hgext/convert/common.py
author Yuya Nishihara <yuya@tcha.org>
Sat, 03 Nov 2018 17:56:17 +0900
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parent 39836 f1d6021453c2
child 42620 d98ec36be808
permissions -rw-r--r--
ui: pass in file object to _writenobuf() See the subsequent patches for why. The "if" block in _writenobuf() will be removed soon.
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# common.py - common code for the convert extension
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#
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#  Copyright 2005-2009 Matt Mackall <mpm@selenic.com> and others
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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from __future__ import absolute_import
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import base64
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import datetime
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import errno
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import os
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import re
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import shlex
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import subprocess
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from mercurial.i18n import _
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from mercurial import (
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    encoding,
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    error,
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    phases,
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    pycompat,
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    util,
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)
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from mercurial.utils import (
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    procutil,
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)
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pickle = util.pickle
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propertycache = util.propertycache
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def _encodeornone(d):
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    if d is None:
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        return
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    return d.encode('latin1')
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class _shlexpy3proxy(object):
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    def __init__(self, l):
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        self._l = l
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    def __iter__(self):
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        return (_encodeornone(v) for v in self._l)
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    def get_token(self):
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        return _encodeornone(self._l.get_token())
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    @property
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    def infile(self):
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        return self._l.infile or '<unknown>'
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    @property
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    def lineno(self):
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        return self._l.lineno
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def shlexer(data=None, filepath=None, wordchars=None, whitespace=None):
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    if data is None:
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        if pycompat.ispy3:
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            data = open(filepath, 'r', encoding=r'latin1')
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        else:
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            data = open(filepath, 'r')
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    else:
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        if filepath is not None:
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            raise error.ProgrammingError(
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                'shlexer only accepts data or filepath, not both')
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        if pycompat.ispy3:
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            data = data.decode('latin1')
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    l = shlex.shlex(data, infile=filepath, posix=True)
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    if whitespace is not None:
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        l.whitespace_split = True
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        if pycompat.ispy3:
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            l.whitespace += whitespace.decode('latin1')
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        else:
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            l.whitespace += whitespace
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    if wordchars is not None:
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        if pycompat.ispy3:
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            l.wordchars += wordchars.decode('latin1')
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        else:
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            l.wordchars += wordchars
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    if pycompat.ispy3:
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        return _shlexpy3proxy(l)
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    return l
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def encodeargs(args):
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    def encodearg(s):
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        lines = base64.encodestring(s)
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        lines = [l.splitlines()[0] for l in lines]
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        return ''.join(lines)
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    s = pickle.dumps(args)
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    return encodearg(s)
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def decodeargs(s):
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    s = base64.decodestring(s)
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    return pickle.loads(s)
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class MissingTool(Exception):
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    pass
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def checktool(exe, name=None, abort=True):
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    name = name or exe
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    if not procutil.findexe(exe):
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        if abort:
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            exc = error.Abort
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        else:
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            exc = MissingTool
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        raise exc(_('cannot find required "%s" tool') % name)
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class NoRepo(Exception):
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    pass
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SKIPREV = 'SKIP'
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class commit(object):
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    def __init__(self, author, date, desc, parents, branch=None, rev=None,
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                 extra=None, sortkey=None, saverev=True, phase=phases.draft,
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                 optparents=None):
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        self.author = author or 'unknown'
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        self.date = date or '0 0'
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        self.desc = desc
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        self.parents = parents # will be converted and used as parents
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        self.optparents = optparents or [] # will be used if already converted
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        self.branch = branch
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        self.rev = rev
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        self.extra = extra or {}
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        self.sortkey = sortkey
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        self.saverev = saverev
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        self.phase = phase
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class converter_source(object):
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    """Conversion source interface"""
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    def __init__(self, ui, repotype, path=None, revs=None):
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        """Initialize conversion source (or raise NoRepo("message")
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        exception if path is not a valid repository)"""
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        self.ui = ui
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        self.path = path
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        self.revs = revs
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        self.repotype = repotype
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        self.encoding = 'utf-8'
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    def checkhexformat(self, revstr, mapname='splicemap'):
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        """ fails if revstr is not a 40 byte hex. mercurial and git both uses
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            such format for their revision numbering
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        """
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        if not re.match(br'[0-9a-fA-F]{40,40}$', revstr):
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            raise error.Abort(_('%s entry %s is not a valid revision'
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                               ' identifier') % (mapname, revstr))
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    def before(self):
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        pass
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    def after(self):
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        pass
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   156
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    def targetfilebelongstosource(self, targetfilename):
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        """Returns true if the given targetfile belongs to the source repo. This
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        is useful when only a subdirectory of the target belongs to the source
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        repo."""
