Mercurial > hg
view hgext/convert/git.py @ 8556:f5fae700cc00
inotify: set a flag so a failed inotify query doesn't get repeated.
If, for some reason, we can't get the inotify server to start, it's better to
disable inotify queries for the instance to avoid trying over and over to start
the server, which takes time. Just fall back on repo.status()
author | Nicolas Dumazet <nicdumz.commits@gmail.com> |
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date | Wed, 06 May 2009 01:40:03 +0900 |
parents | e9e2a2c9b294 |
children | 25e572394f5c |
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# git.py - git support for the convert extension # # Copyright 2005-2009 Matt Mackall <mpm@selenic.com> and others # # This software may be used and distributed according to the terms of the # GNU General Public License version 2, incorporated herein by reference. import os from mercurial import util from common import NoRepo, commit, converter_source, checktool class convert_git(converter_source): # Windows does not support GIT_DIR= construct while other systems # cannot remove environment variable. Just assume none have # both issues. if hasattr(os, 'unsetenv'): def gitcmd(self, s): prevgitdir = os.environ.get('GIT_DIR') os.environ['GIT_DIR'] = self.path try: return util.popen(s, 'rb') finally: if prevgitdir is None: del os.environ['GIT_DIR'] else: os.environ['GIT_DIR'] = prevgitdir else: def gitcmd(self, s): return util.popen('GIT_DIR=%s %s' % (self.path, s), 'rb') def __init__(self, ui, path, rev=None): super(convert_git, self).__init__(ui, path, rev=rev) if os.path.isdir(path + "/.git"): path += "/.git" if not os.path.exists(path + "/objects"): raise NoRepo("%s does not look like a Git repo" % path) checktool('git', 'git') self.path = path def getheads(self): if not self.rev: return self.gitcmd('git rev-parse --branches --remotes').read().splitlines() else: fh = self.gitcmd("git rev-parse --verify %s" % self.rev) return [fh.read()[:-1]] def catfile(self, rev, type): if rev == "0" * 40: raise IOError() fh = self.gitcmd("git cat-file %s %s" % (type, rev)) return fh.read() def getfile(self, name, rev): return self.catfile(rev, "blob") def getmode(self, name, rev): return self.modecache[(name, rev)] def getchanges(self, version): self.modecache = {} fh = self.gitcmd("git diff-tree -z --root -m -r %s" % version) changes = [] seen = set() entry = None for l in fh.read().split('\x00'): if not entry: if not l.startswith(':'): continue entry = l continue f = l if f not in seen: seen.add(f) entry = entry.split() h = entry[3] p = (entry[1] == "100755") s = (entry[1] == "120000") self.modecache[(f, h)] = (p and "x") or (s and "l") or "" changes.append((f, h)) entry = None return (changes, {}) def getcommit(self, version): c = self.catfile(version, "commit") # read the commit hash end = c.find("\n\n") message = c[end+2:] message = self.recode(message) l = c[:end].splitlines() parents = [] author = committer = None for e in l[1:]: n, v = e.split(" ", 1) if n == "author": p = v.split() tm, tz = p[-2:] author = " ".join(p[:-2]) if author[0] == "<": author = author[1:-1] author = self.recode(author) if n == "committer": p = v.split() tm, tz = p[-2:] committer = " ".join(p[:-2]) if committer[0] == "<": committer = committer[1:-1] committer = self.recode(committer) if n == "parent": parents.append(v) if committer and committer != author: message += "\ncommitter: %s\n" % committer tzs, tzh, tzm = tz[-5:-4] + "1", tz[-4:-2], tz[-2:] tz = -int(tzs) * (int(tzh) * 3600 + int(tzm)) date = tm + " " + str(tz) c = commit(parents=parents, date=date, author=author, desc=message, rev=version) return c def gettags(self): tags = {} fh = self.gitcmd('git ls-remote --tags "%s"' % self.path) prefix = 'refs/tags/' for line in fh: line = line.strip() if not line.endswith("^{}"): continue node, tag = line.split(None, 1) if not tag.startswith(prefix): continue tag = tag[len(prefix):-3] tags[tag] = node return tags def getchangedfiles(self, version, i): changes = [] if i is None: fh = self.gitcmd("git diff-tree --root -m -r %s" % version) for l in fh: if "\t" not in l: continue m, f = l[:-1].split("\t") changes.append(f) fh.close() else: fh = self.gitcmd('git diff-tree --name-only --root -r %s "%s^%s" --' % (version, version, i+1)) changes = [f.rstrip('\n') for f in fh] fh.close() return changes