blob: 66f94e6b134d2a6b24f0c7ef1eeb51a878ccb025 [file] [log] [blame]
#!/usr/bin/env python
# Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
# for details. All rights reserved. Use of this source code is governed by a
# BSD-style license that can be found in the LICENSE file.
'''Tool for creating symlinks from SOURCES to TARGET.
For each SOURCE in SOURCES create a link from SOURCE to TARGET. If a
SOURCE ends with .../lib, the lib suffix is ignored when determining
the name of the target link.
Usage:
python tools/make_links.py OPTIONS TARGET SOURCES...
'''
import optparse
import os
import subprocess
import sys
import utils
def get_options():
result = optparse.OptionParser()
result.add_option("--timestamp_file", "",
help='Create a timestamp file when done creating the links.',
default='')
return result.parse_args()
def make_link(source, target):
if os.path.islink(target):
print 'Removing %s' % target
sys.stdout.flush()
os.unlink(target)
if os.path.isdir(target):
print 'Removing %s' % target
sys.stdout.flush()
os.rmdir(target)
print 'Creating link from %s to %s' % (source, target)
sys.stdout.flush()
if utils.GuessOS() == 'win32':
return subprocess.call(['mklink', '/j', target, source], shell=True)
else:
return subprocess.call(['ln', '-s', source, target])
def create_timestamp_file(options):
if options.timestamp_file != '':
dir_name = os.path.dirname(options.timestamp_file)
if not os.path.exists(dir_name):
os.mkdir(dir_name)
open(options.timestamp_file, 'w').close()
def main(argv):
(options, args) = get_options()
target = os.path.relpath(args[0])
if not os.path.exists(target):
os.makedirs(target)
for source in args[1:]:
# Assume the source directory is named ".../NAME/lib".
(name, lib) = os.path.split(source)
if lib != 'lib':
name = source
# Remove any addtional path components preceding NAME.
(path, name) = os.path.split(name)
if utils.GuessOS() == 'win32':
source = os.path.relpath(source)
else:
source = os.path.relpath(source, start=target)
exit_code = make_link(source, os.path.join(target, name))
if exit_code != 0:
return exit_code
create_timestamp_file(options)
return 0
if __name__ == '__main__':
sys.exit(main(sys.argv))