gramps/gramps/gen/git_revision.py

51 lines
1.6 KiB
Python

# -*- coding: utf-8 -*-
#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2012 Doug Blank <doug.blank@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
"""
Find the latest git revision.
"""
import subprocess
def get_git_revision(path=""):
"""
Return the short commit hash of the latest commit.
"""
stdout = ""
command = "git log -1 --format=%h"
try:
proc = subprocess.Popen(
"{} \"{}\"".format(command, path),
shell=True,
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
(stdout, stderr) = proc.communicate()
except OSError:
return "" # subprocess failed
# subprocess worked
if stdout and len(stdout) > 0: # has output
try:
stdout = stdout.decode("utf-8", errors='replace')
except UnicodeDecodeError:
pass
return "-" + stdout if stdout else ""
else: # no output from git log
return ""