPROFILE, too, if available
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2278
diff changeset
   852
            path.append(os.path.join(userprofile, 'mercurial.ini'))
09ed44225571 On Windows look for mercurial.ini in $USERPROFILE, too, if available
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2278
diff changeset
   853
        return path
1292
141951276ba1 Use platform-appropriate rc file names.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1285
diff changeset
   854
1285
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
   855
    def parse_patch_output(output_line):
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
   856
        """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
   857
        pf = output_line[14:]
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
   858
        if pf[0] == '`':
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
   859
            pf = pf[1:-1] # Remove the quotes
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
   860
        return pf
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
   861
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
   862
    def testpid(pid):
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
   863
        '''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
   864
        return True
1241
3b4f05ff3130 Add support for cloning with hardlinks on windows.
Stephen Darnell
parents: 1207
diff changeset
   865
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   866
    def set_exec(f, mode):
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   867
        pass
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   868
3999
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
   869
    def set_link(f, mode):
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   870
        pass
515
03f27b1381f9 Whitespace cleanups
mpm@selenic.com
parents: 508
diff changeset
   871
1420
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
   872
    def set_binary(fd):
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
   873
        msvcrt.setmode(fd.fileno(), os.O_BINARY)
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
   874
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
   875
    def pconvert(path):
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
   876
        return path.replace("\\", "/")
422
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
   877
886
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
   878
    def localpath(path):
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
   879
        return path.replace('/', '\\')
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
   880
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
   881
    def normpath(path):
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
   882
        return pconvert(os.path.normpath(path))
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
   883
704
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   884
    makelock = _makelock_file
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
   885
    readlock = _readlock_file
461
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
   886
2193
fb28ce04b349 add util.samestat function for windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2177
diff changeset
   887
    def samestat(s1, s2):
fb28ce04b349 add util.samestat function for windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2177
diff changeset
   888
        return False
fb28ce04b349 add util.samestat function for windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2177
diff changeset
   889
4087
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
   890
    # 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
   891
    # - 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
   892
    #   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
   893
    # - 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
   894
    # - 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
   895
    #   backslash
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
   896
    # (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
   897
    # 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
   898
    # 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
   899
    # 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
   900
    # 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
   901
    _quotere = None
2791
f4d916351366 Add portable shell-quoting function; teach mq to use it.
Brendan Cully <brendan@kublai.com>
parents: 2760
diff changeset
   902
    def shellquote(s):
4087
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
   903
        global _quotere
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
   904
        if _quotere is None:
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
   905
            _quotere = re.compile(r'(\\*)("|\\$)')
587c6c652f82 Fix util.shellquote on windows.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4086
diff changeset
   906
        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
   907
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
   908
    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
   909
        return _("exited with status %d") % code, code
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
   910
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
   911
    # 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
   912
    # 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
   913
    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
   914
        return True
4407
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   915
        
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   916
    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
   917
        '''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
   918
        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
   919
        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
   920
        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
   921
        if isinstance(path, str):
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   922
            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
   923
            
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   924
        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
   925
        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
   926
        isexec = os.path.splitext(name)[1].lower() in pathext
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   927
        
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   928
        for p in path:
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   929
            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
   930
            
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   931
            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
   932
                return p_name
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   933
            
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   934
            for ext in pathext:
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   935
                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
   936
                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
   937
                    return p_name_ext
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
   938
        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
   939
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
   940
    try:
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
   941
        # override functions with win32 versions if possible
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
   942
        from util_win32 import *
2250
45aef5ddcdbe windows: revlog.lazyparser not always safe to use.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2237
diff changeset
   943
        if not is_win_9x():
45aef5ddcdbe windows: revlog.lazyparser not always safe to use.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2237
diff changeset
   944
            posixfile = posixfile_nt
2054
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
   945
    except ImportError:
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
   946
        pass
e18beba54a7e fix exception handling on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2050
diff changeset
   947
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
   948
else:
461
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
   949
    nulldev = '/dev/null'
9ae0034f2772 [PATCH] /dev/null for other OS
mpm@selenic.com
parents: 441
diff changeset
   950
1583
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
   951
    def rcfiles(path):
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
   952
        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
   953
        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
   954
        try:
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
   955
            rcs.extend([os.path.join(rcdir, f) for f in os.listdir(rcdir)