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        # For normal full repo converts, this is always True.
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        return True
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    def setrevmap(self, revmap):
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        """set the map of already-converted revisions"""
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    def getheads(self):
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        """Return a list of this repository's heads"""
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        raise NotImplementedError
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    def getfile(self, name, rev):
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        """Return a pair (data, mode) where data is the file content
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        as a string and mode one of '', 'x' or 'l'. rev is the
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        identifier returned by a previous call to getchanges().
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        Data is None if file is missing/deleted in rev.
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        """
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        raise NotImplementedError
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    def getchanges(self, version, full):
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        """Returns a tuple of (files, copies, cleanp2).
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        files is a sorted list of (filename, id) tuples for all files
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        changed between version and its first parent returned by
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        getcommit(). If full, all files in that revision is returned.
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        id is the source revision id of the file.
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        copies is a dictionary of dest: source
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        cleanp2 is the set of files filenames that are clean against p2.
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        (Files that are clean against p1 are already not in files (unless
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        full). This makes it possible to handle p2 clean files similarly.)
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        """
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        raise NotImplementedError
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    def getcommit(self, version):
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        """Return the commit object for version"""
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        raise NotImplementedError
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    def numcommits(self):
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        """Return the number of commits in this source.
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        If unknown, return None.
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        """
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        return None
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    def gettags(self):
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        """Return the tags as a dictionary of name: revision
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        Tag names must be UTF-8 strings.
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        """
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        raise NotImplementedError
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    def recode(self, s, encoding=None):
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        if not encoding:
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            encoding = self.encoding or 'utf-8'
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        if isinstance(s, pycompat.unicode):
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            return s.encode("utf-8")
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        try:
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            return s.decode(pycompat.sysstr(encoding)).encode("utf-8")
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        except UnicodeError:
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            try:
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                return s.decode("latin-1").encode("utf-8")
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            except UnicodeError:
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                return s.decode(pycompat.sysstr(encoding),
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                                "replace").encode("utf-8")
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    def getchangedfiles(self, rev, i):
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        """Return the files changed by rev compared to parent[i].
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        i is an index selecting one of the parents of rev.  The return
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        value should be the list of files that are different in rev and
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        this parent.
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        If rev has no parents, i is None.
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        This function is only needed to support --filemap
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        """
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        raise NotImplementedError
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    def converted(self, rev, sinkrev):
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        '''Notify the source that a revision has been converted.'''
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    def hasnativeorder(self):
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        """Return true if this source has a meaningful, native revision
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        order. For instance, Mercurial revisions are store sequentially
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        while there is no such global ordering with Darcs.
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        """
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        return False
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    def hasnativeclose(self):
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        """Return true if this source has ability to close branch.
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        """
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        return False
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    def lookuprev(self, rev):
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        """If rev is a meaningful revision reference in source, return
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        the referenced identifier in the same format used by getcommit().
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        return None otherwise.
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        """
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        return None
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    def getbookmarks(self):
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        """Return the bookmarks as a dictionary of name: revision
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        Bookmark names are to be UTF-8 strings.
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        """
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        return {}
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    def checkrevformat(self, revstr, mapname='splicemap'):
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        """revstr is a string that describes a revision in the given
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           source control system.  Return true if revstr has correct
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           format.
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        """
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        return True
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class converter_sink(object):
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    """Conversion sink (target) interface"""
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    def __init__(self, ui, repotype, path):
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        """Initialize conversion sink (or raise NoRepo("message")
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        exception if path is not a valid repository)
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        created is a list of paths to remove if a fatal error occurs
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        later"""
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        self.ui = ui
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        self.path = path
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        self.created = []
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        self.repotype = repotype
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    def revmapfile(self):
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        """Path to a file that will contain lines
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        source_rev_id sink_rev_id
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        mapping equivalent revision identifiers for each system."""
