ppapi/generators/generator.py

   1 #!/usr/bin/env python
   2 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
   3 # Use of this source code is governed by a BSD-style license that can be
   4 # found in the LICENSE file.
   5
   6 import os
   7 import sys
   8 import traceback
   9
  10 # Note: some of these files are imported to register cmdline options.
  11 from idl_generator import Generator
  12 from idl_option import ParseOptions
  13 from idl_outfile import IDLOutFile
  14 from idl_parser import ParseFiles
  15 from idl_c_header import HGen
  16 from idl_thunk import TGen
  17 from idl_gen_pnacl import PnaclGen
  18
  19
  20 def Main(args):
  21   # If no arguments are provided, assume we are trying to rebuild the
  22   # C headers with warnings off.
  23   try:
  24     if not args:
  25       args = [
  26           '--wnone', '--cgen', '--range=start,end',
  27           '--pnacl', '--pnaclshim',
  28           '../native_client/src/untrusted/pnacl_irt_shim/pnacl_shim.c',
  29           '--tgen',
  30       ]
  31       current_dir = os.path.abspath(os.getcwd())
  32       script_dir = os.path.abspath(os.path.dirname(__file__))
  33       if current_dir != script_dir:
  34         print '\nIncorrect CWD, default run skipped.'
  35         print 'When running with no arguments set CWD to the scripts directory:'
  36         print '\t' + script_dir + '\n'
  37         print 'This ensures correct default paths and behavior.\n'
  38         return 1
  39
  40     filenames = ParseOptions(args)
  41     ast = ParseFiles(filenames)
  42     if ast.errors:
  43       print 'Found %d errors.  Aborting build.\n' % ast.errors
  44       return 1
  45     return Generator.Run(ast)
  46   except SystemExit, ec:
  47     print 'Exiting with %d' % ec.code
  48     sys.exit(ec.code)
  49
  50   except:
  51     typeinfo, value, tb = sys.exc_info()
  52     traceback.print_exception(typeinfo, value, tb)
  53     print 'Called with: ' + ' '.join(sys.argv)
  54
  55
  56 if __name__ == '__main__':
  57     sys.exit(Main(sys.argv[1:]))