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git/git_remote_helpers/git/exporter.py
Brandon Casey 23b093ee08 Remove python 2.5'isms
The following python 2.5 features were worked around:

    * the sha module is used as a fallback when the hashlib module is
      not available
    * the 'any' built-in method was replaced with a 'for' loop
    * a conditional expression was replaced with an 'if' statement
    * the subprocess.check_call method was replaced by a call to
      subprocess.Popen followed by a call to subprocess.wait with a
      check of its return status

These changes allow the python infrastructure to be used with python 2.4
which is distributed with RedHat's RHEL 5, for example.

t5800 was updated to check for python >= 2.4 to reflect these changes.

Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-06-13 20:02:50 -07:00

54 lines
1.6 KiB
Python

import os
import subprocess
import sys
class GitExporter(object):
"""An exporter for testgit repositories.
The exporter simply delegates to git fast-export.
"""
def __init__(self, repo):
"""Creates a new exporter for the specified repo.
"""
self.repo = repo
def export_repo(self, base):
"""Exports a fast-export stream for the given directory.
Simply delegates to git fast-epxort and pipes it through sed
to make the refs show up under the prefix rather than the
default refs/heads. This is to demonstrate how the export
data can be stored under it's own ref (using the refspec
capability).
"""
dirname = self.repo.get_base_path(base)
path = os.path.abspath(os.path.join(dirname, 'testgit.marks'))
if not os.path.exists(dirname):
os.makedirs(dirname)
print "feature relative-marks"
if os.path.exists(os.path.join(dirname, 'git.marks')):
print "feature import-marks=%s/git.marks" % self.repo.hash
print "feature export-marks=%s/git.marks" % self.repo.hash
sys.stdout.flush()
args = ["git", "--git-dir=" + self.repo.gitpath, "fast-export", "--export-marks=" + path]
if os.path.exists(path):
args.append("--import-marks=" + path)
args.append("HEAD")
p1 = subprocess.Popen(args, stdout=subprocess.PIPE)
args = ["sed", "s_refs/heads/_" + self.repo.prefix + "_g"]
child = subprocess.Popen(args, stdin=p1.stdout)
if child.wait() != 0:
raise CalledProcessError