blob: 6598bfee25f3bfa40c195e3d37f69bae40ad39d3 [file] [log] [blame]
#
# Copyright (C) 2021 Igalia S.L.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import os
import sys
import subprocess
try:
from urllib.parse import urlparse # pylint: disable=E0611
except ImportError:
from urlparse import urlparse
def get_revision_from_most_recent_git_commit():
with open(os.devnull, 'w') as devnull:
try:
commit_message = subprocess.check_output(("git", "log", "-1", "--pretty=%B", "origin/HEAD"), stderr=devnull)
except subprocess.CalledProcessError:
# This may happen with shallow checkouts whose HEAD has been
# modified; there is no origin reference anymore, and git
# will fail - let's pretend that this is not a repo at all
return None
# Commit messages tend to be huge and the metadata we're looking
# for is at the very end. Also a spoofed 'Canonical link' mention
# could appear early on. So make sure we get the right metadata by
# reversing the contents. And this is a micro-optimization as well.
for line in reversed(commit_message.splitlines()):
parsed = line.split(b':')
key = parsed[0]
contents = b':'.join(parsed[1:])
if key == b'Canonical link':
url = contents.decode('utf-8').strip()
revision = urlparse(url).path[1:] # strip leading /
return revision
return None
def get_build_revision():
revision = "unknown"
with open(os.devnull, 'w') as devnull:
gitsvn = os.path.join('.git', 'svn')
if os.path.isdir(gitsvn) and os.listdir(gitsvn):
try:
for line in subprocess.check_output(("git", "svn", "info"), stderr=devnull).splitlines():
parsed = line.split(b':')
key = parsed[0]
contents = b':'.join(parsed[1:])
if key == b'Revision':
revision = "r%s" % contents.decode('utf-8').strip()
break
except subprocess.CalledProcessError:
revision_from_git = get_revision_from_most_recent_git_commit()
if revision_from_git:
revision = revision_from_git
elif os.path.isdir('.git'):
revision_from_git = get_revision_from_most_recent_git_commit()
if revision_from_git:
revision = revision_from_git
else:
revision = "r%s" % subprocess.check_output(("svnversion"), stderr=devnull).decode('utf-8').strip()
return revision
def main(args):
build_revision = get_build_revision()
for in_file in args:
filename = os.path.basename(in_file)
_, extension = os.path.splitext(filename)
if filename == "BuildRevision.h":
with open("Source/WebKit/Shared/glib/BuildRevision.h.in") as template:
data = template.read()
elif extension == '.pc':
# Restore a valid BUILD_REVISION template.
lines = []
with open(in_file) as fd:
for line in fd.readlines():
if line.startswith("revision"):
line = "revision=@BUILD_REVISION@\n"
lines.append(line)
data = "".join(lines)
else:
print("Support for expanding @BUILD_REVISION@ in {} is missing.".format(in_file))
return 1
with open(in_file, 'w') as fd:
fd.write(data.replace('@BUILD_REVISION@', build_revision))
return 0
if __name__ == '__main__':
sys.exit(main(sys.argv[1:]))