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# Copyright 2016 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import argparse
import errno
import os
import shutil
import sys
def Main():
parser = argparse.ArgumentParser(description='Create Mac Framework symlinks')
parser.add_argument('--framework', action='store', type=str, required=True)
parser.add_argument('--version', action='store', type=str)
parser.add_argument('--contents', action='store', type=str, nargs='+')
parser.add_argument('--stamp', action='store', type=str, required=True)
args = parser.parse_args()
VERSIONS = 'Versions'
CURRENT = 'Current'
# Ensure the Foo.framework/Versions/A/ directory exists and create the
# Foo.framework/Versions/Current symlink to it.
if args.version:
try:
os.makedirs(os.path.join(args.framework, VERSIONS, args.version), 0755)
except OSError as e:
if e.errno != errno.EEXIST:
raise e
_Relink(os.path.join(args.version),
os.path.join(args.framework, VERSIONS, CURRENT))
# Establish the top-level symlinks in the framework bundle. The dest of
# the symlinks may not exist yet.
if args.contents:
for item in args.contents:
_Relink(os.path.join(VERSIONS, CURRENT, item),
os.path.join(args.framework, item))
# Write out a stamp file.
if args.stamp:
with open(args.stamp, 'w') as f:
f.write(str(args))
return 0
def _Relink(dest, link):
"""Creates a symlink to |dest| named |link|. If |link| already exists,
it is overwritten."""
try:
os.remove(link)
except OSError as e:
if e.errno != errno.ENOENT:
shutil.rmtree(link)
os.symlink(dest, link)
if __name__ == '__main__':
sys.exit(Main())
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