text: #!/usr/bin/env python
  
  def get_cflags(language, std, compiler):
      if std == None or len(std) == 0:
          std = "gnu89"
      c_common = "-fdiagnostics-show-option -std=" + std + " -Wno-long-long -Wreturn-type -Wdeclaration-after-statement -Wmissing-field-initializers"
      cflags = {
          "csharp":"-Werror " + c_common,
               "d":"-Werror " + c_common,
              "go":"-Werror " + c_common + " -Wno-declaration-after-statement",
           "guile":"-Werror " + c_common,
            "java":"-Werror " + c_common,
      "javascript":"-Werror " + c_common,
             "lua":"-Werror " + c_common,
          "octave":"-Werror " + c_common,
           "perl5":"-Werror " + c_common,
             "php":"-Werror " + c_common,
            "php5":"-Werror " + c_common,
          "python":"-Werror " + c_common,
               "r":"-Werror " + c_common,
            "ruby":"-Werror " + c_common,
          "scilab":"-Werror " + c_common,
             "tcl":"-Werror " + c_common,
      }
      if compiler == 'clang':
          cflags["guile"] += " -Wno-attributes" # -Wno-attributes is for clang LLVM 3.5 and bdw-gc < 7.5 used by guile
  
      if language not in cflags:
          raise RuntimeError("{} is not a supported language".format(language))
  
      return cflags[language]
  
  def get_cxxflags(language, std, compiler):
      if std == None or len(std) == 0:
          std = "c++98"
      cxx_common = "-fdiagnostics-show-option -std=" + std + " -Wno-long-long -Wreturn-type -Wmissing-field-initializers"
      cxxflags = {
          "csharp":"-Werror " + cxx_common,
               "d":"-Werror " + cxx_common,
              "go":"-Werror " + cxx_common,
           "guile":"-Werror " + cxx_common,
            "java":"-Werror " + cxx_common,
      "javascript":"-Werror " + cxx_common + " -Wno-error=unused-function", # Until overload_rename is fixed for node
             "lua":"-Werror " + cxx_common,
          "octave":"-Werror " + cxx_common,
           "perl5":"-Werror " + cxx_common,
             "php":"-Werror " + cxx_common,
            "php5":"-Werror " + cxx_common,
          "python":"-Werror " + cxx_common,
               "r":"-Werror " + cxx_common,
            "ruby":"-Werror " + cxx_common,
          "scilab":"-Werror " + cxx_common,
             "tcl":"-Werror " + cxx_common,
      }
      if compiler == 'clang':
          cxxflags["guile"] += " -Wno-attributes" # -Wno-attributes is for clang LLVM 3.5 and bdw-gc < 7.5 used by guile
  
      if language not in cxxflags:
          raise RuntimeError("{} is not a supported language".format(language))
  
      return cxxflags[language]
  
  import argparse
  parser = argparse.ArgumentParser(description="Display CFLAGS or CXXFLAGS to use for testing the SWIG examples and test-suite.")
  parser.add_argument('-l', '--language', required=True, help='set language to show flags for')
  flags = parser.add_mutually_exclusive_group(required=True)
  flags.add_argument('-c', '--cflags', action='store_true', default=False, help='show CFLAGS')
  flags.add_argument('-x', '--cxxflags', action='store_true', default=False, help='show CXXFLAGS')
  parser.add_argument('-s', '--std', required=False, help='language standard flags for the -std= option')
  parser.add_argument('-C', '--compiler', required=False, help='compiler used (clang or gcc)')
  args = parser.parse_args()
  
  if args.cflags:
      get_flags = get_cflags
  elif args.cxxflags:
      get_flags = get_cxxflags
  else:
      parser.print_help()
      exit(1)
  
  print(get_flags(args.language, args.std, args.compiler))
  