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
   956
                        if f.endswith(".rc")])
3131
cff3c58a5766 fix warnings spotted by pychecker
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3098
diff changeset
   957
        except OSError:
cff3c58a5766 fix warnings spotted by pychecker
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3098
diff changeset
   958
            pass
1583
32a4e6802864 make mercurial look in more places for config files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1482
diff changeset
   959
        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
   960
4083
33c369afec94 Unified *_rcpath so the interface is similar across operating systems
Shane Holloway <shane.holloway@ieee.org>
parents: 4069
diff changeset
   961
    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
   962
        path = []
2263
2f64cbaa1e92 make reason for sys.argv change obvious in code.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2262
diff changeset
   963
        # 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
   964
        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
   965
            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
   966
                                  '/../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
   967
        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
   968
        return path
1292
141951276ba1 Use platform-appropriate rc file names.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1285
diff changeset
   969
4083
33c369afec94 Unified *_rcpath so the interface is similar across operating systems
Shane Holloway <shane.holloway@ieee.org>
parents: 4069
diff changeset
   970
    def user_rcpath():
33c369afec94 Unified *_rcpath so the interface is similar across operating systems
Shane Holloway <shane.holloway@ieee.org>
parents: 4069
diff changeset
   971
        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
   972
1285
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
   973
    def parse_patch_output(output_line):
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
   974
        """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
   975
        pf = output_line[14:]
2579
0875cda033fd use __contains__, index or split instead of str.find
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2546
diff changeset
   976
        if pf.startswith("'") and pf.endswith("'") and " " in pf:
1593
6bb3463b124b if a filename contains spaces, patch adds quote around it
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1585
diff changeset
   977
            pf = pf[1:-1] # Remove the quotes
6bb3463b124b if a filename contains spaces, patch adds quote around it
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1585
diff changeset
   978
        return pf
1285
1546c2aa6b30 Make 'hg import' platform independent.
Volker Kleinfeld <Volker.Kleinfeld@gmx.de>
parents: 1270
diff changeset
   979
3997
3f0ba82c103f exec: remove last flag from is_exec
Matt Mackall <mpm@selenic.com>
parents: 3996
diff changeset
   980
    def is_exec(f):
1082
ce96e316278a Update util.py docstrings, fix walk test
mpm@selenic.com
parents: 1081
diff changeset
   981
        """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
   982
        return (os.lstat(f).st_mode & 0100 != 0)
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   983
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   984
    def set_exec(f, mode):
2448
b77a2ef61b81 replace os.stat with os.lstat in some where.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2314
diff changeset
   985
        s = os.lstat(f).st_mode
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   986
        if (s & 0100 != 0) == mode:
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   987
            return
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   988
        if mode:
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   989
            # 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
   990
            # and obey umask.
4326
5e3936eabe5d pull umask-checking up
Matt Mackall <mpm@selenic.com>
parents: 4230
diff changeset
   991
            os.chmod(f, s | (s & 0444) >> 2 & ~_umask)
441
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   992
        else:
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   993
            os.chmod(f, s & 0666)
e8af362cfb01 Permission handling for the other OS
mpm@selenic.com
parents: 422
diff changeset
   994
3999
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
   995
    def set_link(f, mode):
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
   996
        """make a file a symbolic link/regular file
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
   997
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
   998
        if a file is changed to a link, its contents become the link data
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
   999
        if a link is changed to a file, its link data become its contents
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1000
        """
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1001
4275
81402b2b294d use os.path.islink instead of util.is_link; remove util.is_link
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4271
diff changeset
  1002
        m = os.path.islink(f)
3999
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1003
        if m == bool(mode):
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1004
            return
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1005
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1006
        if mode: # switch file to link
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1007
            data = file(f).read()
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1008
            os.unlink(f)
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1009
            os.symlink(data, f)
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1010
        else:
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1011
            data = os.readlink(f)
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1012
            os.unlink(f)
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1013
            file(f, "w").write(data)
0b740dcf0cf1 symlinks: add basic symlink functions to util.py
Matt Mackall <mpm@selenic.com>
parents: 3998
diff changeset
  1014
1420
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
  1015
    def set_binary(fd):
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
  1016
        pass
b32b3509c7ab Avoid insertion/deletion of CRs on stdio during hg serve
olivier.maquelin@intel.com
parents: 1415
diff changeset
  1017
419
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
  1018
    def pconvert(path):
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
  1019
        return path
28511fc21073 [PATCH] file seperator handling for the other 'OS'
mpm@selenic.com
parents:
diff changeset
  1020
886
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1021
    def localpath(path):
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1022
        return path
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1023
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1024
    normpath = os.path.normpath
2193
fb28ce04b349 add util.samestat function for windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2177
diff changeset
  1025
    samestat = os.path.samestat
886
509de8ab6f31 Fix walk path handling on Windows
Bryan O'Sullivan <bos@serpentine.com>
parents: 884
diff changeset
  1026
422
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
  1027
    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
  1028
        try:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1029
            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
  1030
        except OSError, why:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1031
            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
  1032
                raise
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1033
            else:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1034
                _makelock_file(info, pathname)
422
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
  1035
10c43444a38e [PATCH] Enables lock work under the other 'OS'
mpm@selenic.com
parents: 421
diff changeset
  1036
    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
  1037
        try:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1038
            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
  1039
        except OSError, why:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1040
            if why.errno == errno.EINVAL:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1041
                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
  1042
            else:
5ca319a641e1 Make makelock and readlock work on filesystems without symlink support.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 698
diff changeset
  1043
                raise
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1044
2791
f4d916351366 Add portable shell-quoting function; teach mq to use it.
