summaryrefslogtreecommitdiff
path: root/contrib/hg-to-git/hg-to-git.py
diff options
context:
space:
mode:
authorMark Drago <markdrago@gmail.com>2008-01-15 01:11:19 (GMT)
committerJunio C Hamano <gitster@pobox.com>2008-01-16 01:24:29 (GMT)
commit1bc7c13af9f936aa80893100120b542338a10bf4 (patch)
treea848cc7e7991cc427339aa184122b4b38ec4bb33 /contrib/hg-to-git/hg-to-git.py
parent3e34526960d26ea9f3e2000d9e2400136d85086a (diff)
downloadgit-1bc7c13af9f936aa80893100120b542338a10bf4.zip
git-1bc7c13af9f936aa80893100120b542338a10bf4.tar.gz
git-1bc7c13af9f936aa80893100120b542338a10bf4.tar.bz2
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>
Diffstat (limited to 'contrib/hg-to-git/hg-to-git.py')
-rwxr-xr-xcontrib/hg-to-git/hg-to-git.py46
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 9befb92..c35b158 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