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# Copyright (c) 2011, 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 string literal in a C++ source file from a C++
# source template and text file.
import os
import sys
from os.path import join
import time
from optparse import OptionParser
def makeString(input_files):
result = ' '
for string_file in input_files:
if string_file.endswith('dart'):
fileHandle = open(string_file, 'rb')
lineCounter = 0
result += ' // ' + string_file + '\n '
for byte in fileHandle.read():
result += ' %d,' % ord(byte)
lineCounter += 1
if lineCounter == 10:
result += '\n '
lineCounter = 0
if lineCounter != 0:
result += '\n '
result += ' // Terminating null character.\n 0'
return result
def makeFile(output_file, input_cc_file, include, var_name, input_files):
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)
bootstrap_cc_text = bootstrap_cc_text.replace("{{DART_SOURCE}}",
makeString(input_files))
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("--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 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,
files):
return -1
return 0
except Exception, inst:
sys.stderr.write('create_string_literal.py exception\n')
sys.stderr.write(str(inst))
sys.stderr.write('\n')
return -1
if __name__ == '__main__':
sys.exit(main(sys.argv))