Brendan Cully <brendan@kublai.com>
parents: 2760
diff changeset
  1045
    def shellquote(s):
f4d916351366 Add portable shell-quoting function; teach mq to use it.
Brendan Cully <brendan@kublai.com>
parents: 2760
diff changeset
  1046
        return "'%s'" % s.replace("'", "'\\''")
f4d916351366 Add portable shell-quoting function; teach mq to use it.
Brendan Cully <brendan@kublai.com>
parents: 2760
diff changeset
  1047
1877
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1048
    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
  1049
        '''return False if pid dead, True if running or not sure'''
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1050
        try:
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1051
            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
  1052
            return True
d314a89fa4f1 change lock format to let us detect and break stale locks.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1835
diff changeset
  1053
        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
  1054
            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
  1055
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1056
    def explain_exit(code):
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1057
        """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
  1058
        if os.WIFEXITED(code):
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1059
            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
  1060
            return _("exited with status %d") % val, val
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1061
        elif os.WIFSIGNALED(code):
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1062
            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
  1063
            return _("killed by signal %d") % val, val
782
cdb9e95b2fab Provided platform dependent implementations for explain_exit
thananck@yahoo.com
parents: 742
diff changeset
  1064
        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
  1065
            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
  1066
            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
  1067
        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
  1068
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
  1069
    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
  1070
        """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
  1071
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
  1072
        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
  1073
        """
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
  1074
        if st is None:
3859
8c24b6fd5866 fix errors spotted by pychecker
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3854
diff changeset
  1075
            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
  1076
        return st.st_uid == os.getuid()
4407
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1077
        
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1078
    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
  1079
        '''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
  1080
        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
  1081
        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
  1082
        if isinstance(path, str):
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1083
            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
  1084
        for p in path:
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1085
            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
  1086
            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
  1087
                return p_name
f97b89314fb3 Move win32 find_in_files from util_win32 to util.
Patrick Mezard <pmezard@gmail.com>
parents: 4388
diff changeset
  1088
        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
  1089
4488
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1090
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
  1091
    '''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
  1092
    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
  1093
    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
  1094
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1095
    if os.sep in name:
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1096
        # 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
  1097
        # 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
  1098
        # 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
  1099
        return name
62019c4427e3 Introduce find_exe. Use instead of find_in_path for programs.
Bryan O'Sullivan <bos@serpentine.com>
parents: 4434
diff changeset
  1100
    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
  1101
3852
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1102
def _buildencodefun():
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1103
    e = '_'
3860
8e907b86126b fix reserved char on windows, '[]+' are allowed
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3859
diff changeset
  1104
    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
  1105
    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
  1106
    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
  1107
        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
  1108
    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
  1109
        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
  1110
    dmap = {}
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1111
    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
  1112
        dmap[v] = k
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1113
    def decode(s):
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1114
        i = 0
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1115
        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
  1116
            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
  1117
                try:
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1118
                    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
  1119
                    i += l
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1120
                    break
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1121
                except KeyError:
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1122
                    pass
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1123
            else:
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1124
                raise KeyError
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1125
    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
  1126
            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
  1127
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1128
encodefilename, decodefilename = _buildencodefun()
8a9a1a7e1698 create the encode and decode functions for the store
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3784
diff changeset
  1129
3853
c0b449154a90 switch to the .hg/store layout, fix the tests
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 3852
diff changeset
  1130
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
  1131
    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
  1132
        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
  1133
    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
  1134
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1135
def opener(base, audit=True):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1136
    """
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1137
    return a function that opens files relative to base
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1138
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1139
    this function is used to hide the details of COW semantics and
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1140
    remote file access from higher level code.
