diff options
author | Mark Drago <markdrago@gmail.com> | 2008-01-15 04:11:19 +0300 |
---|---|---|
committer | Junio C Hamano <gitster@pobox.com> | 2008-01-16 04:24:29 +0300 |
commit | 1bc7c13af9f936aa80893100120b542338a10bf4 (patch) | |
tree | a848cc7e7991cc427339aa184122b4b38ec4bb33 | |
parent | 3e34526960d26ea9f3e2000d9e2400136d85086a (diff) |
hg-to-git: improve popen calls
This patch improves all of the popen calls in hg-to-git.py by specifying the
template 'hg log' should use instead of calling 'hg log' and grepping for the
desired data.
Signed-off-by: Mark Drago <markdrago@gmail.com>
Acked-by: Stelian Pop <stelian@popies.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rwxr-xr-x | contrib/hg-to-git/hg-to-git.py | 46 |
1 files changed, 22 insertions, 24 deletions
diff --git a/contrib/hg-to-git/hg-to-git.py b/contrib/hg-to-git/hg-to-git.py index 9befb92c41..c35b15860d 100755 --- a/contrib/hg-to-git/hg-to-git.py +++ b/contrib/hg-to-git/hg-to-git.py @@ -1,6 +1,6 @@ #! /usr/bin/python -""" hg-to-svn.py - A Mercurial to GIT converter +""" hg-to-git.py - A Mercurial to GIT converter Copyright (C)2007 Stelian Pop <stelian@popies.net> @@ -27,6 +27,8 @@ import re hgvers = {} # List of children for each hg revision hgchildren = {} +# List of parents for each hg revision +hgparents = {} # Current branch for each hg revision hgbranch = {} # Number of new changesets converted from hg @@ -99,17 +101,19 @@ if state: else: print 'State does not exist, first run' -tip = os.popen('hg tip | head -1 | cut -f 2 -d :').read().strip() +tip = os.popen('hg tip --template "{rev}"').read() print 'tip is', tip # Calculate the branches print 'analysing the branches...' hgchildren["0"] = () +hgparents["0"] = (None, None) hgbranch["0"] = "master" for cset in range(1, int(tip) + 1): hgchildren[str(cset)] = () - prnts = os.popen('hg log -r %d | grep ^parent: | cut -f 2 -d :' % cset).readlines() - if len(prnts) > 0: + prnts = os.popen('hg log -r %d --template "{parents}"' % cset).read().split(' ') + prnts = map(lambda x: x[:x.find(':')], prnts) + if prnts[0] != '': parent = prnts[0].strip() else: parent = str(cset - 1) @@ -120,6 +124,8 @@ for cset in range(1, int(tip) + 1): else: mparent = None + hgparents[str(cset)] = (parent, mparent) + if mparent: # For merge changesets, take either one, preferably the 'master' branch if hgbranch[mparent] == 'master': @@ -147,34 +153,27 @@ for cset in range(int(tip) + 1): hgnewcsets += 1 # get info - prnts = os.popen('hg log -r %d | grep ^parent: | cut -f 2 -d :' % cset).readlines() - if len(prnts) > 0: - parent = prnts[0].strip() - else: - parent = str(cset - 1) - if len(prnts) > 1: - mparent = prnts[1].strip() - else: - mparent = None - + log_data = os.popen('hg log -r %d --template "{tags}\n{date|date}\n{author}\n"' % cset).readlines() + tag = log_data[0].strip() + date = log_data[1].strip() + user = log_data[2].strip() + parent = hgparents[str(cset)][0] + mparent = hgparents[str(cset)][1] + + #get comment (fdcomment, filecomment) = tempfile.mkstemp() - csetcomment = os.popen('hg log -r %d -v | grep -v ^changeset: | grep -v ^parent: | grep -v ^user: | grep -v ^date | grep -v ^files: | grep -v ^description: | grep -v ^tag:' % cset).read().strip() + csetcomment = os.popen('hg log -r %d --template "{desc}"' % cset).read().strip() os.write(fdcomment, csetcomment) os.close(fdcomment) - date = os.popen('hg log -r %d | grep ^date: | cut -f 2- -d :' % cset).read().strip() - - tag = os.popen('hg log -r %d | grep ^tag: | cut -f 2- -d :' % cset).read().strip() - - user = os.popen('hg log -r %d | grep ^user: | cut -f 2- -d :' % cset).read().strip() - print '-----------------------------------------' print 'cset:', cset print 'branch:', hgbranch[str(cset)] print 'user:', user print 'date:', date print 'comment:', csetcomment - print 'parent:', parent + if parent: + print 'parent:', parent if mparent: print 'mparent:', mparent if tag: @@ -224,8 +223,7 @@ for cset in range(int(tip) + 1): os.system('git-branch -d %s' % otherbranch) # retrieve and record the version - vvv = os.popen('git-show | head -1').read() - vvv = vvv[vvv.index(' ') + 1 : ].strip() + vvv = os.popen('git-show --quiet --pretty=format:%H').read() print 'record', cset, '->', vvv hgvers[str(cset)] = vvv |