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        raise NotImplementedError
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    def authorfile(self):
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        """Path to a file that will contain lines
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        srcauthor=dstauthor
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        mapping equivalent authors identifiers for each system."""
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        return None
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   302
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    def putcommit(self, files, copies, parents, commit, source, revmap, full,
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                  cleanp2):
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        """Create a revision with all changed files listed in 'files'
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        and having listed parents. 'commit' is a commit object
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        containing at a minimum the author, date, and message for this
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        changeset.  'files' is a list of (path, version) tuples,
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        'copies' is a dictionary mapping destinations to sources,
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        'source' is the source repository, and 'revmap' is a mapfile
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        of source revisions to converted revisions. Only getfile() and
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        lookuprev() should be called on 'source'. 'full' means that 'files'
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        is complete and all other files should be removed.
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        'cleanp2' is a set of the filenames that are unchanged from p2
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        (only in the common merge case where there two parents).
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        Note that the sink repository is not told to update itself to
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        a particular revision (or even what that revision would be)
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        before it receives the file data.
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        """
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        raise NotImplementedError
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    def puttags(self, tags):
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        """Put tags into sink.
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   326
        tags: {tagname: sink_rev_id, ...} where tagname is an UTF-8 string.
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        Return a pair (tag_revision, tag_parent_revision), or (None, None)
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   328
        if nothing was changed.
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   329
        """
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        raise NotImplementedError
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   331
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    def setbranch(self, branch, pbranches):
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   333
        """Set the current branch name. Called before the first putcommit
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   334
        on the branch.
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        branch: branch name for subsequent commits
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        pbranches: (converted parent revision, parent branch) tuples"""
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   337
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   338
    def setfilemapmode(self, active):
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   339
        """Tell the destination that we're using a filemap
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   340
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   341
        Some converter_sources (svn in particular) can claim that a file
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        was changed in a revision, even if there was no change.  This method
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        tells the destination that we're using a filemap and that it should
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        filter empty revisions.
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   345
        """
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   346
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   347
    def before(self):
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   348
        pass
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   349
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    def after(self):
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   351
        pass
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   352
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   353
    def putbookmarks(self, bookmarks):
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   354
        """Put bookmarks into sink.
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   355
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   356
        bookmarks: {bookmarkname: sink_rev_id, ...}
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        where bookmarkname is an UTF-8 string.
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   358
        """
5512
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   359
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diff changeset
   360
    def hascommitfrommap(self, rev):
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   361
        """Return False if a rev mentioned in a filemap is known to not be
