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[client] config: automatically update embedded copyright string

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The refresh-copyright script now automatically updates the copyright string
embedded in config.c. In order to achieve this, refresh-copyright gained the
ability to reflow text as the situation needs.
This commit is contained in:
Quantum 2021-07-30 06:47:39 -04:00 committed by Geoffrey McRae
parent edabd1bae7
commit 10a27e7a27
2 changed files with 77 additions and 28 deletions
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14
client/src/config.c
View File

@ -612,24 +612,26 @@ void config_free(void)
static void doLicense(void)
{
fprintf(stderr,
// BEGIN LICENSE BLOCK
"\n"
"Looking Glass - KVM FrameRelay (KVMFR) Client\n"
"Copyright(C) 2017-2021 Geoffrey McRae <geoff@hostfission.com>\n"
"https://looking-glass.hostfission.com\n"
"Looking Glass\n"
"Copyright (C) 2017-2021 The Looking Glass Authors\n"
"https://looking-glass.io\n"
"\n"
"This program is free software; you can redistribute it and / or modify it under\n"
"This program is free software; you can redistribute it and/or modify it under\n"
"the terms of the GNU General Public License as published by the Free Software\n"
"Foundation; either version 2 of the License, or (at your option) any later\n"
"version.\n"
"\n"
"This program is distributed in the hope that it will be useful, but WITHOUT ANY\n"
"WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A\n"
"PARTICULAR PURPOSE.See the GNU General Public License for more details.\n"
"PARTICULAR PURPOSE. See the GNU General Public License for more details.\n"
"\n"
"You should have received a copy of the GNU General Public License along with\n"
"this program; if not, write to the Free Software Foundation, Inc., 59 Temple\n"
"Place, Suite 330, Boston, MA 02111 - 1307 USA\n"
"Place, Suite 330, Boston, MA 02111-1307 USA\n"
"\n"
// END LICENSE BLOCK
);
}

91
refresh-copyright
View File

@ -5,6 +5,7 @@ import fnmatch
import os
import re
import subprocess
from textwrap import wrap
PROJECT = os.path.dirname(__file__)
EXTENSIONS = ('.c', '.cpp', '.h', '.nsi', '.rc')
@ -13,31 +14,51 @@ 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
*/
header = f'''\
Looking Glass
Copyright (C) {START_YEAR}-{CURRENT_YEAR} The Looking Glass Authors
https://looking-glass.io
'''
paragraphs = ['''\
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):
def make_comment_block():
lines = ['/**']
lines += [' * ' + line for line in header.splitlines()]
for paragraph in paragraphs:
lines.append(' *')
lines += wrap(paragraph, width=78, initial_indent=' * ', subsequent_indent=' * ')
lines.append(' */')
return '\n'.join(lines) + '\n\n'
def gen_c_literal():
lines = [''] + header.splitlines()
for paragraph in paragraphs:
lines.append('')
lines += wrap(paragraph, width=79)
lines.append('')
return '\n'.join(f' "{line}\\n"' for line in lines) + '\n'
def update_c_style(file, copyright):
print(f'Updating copyright for {file}...')
with open(file, encoding='utf-8') as f:
data = recopyright.sub('', f.read())
@ -46,14 +67,40 @@ def update_copyright(file):
f.write(data)
def update_config_c(file):
prefix = []
suffix = []
current = prefix
print(f'Refresh embedded copyright string in {file}...')
with open(file, encoding='utf-8') as f:
for line in f:
if '// BEGIN LICENSE BLOCK' in line:
prefix.append(line)
current = []
elif '// END LICENSE BLOCK' in line:
suffix.append(line)
current = suffix
else:
current.append(line)
with open(file, 'w', encoding='utf-8') as f:
f.writelines(prefix)
f.write(gen_c_literal())
f.writelines(suffix)
def main():
comment_block = make_comment_block()
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))
update_c_style(os.path.join(PROJECT, file), comment_block)
update_config_c(os.path.join(PROJECT, 'client', 'src', 'config.c'))
if __name__ == '__main__':
main()