blob: 8a55118f0a9bfdce58e3bb367fdbb46c7a5f9f4f [file] [log] [blame]
#!/usr/bin/env python
# Copyright (c) 2013, 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.
#
# This python script creates a source path mapping in a C++ source file from
# a C++ source template and list of dart library files.
import os
import sys
import utils
from os.path import join
from optparse import OptionParser
HOST_OS = utils.GuessOS()
def makeString(input_file):
# TODO(iposva): For now avoid creating overly long strings on Windows.
if HOST_OS == 'win32':
return 'NULL'
result = '"'
fileHandle = open(input_file, 'rb')
lineCounter = 0
for byte in fileHandle.read():
result += '\\x%02x' % ord(byte)
lineCounter += 1
if lineCounter == 19:
result += '"\n "'
lineCounter = 0
result += '"'
return result
def makeFile(output_file, input_cc_file, include, var_name, lib_name, in_files):
part_index = [ ]
bootstrap_cc_text = open(input_cc_file).read()
bootstrap_cc_text = bootstrap_cc_text.replace("{{INCLUDE}}", include)
bootstrap_cc_text = bootstrap_cc_text.replace("{{VAR_NAME}}", var_name)
main_file_found = False
for string_file in in_files:
if string_file.endswith('.dart'):
if (not main_file_found):
inpt = open(string_file, 'r')
for line in inpt:
# File with library tag is the main file.
if line.startswith('library '):
main_file_found = True
bootstrap_cc_text = bootstrap_cc_text.replace(
"{{LIBRARY_SOURCE_MAP}}",
' "' + lib_name + '",\n "' +
os.path.abspath(string_file).replace('\\', '\\\\') + '",\n' +
' ' + makeString(string_file) + ',\n')
inpt.close()
if (main_file_found):
continue
part_index.append(' "' +
os.path.basename(string_file).replace('\\', '\\\\') + '",\n')
part_index.append(' "' +
os.path.abspath(string_file).replace('\\', '\\\\') + '",\n')
part_index.append(' ' + makeString(string_file) + ',\n\n')
bootstrap_cc_text = bootstrap_cc_text.replace("{{LIBRARY_SOURCE_MAP}}", '')
bootstrap_cc_text = bootstrap_cc_text.replace("{{PART_SOURCE_MAP}}",
''.join(part_index))
open(output_file, 'w').write(bootstrap_cc_text)
return True
def main(args):
try:
# Parse input.
parser = OptionParser()
parser.add_option("--output",
action="store", type="string",
help="output file name")
parser.add_option("--input_cc",
action="store", type="string",
help="input template file")
parser.add_option("--include",
action="store", type="string",
help="variable name")
parser.add_option("--library_name",
action="store", type="string",
help="library name")
parser.add_option("--var_name",
action="store", type="string",
help="variable name")
(options, args) = parser.parse_args()
if not options.output:
sys.stderr.write('--output not specified\n')
return -1
if not len(options.input_cc):
sys.stderr.write('--input_cc not specified\n')
return -1
if not len(options.include):
sys.stderr.write('--include not specified\n')
return -1
if not len(options.var_name):
sys.stderr.write('--var_name not specified\n')
return -1
if not len(options.library_name):
sys.stderr.write('--library_name not specified\n')
return -1
if len(args) == 0:
sys.stderr.write('No input files specified\n')
return -1
files = [ ]
for arg in args:
files.append(arg)
if not makeFile(options.output,
options.input_cc,
options.include,
options.var_name,
options.library_name,
files):
return -1
return 0
except Exception, inst:
sys.stderr.write('gen_library_src_paths.py exception\n')
sys.stderr.write(str(inst))
sys.stderr.write('\n')
return -1
if __name__ == '__main__':
sys.exit(main(sys.argv))