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   362
        present."""
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   363
        raise NotImplementedError
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   364
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   365
    def hascommitforsplicemap(self, rev):
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   366
        """This method is for the special needs for splicemap handling and not
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   367
        for general use. Returns True if the sink contains rev, aborts on some
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   368
        special cases."""
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   369
        raise NotImplementedError
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   370
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   371
class commandline(object):
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    def __init__(self, ui, command):
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        self.ui = ui
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        self.command = command
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   375
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    def prerun(self):
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   377
        pass
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   378
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    def postrun(self):
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   380
        pass
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   381
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   382
    def _cmdline(self, cmd, *args, **kwargs):
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diff changeset
   383
        kwargs = pycompat.byteskwargs(kwargs)
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diff changeset
   384
        cmdline = [self.command, cmd] + list(args)
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diff changeset
   385
        for k, v in kwargs.iteritems():
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   386
            if len(k) == 1:
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diff changeset
   387
                cmdline.append('-' + k)
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diff changeset
   388
            else:
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diff changeset
   389
                cmdline.append('--' + k.replace('_', '-'))
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   390
            try:
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   391
                if len(k) == 1:
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   392
                    cmdline.append('' + v)
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   393
                else:
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   394
                    cmdline[-1] += '=' + v
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   395
            except TypeError:
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   396
                pass
37120
a8a902d7176e procutil: bulk-replace function calls to point to new module
Yuya Nishihara <yuya@tcha.org>
parents: 36607
diff changeset
   397
        cmdline = [procutil.shellquote(arg) for arg in cmdline]
7611
dafcc96c1285 convert: display child command output if --debug (fix 878466138b57)
Patrick Mezard <pmezard@gmail.com>
parents: 7610
diff changeset
   398
        if not self.ui.debugflag:
36457
0e8b76644e20 py3: convert os.devnull to bytes using pycompat.bytestr
Pulkit Goyal <7895pulkit@gmail.com>
parents: 36331
diff changeset
   399
            cmdline += ['2>', pycompat.bytestr(os.devnull)]
5529
5499dbb445de convert: fix util.popen regression in darcs converter
Patrick Mezard <pmezard@gmail.com>
parents: 5513
diff changeset
   400
        cmdline = ' '.join(cmdline)
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   401
        return cmdline
5512
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   402
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   403
    def _run(self, cmd, *args, **kwargs):
17413
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   404
        def popen(cmdline):
39836
f1d6021453c2 py3: remove a couple of superfluous calls to pycompat.rapply()
Matt Harbison <matt_harbison@yahoo.com>
parents: 39826
diff changeset
   405
            p = subprocess.Popen(procutil.tonativestr(cmdline),
39826
c31ce080eb75 py3: convert arguments, cwd and env to native strings when spawning subprocess
Matt Harbison <matt_harbison@yahoo.com>
parents: 39425
diff changeset
   406
                                 shell=True, bufsize=-1,
37120
a8a902d7176e procutil: bulk-replace function calls to point to new module
Yuya Nishihara <yuya@tcha.org>
parents: 36607
diff changeset
   407
                                 close_fds=procutil.closefds,
a8a902d7176e procutil: bulk-replace function calls to point to new module
Yuya Nishihara <yuya@tcha.org>
parents: 36607
diff changeset
   408
                                 stdout=subprocess.PIPE)
17413
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   409
            return p
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   410
        return self._dorun(popen, cmd, *args, **kwargs)
13759
49b818fd26d8 convert: add support to common commandline to access stdin of the process
Daniel Atallah <daniel.atallah@gmail.com>
parents: 13744
diff changeset
   411
49b818fd26d8 convert: add support to common commandline to access stdin of the process
Daniel Atallah <daniel.atallah@gmail.com>
parents: 13744
diff changeset
   412
    def _run2(self, cmd, *args, **kwargs):
37120
a8a902d7176e procutil: bulk-replace function calls to point to new module
Yuya Nishihara <yuya@tcha.org>
parents: 36607
diff changeset
   413
        return self._dorun(procutil.popen2, cmd, *args, **kwargs)
13759
49b818fd26d8 convert: add support to common commandline to access stdin of the process