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1141
    """
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1142
    p = base
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1143
    audit_p = audit
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1144
4331
ce52deed83bc atomicfile: don't copy the original file if it'll be truncated
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4328
diff changeset
  1145
    def mktempcopy(name, emptyok=False):
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1146
        d, fn = os.path.split(name)
2177
6886bc0b77af merge with crew.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2165 2176
diff changeset
  1147
        fd, temp = tempfile.mkstemp(prefix='.%s-' % fn, dir=d)
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1148
        os.close(fd)
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
  1149
        # Temporary files are created with mode 0600, which is usually not
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
  1150
        # what we want.  If the original file already exists, just copy
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
  1151
        # its mode.  Otherwise, manually obey umask.
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
  1152
        try:
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
  1153
            st_mode = os.lstat(name).st_mode
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
  1154
        except OSError, inst:
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
  1155
            if inst.errno != errno.ENOENT:
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
  1156
                raise
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
  1157
            st_mode = 0666 & ~_umask
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
  1158
        os.chmod(temp, st_mode)
4331
ce52deed83bc atomicfile: don't copy the original file if it'll be truncated
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4328
diff changeset
  1159
        if emptyok:
ce52deed83bc atomicfile: don't copy the original file if it'll be truncated
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4328
diff changeset
  1160
            return temp
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1161
        try:
2220
6d3cc2a982f3 add filename to IOError if read of file fails.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2193
diff changeset
  1162
            try:
2237
4a069064a39b reduce memory used by util.opener when making a temp copy of a file.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2220
diff changeset
  1163
                ifp = posixfile(name, "rb")
2220
6d3cc2a982f3 add filename to IOError if read of file fails.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2193
diff changeset
  1164
            except IOError, inst:
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
  1165
                if inst.errno == errno.ENOENT:
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
  1166
                    return temp
2220
6d3cc2a982f3 add filename to IOError if read of file fails.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2193
diff changeset
  1167
                if not getattr(inst, 'filename', None):
6d3cc2a982f3 add filename to IOError if read of file fails.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2193
diff changeset
  1168
                    inst.filename = name
6d3cc2a982f3 add filename to IOError if read of file fails.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2193
diff changeset
  1169
                raise
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
  1170
            ofp = posixfile(temp, "wb")
2237
4a069064a39b reduce memory used by util.opener when making a temp copy of a file.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2220
diff changeset
  1171
            for chunk in filechunkiter(ifp):
4a069064a39b reduce memory used by util.opener when making a temp copy of a file.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2220
diff changeset
  1172
                ofp.write(chunk)
4a069064a39b reduce memory used by util.opener when making a temp copy of a file.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2220
diff changeset
  1173
            ifp.close()
4a069064a39b reduce memory used by util.opener when making a temp copy of a file.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2220
diff changeset
  1174
            ofp.close()
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1175
        except:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1176
            try: os.unlink(temp)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1177
            except: pass
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1178
            raise
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1179
        return temp
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1180
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1181
    class atomictempfile(posixfile):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1182
        """the file will only be copied when rename is called"""
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1183
        def __init__(self, name, mode):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1184
            self.__name = name
4331
ce52deed83bc atomicfile: don't copy the original file if it'll be truncated
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4328
diff changeset
  1185
            self.temp = mktempcopy(name, emptyok=('w' in mode))
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1186
            posixfile.__init__(self, self.temp, mode)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1187
        def rename(self):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1188
            if not self.closed:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1189
                posixfile.close(self)
2308
cb520d961d6a Use platform path for renaming file in util.atomictempfile.rename()
Thomas Arendsen Hein <thomas@intevation.de>
parents: 2284
diff changeset
  1190
                rename(self.temp, localpath(self.__name))
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1191
        def __del__(self):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1192
            if not self.closed:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1193
                try:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1194
                    os.unlink(self.temp)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1195
                except: pass
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1196
                posixfile.close(self)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1197
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1198
    class atomicfile(atomictempfile):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1199
        """the file will only be copied on close"""
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1200
        def __init__(self, name, mode):
4378
e33ad7cea15f Do not automatically rename an atomicfile if a write to it has generated an exception.
