1#!/usr/bin/env python 2# 3# Copyright 2013 The Chromium Authors. All rights reserved. 4# Use of this source code is governed by a BSD-style license that can be 5# found in the LICENSE file. 6 7import optparse 8import os 9import sys 10 11from util import build_utils 12 13def DoGcc(options): 14 build_utils.MakeDirectory(os.path.dirname(options.output)) 15 16 gcc_cmd = [ 'gcc' ] # invoke host gcc. 17 if options.defines: 18 gcc_cmd.extend(sum(map(lambda w: ['-D', w], options.defines), [])) 19 gcc_cmd.extend([ 20 '-E', # stop after preprocessing. 21 '-D', 'ANDROID', # Specify ANDROID define for pre-processor. 22 '-x', 'c-header', # treat sources as C header files 23 '-P', # disable line markers, i.e. '#line 309' 24 '-I', options.include_path, 25 '-o', options.output, 26 options.template 27 ]) 28 29 build_utils.CheckOutput(gcc_cmd) 30 31 32def main(args): 33 args = build_utils.ExpandFileArgs(args) 34 35 parser = optparse.OptionParser() 36 build_utils.AddDepfileOption(parser) 37 38 parser.add_option('--include-path', help='Include path for gcc.') 39 parser.add_option('--template', help='Path to template.') 40 parser.add_option('--output', help='Path for generated file.') 41 parser.add_option('--stamp', help='Path to touch on success.') 42 parser.add_option('--defines', help='Pre-defines macros', action='append') 43 44 options, _ = parser.parse_args(args) 45 46 DoGcc(options) 47 48 if options.depfile: 49 build_utils.WriteDepfile( 50 options.depfile, 51 build_utils.GetPythonDependencies()) 52 53 if options.stamp: 54 build_utils.Touch(options.stamp) 55 56 57if __name__ == '__main__': 58 sys.exit(main(sys.argv[1:])) 59