Daniel Atallah <daniel.atallah@gmail.com>
parents: 13744
diff changeset
   414
28662
80cac1de6aea convert: rewrite gitpipe to use common.commandline (SEC)
Mateusz Kwapich <mitrandir@fb.com>
parents: 26587
diff changeset
   415
    def _run3(self, cmd, *args, **kwargs):
37120
a8a902d7176e procutil: bulk-replace function calls to point to new module
Yuya Nishihara <yuya@tcha.org>
parents: 36607
diff changeset
   416
        return self._dorun(procutil.popen3, cmd, *args, **kwargs)
28662
80cac1de6aea convert: rewrite gitpipe to use common.commandline (SEC)
Mateusz Kwapich <mitrandir@fb.com>
parents: 26587
diff changeset
   417
17413
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   418
    def _dorun(self, openfunc, cmd,  *args, **kwargs):
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   419
        cmdline = self._cmdline(cmd, *args, **kwargs)
9467
4c041f1ee1b4 do not attempt to translate ui.debug output
Martin Geisler <mg@lazybytes.net>
parents: 9431
diff changeset
   420
        self.ui.debug('running: %s\n' % (cmdline,))
5512
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   421
        self.prerun()
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   422
        try:
13759
49b818fd26d8 convert: add support to common commandline to access stdin of the process
Daniel Atallah <daniel.atallah@gmail.com>
parents: 13744
diff changeset
   423
            return openfunc(cmdline)
5512
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   424
        finally:
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   425
            self.postrun()
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   426
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   427
    def run(self, cmd, *args, **kwargs):
17413
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   428
        p = self._run(cmd, *args, **kwargs)
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   429
        output = p.communicate()[0]
5512
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   430
        self.ui.debug(output)
17413
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   431
        return output, p.returncode
5512
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   432
6035
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   433
    def runlines(self, cmd, *args, **kwargs):
17413
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   434
        p = self._run(cmd, *args, **kwargs)
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   435
        output = p.stdout.readlines()
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   436
        p.wait()
6049
348132c112cf convert: improve gnu arch source performance and other fixes
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6035
diff changeset
   437
        self.ui.debug(''.join(output))
17413
97f1f22c2dba convert: use subprocess for all commandline calls
Patrick Mezard <patrick@mezard.eu>
parents: 17412
diff changeset
   438
        return output, p.returncode
6035
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   439
5512
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   440
    def checkexit(self, status, output=''):
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   441
        if status:
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   442
            if output:
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   443
                self.ui.warn(_('%s error:\n') % self.command)
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   444
                self.ui.warn(output)
37463
bbd240f81ac5 procutil: make explainexit() simply return a message (API)
Yuya Nishihara <yuya@tcha.org>
parents: 37120
diff changeset
   445
            msg = procutil.explainexit(status)
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26035
diff changeset
   446
            raise error.Abort('%s %s' % (self.command, msg))
5512
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   447
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   448
    def run0(self, cmd, *args, **kwargs):
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   449
        output, status = self.run(cmd, *args, **kwargs)
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   450
        self.checkexit(status, output)
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   451
        return output
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   452
6035
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   453
    def runlines0(self, cmd, *args, **kwargs):
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   454
        output, status = self.runlines(cmd, *args, **kwargs)
6049
348132c112cf convert: improve gnu arch source performance and other fixes
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6035
diff changeset
   455
        self.checkexit(status, ''.join(output))
6035
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   456
        return output
df659eb23360 convert: added GNU Arch source converter
Aleix Conchillo Flaque <aleix@member.fsf.org>
parents: 6001
diff changeset
   457
15606
2ad4e9b44d8b convert: simplify getargmax() with propertycache
Patrick Mezard <pmezard@gmail.com>
parents: 14271
diff changeset
   458
    @propertycache
2ad4e9b44d8b convert: simplify getargmax() with propertycache
Patrick Mezard <pmezard@gmail.com>
parents: 14271
diff changeset
   459
    def argmax(self):
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   460
        # POSIX requires at least 4096 bytes for ARG_MAX
15606
2ad4e9b44d8b convert: simplify getargmax() with propertycache
Patrick Mezard <pmezard@gmail.com>
parents: 14271
diff changeset
   461
        argmax = 4096
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   462
        try:
39425
2dd9519b8c8a py3: make sure we pass str in os.sysconf in hgext/convert/common.py
Pulkit Goyal <pulkit@yandex-team.ru>
parents: 38312
diff changeset
   463
            argmax = os.sysconf(r"SC_ARG_MAX")
16688
cfb6682961b8 cleanup: replace naked excepts with more specific ones
Brodie Rao <brodie@sf.io>
parents: 16687
diff changeset
   464
        except (AttributeError, ValueError):
