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#!/usr/bin/python3
# Script to mark private symbols
# Copyright: 2015 Dmitry Shachnev <mitya57@debian.org>
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
'''Mark private symbols based on Qt version tags (symbols that are tagged
with Qt_5_PRIVATE_API will be marked as private).'''
from argparse import ArgumentParser
from difflib import unified_diff
from glob import glob
from sys import stdout, stderr
def process_symbols_file(symbols_file_path, write_results=False):
old_lines = []
new_lines = []
has_alternative = False
with open(symbols_file_path) as symbols_file:
for line in symbols_file:
old_lines.append(line)
line = line.rstrip()
if line.endswith(' 1'):
line = line[:-2]
if '@Qt_5_PRIVATE_API' in line:
line += ' 1'
if line.startswith('| '):
has_alternative = True
new_lines.append(line + '\n')
if not has_alternative:
print('Skipping file %s, no alternative dependency specified.' %
symbols_file_path)
elif write_results:
with open(symbols_file_path, 'w') as symbols_file:
for line in new_lines:
symbols_file.write(line)
else:
for line in unified_diff(old_lines, new_lines,
fromfile=symbols_file_path,
tofile=symbols_file_path):
stdout.write(line)
if __name__ == '__main__':
parser = ArgumentParser(description=__doc__)
group = parser.add_mutually_exclusive_group()
group.add_argument('--write-results',
help='write results back into symbols files (default)',
action='store_false')
group.add_argument('--print-diff',
help='print diffs into stdout instead of applying them',
action='store_true')
args = parser.parse_args()
symbols_files = glob('debian/*.symbols')
if not symbols_files:
print('No symbols files found!', file=stderr)
for symbols_file_path in symbols_files:
process_symbols_file(symbols_file_path, not args.print_diff)
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