cbracken@google.com
22628ce31f
Fixes the following class of errors under gcc 4.8:
out/ReleaseX64/obj/gen/resources_gen.cc:3074:1: error: narrowing conversion of ‘137’ from ‘int’ to ‘const char’ inside { } is ill-formed in C++11 [-Werror=narrowing]
BUG=
R=asiva@google.com
Review URL: https://codereview.chromium.org//26969005
git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@28752 260f80e4-7a28-3924-810f-c04153c831b5
106 lines
3.3 KiB
Python
106 lines
3.3 KiB
Python
# Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
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# for details. All rights reserved. Use of this source code is governed by a
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# BSD-style license that can be found in the LICENSE file.
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#
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# This python script creates string literals in a C++ source file from a C++
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# source template and one or more resource files.
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import os
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import sys
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from os.path import join
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import time
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from optparse import OptionParser
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import re
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from datetime import date
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def makeResources(root_dir, input_files):
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result = ''
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resources = []
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# Write each file's contents as a byte string constant.
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for resource_file in input_files:
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if root_dir and resource_file.startswith(root_dir):
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resource_file_name = resource_file[ len(root_dir) : ]
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else:
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resource_file_name = resource_file
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resource_url = '/%s' % resource_file_name
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result += '// %s\n' % resource_file
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result += 'const char '
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resource_name = re.sub(r'(/|\.|-)', '_', resource_file_name) + '_'
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result += resource_name
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result += '[] = {\n '
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fileHandle = open(resource_file, 'rb')
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lineCounter = 0
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for byte in fileHandle.read():
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result += r" '\x%02x'," % ord(byte)
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lineCounter += 1
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if lineCounter == 10:
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result += '\n '
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lineCounter = 0
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if lineCounter != 0:
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result += '\n '
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result += ' 0\n};\n\n'
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resources.append(
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(resource_url, resource_name, os.stat(resource_file).st_size) );
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# Write the resource table.
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result += 'Resources::resource_map_entry Resources::builtin_resources_[] = '
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result += '{\n'
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for res in resources:
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result += ' { "%s", %s, %d },\n' % res
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result += '};\n\n'
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result += 'const intptr_t Resources::builtin_resources_count_ '
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result += '= %d;\n' % len(resources)
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return result
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def makeFile(output_file, root_dir, input_files):
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cc_text = '''
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// Copyright (c) %d, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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''' % date.today().year
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cc_text += '#include "bin/resources.h"\n\n'
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cc_text += 'namespace dart {\n'
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cc_text += 'namespace bin {\n'
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cc_text += makeResources(root_dir, input_files)
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cc_text += '} // namespace bin\n} // namespace dart\n'
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open(output_file, 'w').write(cc_text)
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return True
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def main(args):
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try:
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# Parse input.
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parser = OptionParser()
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parser.add_option("--output",
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action="store", type="string",
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help="output file name")
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parser.add_option("--root_prefix",
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action="store", type="string",
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help="root directory for resources")
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(options, args) = parser.parse_args()
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if not options.output:
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sys.stderr.write('--output not specified\n')
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return -1
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if len(args) == 0:
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sys.stderr.write('No input files specified\n')
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return -1
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files = [ ]
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for arg in args:
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files.append(arg)
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if not makeFile(options.output, options.root_prefix, files):
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return -1
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return 0
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except Exception, inst:
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sys.stderr.write('create_resources.py exception\n')
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sys.stderr.write(str(inst))
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sys.stderr.write('\n')
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return -1
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if __name__ == '__main__':
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sys.exit(main(sys.argv)) |