tdesktop/Telegram/gyp/update_dependent.py

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'''
This file is part of Telegram Desktop,
the official desktop version of Telegram messaging app, see https://telegram.org
Telegram Desktop 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 of the License, or
(at your option) any later version.
It 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.
In addition, as a special exception, the copyright holders give permission
to link the code of portions of this program with the OpenSSL library.
Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
Copyright (c) 2014 John Preston, https://desktop.telegram.org
'''
from __future__ import print_function
import sys
import os
import re
import time
def eprint(*args, **kwargs):
print(*args, file=sys.stderr, **kwargs)
sys.exit(1)
my_path = os.path.dirname(os.path.realpath(__file__)).replace('\\', '/')
def get_qrc_dependencies(file_path):
global one_modified
dependencies = {}
if not os.path.isfile(file_path):
eprint('File not found: ' + file_path)
dir_name = os.path.dirname(file_path).replace('\\', '/')
with open(file_path) as f:
for line in f:
file_match = re.match('^\s*<file(\s[^>]*)?>([^<]+)</file>', line)
if file_match:
full_path = dir_name + '/' + file_match.group(2)
dependencies[full_path] = 1
return dependencies
def list_qrc_dependencies(file_path):
global one_modified
dependencies = get_qrc_dependencies(file_path)
for path in dependencies:
print(path)
sys.exit(0)
one_modified = 0
def handle_qrc_dependencies(file_path):
global one_modified
dependencies = get_qrc_dependencies(file_path)
file_modified = os.path.getmtime(file_path)
latest_modified = file_modified
for path in dependencies:
if os.path.isfile(path):
dependency_modified = os.path.getmtime(path)
if latest_modified < dependency_modified:
latest_modified = dependency_modified
else:
eprint('File not found: ' + path)
if file_modified < latest_modified:
os.utime(file_path, None);
one_modified = 1
def get_direct_style_dependencies(file_path):
dependencies = {}
dependencies[file_path] = 1
if not os.path.isfile(file_path):
eprint('File not found: ' + file_path)
with open(file_path) as f:
for line in f:
using_match = re.match('^\s*using "([^"]+)"', line)
if using_match:
path = using_match.group(1)
found = 0
for include_dir in include_dirs:
full_path = include_dir + '/' + path
if os.path.isfile(full_path):
try:
if dependencies[full_path]:
eprint('Cyclic dependencies: ' + full_path)
except KeyError:
dependencies[full_path] = 1
found = 1
break
if found != 1:
eprint('File not found: ' + path)
return dependencies
include_dirs = []
def handle_style_dependencies(file_path):
global one_modified
all_dependencies = {}
all_dependencies[file_path] = 1
added_from = {}
while len(added_from) != len(all_dependencies):
for dependency in all_dependencies:
try:
if added_from[dependency]:
continue
except KeyError:
added_from[dependency] = 1
add = get_direct_style_dependencies(dependency)
for new_dependency in add:
all_dependencies[new_dependency] = 1
break
file_modified = os.path.getmtime(file_path)
latest_modified = file_modified
for path in all_dependencies:
if path != file_path:
dependency_modified = os.path.getmtime(path)
if latest_modified < dependency_modified:
latest_modified = dependency_modified
if file_modified < latest_modified:
os.utime(file_path, None);
one_modified = 1
file_paths = []
request = ''
output_file = ''
next_include_dir = 0
next_output_file = 0
next_self = 1
for arg in sys.argv:
if next_self != 0:
next_self = 0
continue
if arg == '--styles' or arg == '--qrc_list' or arg == '--qrc':
if request == '':
request = arg[2:]
else:
eprint('Only one request required.')
continue
if next_include_dir != 0:
next_include_dir = 0
include_dirs.append(arg)
continue
if next_output_file != 0:
next_output_file = 0
output_file = arg
continue
include_dir_match = re.match(r'^\-I(.*)$', arg)
if include_dir_match:
include_dir = include_dir_match.group(1)
if include_dir == '':
next_include_dir = 1
else:
include_dirs.append(include_dir)
continue
output_match = re.match(r'^-o(.*)$', arg)
if output_match:
output_file = output_match.group(1)
if output_file == '':
next_output_file = 1
continue
file_paths.append(arg)
if request == 'styles':
for file_path in file_paths:
handle_style_dependencies(file_path)
elif request == 'qrc':
for file_path in file_paths:
handle_qrc_dependencies(file_path)
elif request == 'qrc_list':
for file_path in file_paths:
list_qrc_dependencies(file_path)
else:
eprint('Request required.')
if not os.path.isfile(output_file):
with open(output_file, "w") as f:
f.write('1')
elif one_modified != 0:
os.utime(output_file, None);