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#!/usr/bin/env python
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
import argparse
import datetime
import os
import re
import shutil
import tarfile
import urllib
from subprocess import Popen, PIPE, STDOUT
def prepare_upstream(base, commit):
upstream_url = 'https://chromium.googlesource.com/libyuv/libyuv'
tarball_file = os.path.join(base, 'libyuv.tar.gz')
lib_path = os.path.join(base, 'libyuv')
print(upstream_url + '/+archive/' + commit + '.tar.gz')
urllib.urlretrieve(upstream_url + '/+archive/' + commit + '.tar.gz',
tarball_file)
shutil.rmtree(lib_path)
tarfile.open(tarball_file).extractall(path=lib_path)
os.remove(tarball_file)
shutil.copy2(os.path.join(lib_path, "LICENSE"), os.path.join(base, "LICENSE"))
def get_commit_date(commit):
upstream_url = 'https://chromium.googlesource.com/libyuv/libyuv/+/' + commit
text = urllib.urlopen(upstream_url).read()
regex = r'<tr><th class="Metadata-title">committer</th>' \
r'<td>.+</td><td>[^\s]+ ([0-9a-zA-Z: ]+)\s*\+*[0-9]*</td></tr>'
date = re.search(regex, text).group(1)
return datetime.datetime.strptime(date, "%b %d %H:%M:%S %Y")
def cleanup_upstream(base):
os.remove(os.path.join(base, 'libyuv/.gitignore'))
def apply_patches(base):
patches = [
# update gyp build files
"update_gyp.patch",
# fix build errors
'fix_build_errors.patch',
# make mjpeg printfs optional at build time
'make_mjpeg_printfs_optional.patch',
# allow disabling of inline ASM and AVX2 code
'allow_disabling_asm_avx2.patch',
# add H444ToARGB() variant
'add_H444ToARGB.patch',
# fix the x86 mingw-clang build
'bug_1491848.patch',
]
for patch in patches:
print('\nApplying patch %s' % patch)
with open(os.path.join(base, patch)) as f:
Popen(["patch", "-p3"], stdin=f, cwd=base).wait()
def update_moz_yaml(base, commit, commitdate):
moz_yaml_file = os.path.join(base, 'moz.yaml')
with open(moz_yaml_file) as f:
moz_yaml = f.read()
new_moz_yaml = re.sub(r'\n\s+release:.+\n',
'\n release: "%s (%s)"\n' % (commit, commitdate),
moz_yaml)
if moz_yaml != new_moz_yaml:
with open(moz_yaml_file, 'w') as f:
f.write(new_moz_yaml)
def main():
parser = argparse.ArgumentParser(description='Update libyuv')
parser.add_argument('--no-patches', dest='no_patches', action="store_true")
parser.add_argument('--commit', dest='commit', default='master')
args = parser.parse_args()
commit = args.commit
no_patches = args.no_patches
base = os.path.realpath(os.path.dirname(__file__))
prepare_upstream(base, commit)
commitdate = get_commit_date(commit)
if not no_patches:
apply_patches(base)
update_moz_yaml(base, commit, commitdate)
print('\nPatches applied; '
'run "hg addremove --similarity 70 libyuv" before committing changes')
cleanup_upstream(base)
if __name__ == '__main__':
main()
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