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   465
            pass
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   466
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   467
        # Windows shells impose their own limits on command line length,
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   468
        # down to 2047 bytes for cmd.exe under Windows NT/2k and 2500 bytes
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   469
        # for older 4nt.exe. See http://support.microsoft.com/kb/830473 for
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   470
        # details about cmd.exe limitations.
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   471
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   472
        # Since ARG_MAX is for command line _and_ environment, lower our limit
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   473
        # (and make happy Windows shells while doing this).
15791
a814f8fcc65a Use explicit integer division
Martin Geisler <mg@aragost.com>
parents: 15611
diff changeset
   474
        return argmax // 2 - 1
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   475
17412
e169b11fa1e0 convert: make commandline.limit_arglist private, simplify
Patrick Mezard <patrick@mezard.eu>
parents: 17391
diff changeset
   476
    def _limit_arglist(self, arglist, cmd, *args, **kwargs):
e169b11fa1e0 convert: make commandline.limit_arglist private, simplify
Patrick Mezard <patrick@mezard.eu>
parents: 17391
diff changeset
   477
        cmdlen = len(self._cmdline(cmd, *args, **kwargs))
15606
2ad4e9b44d8b convert: simplify getargmax() with propertycache
Patrick Mezard <pmezard@gmail.com>
parents: 14271
diff changeset
   478
        limit = self.argmax - cmdlen
36331
e218830f6f0a convert: don't use bytes as a variable name
Pulkit Goyal <7895pulkit@gmail.com>
parents: 36329
diff changeset
   479
        numbytes = 0
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   480
        fl = []
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   481
        for fn in arglist:
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   482
            b = len(fn) + 3
36331
e218830f6f0a convert: don't use bytes as a variable name
Pulkit Goyal <7895pulkit@gmail.com>
parents: 36329
diff changeset
   483
            if numbytes + b < limit or len(fl) == 0:
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   484
                fl.append(fn)
36331
e218830f6f0a convert: don't use bytes as a variable name
Pulkit Goyal <7895pulkit@gmail.com>
parents: 36329
diff changeset
   485
                numbytes += b
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   486
            else:
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   487
                yield fl
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   488
                fl = [fn]
36331
e218830f6f0a convert: don't use bytes as a variable name
Pulkit Goyal <7895pulkit@gmail.com>
parents: 36329
diff changeset
   489
                numbytes = b
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   490
        if fl:
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   491
            yield fl
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   492
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   493
    def xargs(self, arglist, cmd, *args, **kwargs):
17412
e169b11fa1e0 convert: make commandline.limit_arglist private, simplify
Patrick Mezard <patrick@mezard.eu>
parents: 17391
diff changeset
   494
        for l in self._limit_arglist(arglist, cmd, *args, **kwargs):
5832
2192ed187319 convert: add commandline.xargs(), use it in svn_sink class
Maxim Dounin <mdounin@mdounin.ru>
parents: 5760
diff changeset
   495
            self.run0(cmd, *(list(args) + l), **kwargs)
5510
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   496
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   497
class mapfile(dict):
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   498
    def __init__(self, ui, path):
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   499
        super(mapfile, self).__init__()
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   500
        self.ui = ui
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   501
        self.path = path
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   502
        self.fp = None
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   503
        self.order = []
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   504
        self._read()
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   505
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   506
    def _read(self):
7774
3b8f2750efcf Handle when the slicemap option is an empty string
Stefan Rusek <stefan@rusek.org>
parents: 7611
diff changeset
   507
        if not self.path:
5996
3f9ce63da18c convert: allow synthetic history to be spliced in.
Bryan O'Sullivan <bos@serpentine.com>
parents: 5959
diff changeset
   508
            return
5510
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   509
        try:
36132
42a393ea56d2 convert: open all files in binary mode
Augie Fackler <augie@google.com>
parents: 35176
diff changeset
   510
            fp = open(self.path, 'rb')
25660
328739ea70c3 global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25571
diff changeset
   511
        except IOError as err:
5510
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   512
            if err.errno != errno.ENOENT:
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   513
                raise
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   514
            return
30400
d1a0a64f6e16 convert: migrate to util.iterfile
