build/generator/swig/__init__.py

   1 #
   2 # generator.swig: Base class for SWIG-related generators
   3 #
   4
   5 import shutil, ConfigParser, re, os
   6 import generator.util.executable as _exec
   7 from generator.gen_base import _collect_paths
   8
   9 class Generator:
  10   """Base class for SWIG-related generators"""
  11   langs = ["python", "perl", "ruby"]
  12   short = { "perl": "pl", "python": "py", "ruby": "rb" }
  13
  14   def __init__(self, conf, swig_path):
  15     """Read build.conf"""
  16
  17     # Now read and parse build.conf
  18     parser = ConfigParser.ConfigParser()
  19     parser.read(conf)
  20
  21     # Read configuration options
  22     self.proxy_dir = parser.get('options', 'swig-proxy-dir')
  23     self.includes = _collect_paths(parser.get('options', 'includes'))
  24     self.swig_checkout_files = \
  25       _collect_paths(parser.get('options', 'swig-checkout-files'))
  26
  27     # Calculate build options
  28     self.opts = {}
  29     for lang in self.langs:
  30       self.opts[lang] = parser.get('options', 'swig-%s-opts' % lang)
  31
  32     # Calculate SWIG paths
  33     self.swig_path = swig_path
  34     try:
  35       self.swig_libdir = _exec.output("%s -swiglib" % self.swig_path, strip=1)
  36     except AssertionError:
  37       pass
  38
  39   def version(self):
  40     """Get the version number of SWIG"""
  41     try:
  42       swig_version = _exec.output("%s -version" % self.swig_path)
  43       m = re.search("Version (\d+).(\d+).(\d+)", swig_version)
  44       if m:
  45         return int(
  46           "%s0%s0%s" % (m.group(1), m.group(2), m.group(3)))
  47     except AssertionError:
  48       pass
  49     return 0
  50