Brendan Cully <brendan@kublai.com>
parents: 4371
diff changeset
  1201
            self._err = False
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1202
            atomictempfile.__init__(self, name, mode)
4378
e33ad7cea15f Do not automatically rename an atomicfile if a write to it has generated an exception.
Brendan Cully <brendan@kublai.com>
parents: 4371
diff changeset
  1203
        def write(self, s):
e33ad7cea15f Do not automatically rename an atomicfile if a write to it has generated an exception.
Brendan Cully <brendan@kublai.com>
parents: 4371
diff changeset
  1204
            try:
e33ad7cea15f Do not automatically rename an atomicfile if a write to it has generated an exception.
Brendan Cully <brendan@kublai.com>
parents: 4371
diff changeset
  1205
                atomictempfile.write(self, s)
e33ad7cea15f Do not automatically rename an atomicfile if a write to it has generated an exception.
Brendan Cully <brendan@kublai.com>
parents: 4371
diff changeset
  1206
            except:
e33ad7cea15f Do not automatically rename an atomicfile if a write to it has generated an exception.
Brendan Cully <brendan@kublai.com>
parents: 4371
diff changeset
  1207
                self._err = True
e33ad7cea15f Do not automatically rename an atomicfile if a write to it has generated an exception.
Brendan Cully <brendan@kublai.com>
parents: 4371
diff changeset
  1208
                raise
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1209
        def close(self):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1210
            self.rename()
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1211
        def __del__(self):
4378
e33ad7cea15f Do not automatically rename an atomicfile if a write to it has generated an exception.
Brendan Cully <brendan@kublai.com>
parents: 4371
diff changeset
  1212
            if not self._err:
e33ad7cea15f Do not automatically rename an atomicfile if a write to it has generated an exception.
Brendan Cully <brendan@kublai.com>
parents: 4371
diff changeset
  1213
                self.rename()
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1214
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1215
    def o(path, mode="r", text=False, atomic=False, atomictemp=False):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1216
        if audit_p:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1217
            audit_path(path)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1218
        f = os.path.join(p, path)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1219
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1220
        if not text:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1221
            mode += "b" # for that other OS
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1222
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1223
        if mode[0] != "r":
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1224
            try:
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1225
                nlink = nlinks(f)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1226
            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
  1227
                nlink = 0
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1228
                d = os.path.dirname(f)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1229
                if not os.path.isdir(d):
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1230
                    os.makedirs(d)
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
  1231
            if atomic:
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
  1232
                return atomicfile(f, mode)
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
  1233
            elif atomictemp:
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
  1234
                return atomictempfile(f, mode)
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
  1235
            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
  1236
                rename(mktempcopy(f), f)
2176
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1237
        return posixfile(f, mode)
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1238
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1239
    return o
9b42304d9896 fix file handling bugs on windows.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2117
diff changeset
  1240
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1241
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
  1242
    """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
  1243
    iterator over chunks of arbitrary size."""
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
  1244
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1245
    def __init__(self, in_iter, targetsize = 2**16):
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1246
        """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
  1247
        targetsize is how big a buffer to try to maintain."""
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1248
        self.in_iter = iter(in_iter)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1249
        self.buf = ''
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1250
        self.targetsize = int(targetsize)
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
  1251
        if self.targetsize <= 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
  1252
            raise ValueError(_("targetsize must be greater than 0, was %d") %
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
  1253
                             targetsize)
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1254
        self.iterempty = False
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
  1255
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1256
    def fillbuf(self):
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
  1257
        """Ignore target size; read every chunk from iterator until empty."""
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1258
        if not self.iterempty:
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1259
            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
  1260
            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
  1261
            for ch in self.in_iter:
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1262
                collector.write(ch)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1263
            self.buf = collector.getvalue()
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1264
            self.iterempty = True
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1265
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1266
    def read(self, l):
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
  1267
        """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
  1268
        Returns less than L bytes if the iterator runs dry."""
