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#!/usr/bin/env python
# Copyright 2015 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.
'''Copies the liblouis braille translation tables to a destination.'''
import liblouis_list_tables
import optparse
import os
import shutil
def LinkOrCopyFiles(sources, dest_dir):
def LinkOrCopyOneFile(src, dst):
if os.path.exists(dst):
os.unlink(dst)
try:
os.link(src, dst)
except:
shutil.copy(src, dst)
if not os.path.exists(dest_dir):
os.makedirs(dest_dir)
for source in sources:
LinkOrCopyOneFile(source, os.path.join(dest_dir, os.path.basename(source)))
def WriteDepfile(depfile, infiles):
stampfile = depfile + '.stamp'
with open(stampfile, 'w'):
os.utime(stampfile, None)
content = '%s: %s' % (stampfile, ' '.join(infiles))
open(depfile, 'w').write(content)
def main():
parser = optparse.OptionParser(description=__doc__)
parser.add_option('-D', '--directory', dest='directories',
action='append', help='Where to search for table files')
parser.add_option('-e', '--extra_file', dest='extra_files', action='append',
default=[], help='Extra liblouis table file to process')
parser.add_option('-d', '--dest_dir', action='store', metavar='DIR',
help=('Destination directory. Used when translating ' +
'input paths to output paths and when copying '
'files.'))
parser.add_option('--depfile', metavar='FILENAME',
help=('Store .d style dependencies in FILENAME and touch '
'FILENAME.stamp after copying the files'))
options, args = parser.parse_args()
if len(args) != 1:
parser.error('Expecting exactly one argument')
if not options.directories:
parser.error('At least one --directory option must be specified')
if not options.dest_dir:
parser.error('At least one --dest_dir option must be specified')
files = liblouis_list_tables.GetTableFiles(args[0], options.directories,
options.extra_files)
LinkOrCopyFiles(files, options.dest_dir)
if options.depfile:
WriteDepfile(options.depfile, files)
if __name__ == '__main__':
main()
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