tools/swig/swig.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 """Wrapper around swig.
   7
   8 Sets the SWIG_LIB environment var to point to Lib dir
   9 and defers control to the platform-specific swig binary.
  10
  11 Depends on swig binaries being available at ../../third_party/swig.
  12 """
  13
  14 import os
  15 import subprocess
  16 import sys
  17
  18
  19 def main():
  20   swig_dir = os.path.abspath(os.path.join(os.path.dirname(sys.argv[0]),
  21                              os.pardir, os.pardir, 'third_party', 'swig'))
  22   lib_dir = os.path.join(swig_dir, "Lib")
  23   os.putenv("SWIG_LIB", lib_dir)
  24   dir_map = {
  25       'darwin': 'mac',
  26       'linux2': 'linux',
  27       'linux3': 'linux',
  28       'win32':  'win',
  29   }
  30   # Swig documentation lies that platform macros are provided to swig
  31   # preprocessor. Provide them ourselves.
  32   platform_flags = {
  33       'darwin': '-DSWIGMAC',
  34       'linux2': '-DSWIGLINUX',
  35       'linux3': '-DSWIGLINUX',
  36       'win32':  '-DSWIGWIN',
  37   }
  38   swig_bin = os.path.join(swig_dir, dir_map[sys.platform], 'swig')
  39   args = [swig_bin, platform_flags[sys.platform]] + sys.argv[1:]
  40   args = [x.replace('/', os.sep) for x in args]
  41   return subprocess.call(args)
  42
  43
  44 if __name__ == "__main__":
  45   sys.exit(main())