1199
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1269
        if l > len(self.buf) and not self.iterempty:
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1270
            # Clamp to a multiple of self.targetsize
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1271
            targetsize = self.targetsize * ((l // self.targetsize) + 1)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1272
            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
  1273
            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
  1274
            collected = len(self.buf)
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1275
            for chunk in self.in_iter:
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1276
                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
  1277
                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
  1278
                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
  1279
                    break
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1280
            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
  1281
                self.iterempty = True
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1282
            self.buf = collector.getvalue()
1200
333de1d53846 Minor cleanups.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1199
diff changeset
  1283
        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
  1284
        return s
78ceaf83f28f Created a class in util called chunkbuffer that buffers reads from an
Eric Hopper <hopper@omnifarious.org>
parents: 1169
diff changeset
  1285
2462
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1286
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
  1287
    """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
  1288
    (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
  1289
    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
  1290
    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
  1291
    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
  1292
    requested."""
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1293
    assert size >= 0
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1294
    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
  1295
    while True:
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1296
        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
  1297
        else: nbytes = min(limit, size)
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1298
        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
  1299
        if not s: break
d610bcfd66a8 util: add limit to amount filechunkiter will read
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2448
diff changeset
  1300
        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
  1301
        yield s
1320
5f277e73778f Fix up representation of dates in hgweb.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1312
diff changeset
  1302
1321
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
  1303
def makedate():
1482
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
  1304
    lt = time.localtime()
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
  1305
    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
  1306
        tz = time.altzone
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
  1307
    else:
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
  1308
        tz = time.timezone
4d38b85e60aa fix handling of daylight saving time
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1479
diff changeset
  1309
    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
  1310
1987
04c17fc39c84 add changelog style to command line template.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1976
diff changeset
  1311
def datestr(date=None, format='%a %b %d %H:%M:%S %Y', timezone=True):
1321
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
  1312
    """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
  1313
    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
  1314
    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
  1315
    append time zone to string."""
1321
b47f96a178a3 Clean up date and timezone handling.
Bryan O'Sullivan <bos@serpentine.com>
parents: 1320
diff changeset
  1316
    t, tz = date or makedate()
1987
04c17fc39c84 add changelog style to command line template.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1976
diff changeset
  1317
    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
  1318
    if timezone:
04c17fc39c84 add changelog style to command line template.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1976
diff changeset
  1319
        s += " %+03d%02d" % (-tz / 3600, ((-tz % 3600) / 60))
04c17fc39c84 add changelog style to command line template.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1976
diff changeset
  1320
    return s
1829
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1321
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1322
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
  1323
    """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
  1324
    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
  1325
    def timezone(string):
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1326
        tz = string.split()[-1]
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1327
        if tz[0] in "+-" and len(tz) == 5 and tz[1:].isdigit():
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1328
            tz = int(tz)
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1329
            offset = - 3600 * (tz / 100) - 60 * (tz % 100)
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1330
            return offset
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1331
        if tz == "GMT" or tz == "UTC":
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1332
            return 0
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1333
        return None
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1334
3255
e96d2956eb4a util.strdate: compute timestamp using UTC, not local timezone
Jose M. Prieto <jmprieto@gmx.net>
parents: 3176
diff changeset
  1335
    # NOTE: unixtime = localunixtime + offset
3809
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1336
    offset, date = timezone(string), string
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1337
    if offset != None:
4d93b37b5963 parsedate: add UTC and GMT timezones
Matt Mackall <mpm@selenic.com>
parents: 3808
diff changeset
  1338
        date = " ".join(string.split()[:-1])
3808
d6529582942a improve date parsing for numerous new date formats
Matt Mackall <mpm@selenic.com>
parents: 3807
diff changeset
  1339
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1340
    # add missing elements from defaults
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1341
    for part in defaults:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1342
        found = [True for p in part if ("%"+p) in format]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1343
        if not found:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1344
            date += "@" + defaults[part]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1345
            format += "@%" + part[0]
3808
d6529582942a improve date parsing for numerous new date formats
Matt Mackall <mpm@selenic.com>
parents: 3807
diff changeset
  1346
3256
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1347
    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
  1348
    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
  1349
    if offset is None:
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1350
        # local timezone
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1351
        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
  1352
        offset = unixtime - localunixtime
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1353
    else:
e5c9a084ffe3 util.strdate: assume local time when no timezone specified
Jose M. Prieto <jmprieto@gmx.net>
parents: 3255
diff changeset
  1354
        unixtime = localunixtime + offset
3255
e96d2956eb4a util.strdate: compute timestamp using UTC, not local timezone
Jose M. Prieto <jmprieto@gmx.net>
parents: 3176
diff changeset
  1355
    return unixtime, offset
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1356
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1357
def parsedate(string, formats=None, defaults=None):
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1358
    """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
  1359
    The date may be a "unixtime offset" string or in one of the specified
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1360
    formats."""