Jun Wu <quark@fb.com>
parents: 29324
diff changeset
   515
        for i, line in enumerate(util.iterfile(fp)):
16190
9479c28a22bf convert: ignore blank lines in mapfiles (issue3286)
Patrick Mezard <patrick@mezard.eu>
parents: 16118
diff changeset
   516
            line = line.splitlines()[0].rstrip()
9479c28a22bf convert: ignore blank lines in mapfiles (issue3286)
Patrick Mezard <patrick@mezard.eu>
parents: 16118
diff changeset
   517
            if not line:
9479c28a22bf convert: ignore blank lines in mapfiles (issue3286)
Patrick Mezard <patrick@mezard.eu>
parents: 16118
diff changeset
   518
                # Ignore blank lines
9479c28a22bf convert: ignore blank lines in mapfiles (issue3286)
Patrick Mezard <patrick@mezard.eu>
parents: 16118
diff changeset
   519
                continue
8047
04c62275cbc7 convert: better mapfile parsing errors (issue1581/1)
Patrick Mezard <pmezard@gmail.com>
parents: 7774
diff changeset
   520
            try:
16190
9479c28a22bf convert: ignore blank lines in mapfiles (issue3286)
Patrick Mezard <patrick@mezard.eu>
parents: 16118
diff changeset
   521
                key, value = line.rsplit(' ', 1)
8047
04c62275cbc7 convert: better mapfile parsing errors (issue1581/1)
Patrick Mezard <pmezard@gmail.com>
parents: 7774
diff changeset
   522
            except ValueError:
26587
56b2bcea2529 error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents: 26035
diff changeset
   523
                raise error.Abort(
10282
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
   524
                    _('syntax error in %s(%d): key/value pair expected')
08a0f04b56bd many, many trivial check-code fixups
Matt Mackall <mpm@selenic.com>
parents: 10263
diff changeset
   525
                    % (self.path, i + 1))
5510
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   526
            if key not in self:
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   527
                self.order.append(key)
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   528
            super(mapfile, self).__setitem__(key, value)
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   529
        fp.close()
5760
0145f9afb0e7 Removed tabs and trailing whitespace in python files
Thomas Arendsen Hein <thomas@intevation.de>
parents: 5556
diff changeset
   530
5510
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   531
    def __setitem__(self, key, value):
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   532
        if self.fp is None:
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   533
            try:
36132
42a393ea56d2 convert: open all files in binary mode
Augie Fackler <augie@google.com>
parents: 35176
diff changeset
   534
                self.fp = open(self.path, 'ab')
25660
328739ea70c3 global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents: 25571
diff changeset
   535
            except IOError as err:
34022
d5b2beca16c0 python3: wrap all uses of <exception>.strerror with strtolocal
Augie Fackler <raf@durin42.com>
parents: 30659
diff changeset
   536
                raise error.Abort(
d5b2beca16c0 python3: wrap all uses of <exception>.strerror with strtolocal
Augie Fackler <raf@durin42.com>
parents: 30659
diff changeset
   537
                    _('could not open map file %r: %s') %
d5b2beca16c0 python3: wrap all uses of <exception>.strerror with strtolocal
Augie Fackler <raf@durin42.com>
parents: 30659
diff changeset
   538
                    (self.path, encoding.strtolocal(err.strerror)))
36148
0f9e52f900c4 convert: fix line ending of mapfile and commit.desc file
Yuya Nishihara <yuya@tcha.org>
parents: 36132
diff changeset
   539
        self.fp.write(util.tonativeeol('%s %s\n' % (key, value)))
5510
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   540
        self.fp.flush()
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   541
        super(mapfile, self).__setitem__(key, value)
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   542
11d7908a3ea8 convert: abstract map files into a class
Bryan O'Sullivan <bos@serpentine.com>
parents: 5497
diff changeset
   543
    def close(self):
5512
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   544
        if self.fp:
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   545
            self.fp.close()
8cd26ccc68f8 convert: abstract darcs's commandline handling
Bryan O'Sullivan <bos@serpentine.com>
parents: 5510
diff changeset
   546
            self.fp = None
16105
ebaa0aa749e2 convert: turn splicemap into a simple dictionary
Patrick Mezard <patrick@mezard.eu>
parents: 15791
diff changeset
   547
17974
337d728e644f convert: add config option to use the local time zone
Julian Cowley <julian@lava.net>
parents: 17413
diff changeset
   548
def makedatetimestamp(t):
36607
c6061cadb400 util: extract all date-related utils in utils/dateutil module
Boris Feld <boris.feld@octobus.net>
parents: 36557
diff changeset
   549
    """Like dateutil.makedate() but for time t instead of current time"""
17974
337d728e644f convert: add config option to use the local time zone
Julian Cowley <julian@lava.net>
parents: 17413
diff changeset
   550
    delta = (datetime.datetime.utcfromtimestamp(t) -
337d728e644f convert: add config option to use the local time zone
Julian Cowley <julian@lava.net>
parents: 17413
diff changeset
   551
             datetime.datetime.fromtimestamp(t))
337d728e644f convert: add config option to use the local time zone
Julian Cowley <julian@lava.net>
parents: 17413
diff changeset
   552
    tz = delta.days * 86400 + delta.seconds
337d728e644f convert: add config option to use the local time zone
Julian Cowley <julian@lava.net>
parents: 17413
diff changeset
   553
    return t, tz