mirror of
https://gcc.gnu.org/git/gcc.git
synced 2024-12-20 09:35:05 +08:00
938ea06c5e
The change can automatically update names for *.cc files that are part of a backport. contrib/ChangeLog: * git-backport.py: Support renaming of .cc files.
79 lines
2.9 KiB
Python
Executable File
79 lines
2.9 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
# Copyright (C) 2020 Free Software Foundation, Inc.
|
|
#
|
|
# This file is part of GCC.
|
|
#
|
|
# GCC 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 3, or (at your option)
|
|
# any later version.
|
|
#
|
|
# GCC 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 GCC; see the file COPYING. If not, write to
|
|
# the Free Software Foundation, 51 Franklin Street, Fifth Floor,
|
|
# Boston, MA 02110-1301, USA.
|
|
|
|
import argparse
|
|
import os
|
|
import subprocess
|
|
import tempfile
|
|
|
|
script_folder = os.path.dirname(os.path.abspath(__file__))
|
|
verify_script = os.path.join(script_folder,
|
|
'gcc-changelog/git_check_commit.py')
|
|
|
|
|
|
def replace_file_in_changelog(lines, filename):
|
|
if not filename.endswith('.cc'):
|
|
return
|
|
|
|
# consider all componenets of a path: gcc/ipa-icf.cc
|
|
while filename:
|
|
for i, line in enumerate(lines):
|
|
if filename in line:
|
|
line = line.replace(filename, filename[:-1])
|
|
lines[i] = line
|
|
return
|
|
parts = filename.split('/')
|
|
if len(parts) == 1:
|
|
return
|
|
filename = '/'.join(parts[1:])
|
|
|
|
|
|
if __name__ == '__main__':
|
|
parser = argparse.ArgumentParser(description='Backport a git revision.')
|
|
parser.add_argument('revision', help='Revision')
|
|
args = parser.parse_args()
|
|
|
|
subprocess.run('git cherry-pick -x %s' % args.revision, shell=True)
|
|
|
|
# Update commit message if change for a .cc file was taken
|
|
r = subprocess.run(f'{verify_script} HEAD', shell=True, encoding='utf8',
|
|
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
|
|
if r.returncode != 0:
|
|
lines = r.stdout.splitlines()
|
|
cmd = 'git show -s --format=%B'
|
|
commit_message = subprocess.check_output(cmd, shell=True,
|
|
encoding='utf8').strip()
|
|
commit_message = commit_message.splitlines()
|
|
|
|
todo = [line for line in lines if 'unchanged file mentioned' in line]
|
|
for item in todo:
|
|
filename = item.split()[-1].strip('"')
|
|
replace_file_in_changelog(commit_message, filename)
|
|
|
|
with tempfile.NamedTemporaryFile('w', encoding='utf8',
|
|
delete=False) as w:
|
|
w.write('\n'.join(commit_message))
|
|
w.close()
|
|
subprocess.check_output(f'git commit --amend -F {w.name}',
|
|
shell=True, encoding='utf8')
|
|
os.unlink(w.name)
|
|
print(f'Commit message updated: {len(todo)} .cc file(s) changed.')
|