3807
e43b48f0f718 parsedate: allow '' for epoch
Matt Mackall <mpm@selenic.com>
parents: 3806
diff changeset
  1361
    if not string:
e43b48f0f718 parsedate: allow '' for epoch
Matt Mackall <mpm@selenic.com>
parents: 3806
diff changeset
  1362
        return 0, 0
2609
6c5b1b5cc160 util.parsedate should understand dates from hg export
Chris Mason <mason@suse.com>
parents: 2601
diff changeset
  1363
    if not formats:
6c5b1b5cc160 util.parsedate should understand dates from hg export
Chris Mason <mason@suse.com>
parents: 2601
diff changeset
  1364
        formats = defaultdateformats
3808
d6529582942a improve date parsing for numerous new date formats
Matt Mackall <mpm@selenic.com>
parents: 3807
diff changeset
  1365
    string = string.strip()
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1366
    try:
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1367
        when, offset = map(int, string.split(' '))
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1368
    except ValueError:
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1369
        # fill out defaults
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1370
        if not defaults:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1371
            defaults = {}
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1372
        now = makedate()
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1373
        for part in "d mb yY HI M S".split():
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1374
            if part not in defaults:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1375
                if part[0] in "HMS":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1376
                    defaults[part] = "00"
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1377
                elif part[0] in "dm":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1378
                    defaults[part] = "1"
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1379
                else:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1380
                    defaults[part] = datestr(now, "%" + part[0], False)
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1381
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1382
        for format in formats:
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1383
            try:
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1384
                when, offset = strdate(string, format, defaults)
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1385
            except ValueError:
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1386
                pass
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1387
            else:
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1388
                break
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1389
        else:
3806
92a3532a01d9 parsedate: use Abort rather than ValueError
Matt Mackall <mpm@selenic.com>
parents: 3784
diff changeset
  1390
            raise Abort(_('invalid date: %r ') % string)
2523
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1391
    # 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
  1392
    # 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
  1393
    # 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
  1394
    # to UTC+14
4ab59a3acd16 validate the resulting date in parsedate
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 2522
diff changeset
  1395
    if abs(when) > 0x7fffffff:
3806
92a3532a01d9 parsedate: use Abort rather than ValueError
Matt Mackall <mpm@selenic.com>
parents: 3784
diff changeset
  1396
        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
  1397
    if offset < -50400 or offset > 43200:
3806
92a3532a01d9 parsedate: use Abort rather than ValueError
Matt Mackall <mpm@selenic.com>
parents: 3784
diff changeset
  1398
        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
  1399
    return when, offset
2522
85f796baab10 Allow the use of human readable dates (issue 251)
Jose M. Prieto <jmprieto@gmx.net>
parents: 2480
diff changeset
  1400
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1401
def matchdate(date):
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1402
    """Return a function that matches a given date match specifier
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1403
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1404
    Formats include:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1405
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1406
    '{date}' match a given date to the accuracy provided
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1407
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1408
    '<{date}' on or before a given date
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1409
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1410
    '>{date}' on or after a given date
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1411
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1412
    """
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1413
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1414
    def lower(date):
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1415
        return parsedate(date, extendeddateformats)[0]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1416
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1417
    def upper(date):
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1418
        d = dict(mb="12", HI="23", M="59", S="59")
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1419
        for days in "31 30 29".split():
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1420
            try:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1421
                d["d"] = days
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1422
                return parsedate(date, extendeddateformats, d)[0]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1423
            except:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1424
                pass
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1425
        d["d"] = "28"
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1426
        return parsedate(date, extendeddateformats, d)[0]
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1427
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1428
    if date[0] == "<":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1429
        when = upper(date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1430
        return lambda x: x <= when
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1431
    elif date[0] == ">":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1432
        when = lower(date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1433
        return lambda x: x >= when
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1434
    elif date[0] == "-":
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1435
        try:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1436
            days = int(date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1437
        except ValueError:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1438
            raise Abort(_("invalid day spec: %s") % date[1:])
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1439
        when = makedate()[0] - days * 3600 * 24
3813
fc5ba0ab7f45 Add --date support to log
Matt Mackall <mpm@selenic.com>
parents: 3812
diff changeset
  1440
        return lambda x: x >= when
3812
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1441
    elif " to " in date:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1442
        a, b = date.split(" to ")
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1443
        start, stop = lower(a), upper(b)
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1444
        return lambda x: x >= start and x <= stop
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1445
    else:
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1446
        start, stop = lower(date), upper(date)
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1447
        return lambda x: x >= start and x <= stop
bf6ab30559e6 Add date matching support
Matt Mackall <mpm@selenic.com>
parents: 3809
diff changeset
  1448
1903
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1449
def shortuser(user):
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1450
    """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
  1451
    f = user.find('@')
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1452
    if f >= 0:
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1453
        user = user[:f]
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1454
    f = user.find('<')
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1455
    if f >= 0:
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1456
        user = user[f+1:]
3176
7492b33bdd9f shortuser should stop before the first space character.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3147
diff changeset
  1457
    f = user.find(' ')
7492b33bdd9f shortuser should stop before the first space character.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3147
diff changeset
  1458
    if f >= 0:
7492b33bdd9f shortuser should stop before the first space character.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3147
diff changeset
  1459
        user = user[:f]
3533
bb44489b901f shortname: truncate at '.' too
Matt Mackall <mpm@selenic.com>
parents: 3466
diff changeset
  1460
    f = user.find('.')
