looking-glass/refresh-copyright

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#!/usr/bin/env python3
import datetime
import fnmatch
import os
import re
import subprocess
PROJECT = os.path.dirname(__file__)
EXTENSIONS = ('.c', '.cpp', '.h')
START_YEAR = 2017
CURRENT_YEAR = datetime.date.today().year
reignore = re.compile('^vendor/')
recopyright = re.compile(r'\A/\*.*?\*/\s+', re.DOTALL)
copyright = f'''\
/**
* Looking Glass
* Copyright (C) {START_YEAR}-{CURRENT_YEAR} The Looking Glass Authors
* https://looking-glass.io
*
* 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., 59
* Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
'''
def update_copyright(file):
print(f'Updating copyright for {file}...')
with open(file, encoding='utf-8') as f:
data = recopyright.sub('', f.read())
with open(file, 'w', encoding='utf-8') as f:
f.write(copyright)
f.write(data)
def main():
files = subprocess.check_output(['git', '-C', PROJECT, 'ls-files', '-z']).decode('utf-8').split('\0')
for file in files:
if reignore.match(file):
continue
if file.endswith(EXTENSIONS):
update_copyright(os.path.join(PROJECT, file))
if __name__ == '__main__':
main()