bb44489b901f shortname: truncate at '.' too
Matt Mackall <mpm@selenic.com>
parents: 3466
diff changeset
  1461
    if f >= 0:
bb44489b901f shortname: truncate at '.' too
Matt Mackall <mpm@selenic.com>
parents: 3466
diff changeset
  1462
        user = user[:f]
1903
e4abeafd6eb1 move shortuser into util module.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1463
    return user
1920
b7cc0f323a4c merge with crew.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1903 1882
diff changeset
  1464
3767
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1465
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
  1466
    """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
  1467
    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
  1468
        return text
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1469
    else:
1861fa38a6a7 Move ellipsis code to util.ellipsis() and improve maxlength handling.
Thomas Arendsen Hein <thomas@intevation.de>
parents: 3721
diff changeset
  1470
        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
  1471
1829
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1472
def walkrepos(path):
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1473
    '''yield every hg repository under path, recursively.'''
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1474
    def errhandler(err):
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1475
        if err.filename == path:
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1476
            raise err
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1477
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1478
    for root, dirs, files in os.walk(path, onerror=errhandler):
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1479
        for d in dirs:
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1480
            if d == '.hg':
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1481
                yield root
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1482
                dirs[:] = []
b0f6af327fd4 hgwebdir: export collections of repos
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1635
diff changeset
  1483
                break
1951
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1484
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1485
_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
  1486
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
  1487
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
  1488
    '''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
  1489
    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
  1490
    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
  1491
    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
  1492
    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
  1493
1951
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1494
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
  1495
    '''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
  1496
    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
  1497
    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
  1498
    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
  1499
    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
  1500
    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
  1501
    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
  1502
        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
  1503
            _rcpath = []
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1504
            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
  1505
                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
  1506
                if os.path.isdir(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
  1507
                    for f in os.listdir(p):
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1508
                        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
  1509
                            _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
  1510
                else:
16750010813d use a proper test instead of catching every exception
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 1951
diff changeset
  1511
                    _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
  1512
        else:
696230e52e4d add HGRCPATH env var, list of places to look for hgrc files.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 1920
diff changeset
  1513
            _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
  1514
    return _rcpath
2612
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1515
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1516
def bytecount(nbytes):
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1517
    '''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
  1518
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1519
    units = (
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1520
        (100, 1<<30, _('%.0f GB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1521
        (10, 1<<30, _('%.1f GB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1522
        (1, 1<<30, _('%.2f GB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1523
        (100, 1<<20, _('%.0f MB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1524
        (10, 1<<20, _('%.1f MB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1525
        (1, 1<<20, _('%.2f MB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1526
        (100, 1<<10, _('%.0f KB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1527
        (10, 1<<10, _('%.1f KB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1528
        (1, 1<<10, _('%.2f KB')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1529
        (1, 1, _('%.0f bytes')),
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1530
        )
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1531
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1532
    for multiplier, divisor, format in units:
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1533
        if nbytes >= divisor * multiplier:
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1534
            return format % (nbytes / float(divisor))
ffb895f16925 add support for streaming clone.
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2609
diff changeset
  1535
    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
  1536
386f04d6ecb3 clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents: 2655
diff changeset
  1537
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
  1538
    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
  1539
    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
  1540
        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
  1541
        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
  1542
            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
  1543
    return path