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  1. // generic C header shadow file -*- C++ -*-
  2.  
  3. // Copyright (C) 1997-1999, 2000 Free Software Foundation, Inc.
  4. //
  5. // This file is part of the GNU ISO C++ Library.  This library is free
  6. // software; you can redistribute it and/or modify it under the
  7. // terms of the GNU General Public License as published by the
  8. // Free Software Foundation; either version 2, or (at your option)
  9. // any later version.
  10.  
  11. // This library is distributed in the hope that it will be useful,
  12. // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14. // GNU General Public License for more details.
  15.  
  16. // You should have received a copy of the GNU General Public License along
  17. // with this library; see the file COPYING.  If not, write to the Free
  18. // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19. // USA.
  20.  
  21. // As a special exception, you may use this file as part of a free software
  22. // library without restriction.  Specifically, if other files instantiate
  23. // templates or use macros or inline functions from this file, or you compile
  24. // this file and link it with other files to produce an executable, this
  25. // file does not by itself cause the resulting executable to be covered by
  26. // the GNU General Public License.  This exception does not however
  27. // invalidate any other reasons why the executable file might be covered by
  28. // the GNU General Public License.
  29.  
  30. // This file is included by all the standard C <foo.h> headers
  31. // after defining _SHADOW_NAME.
  32.  
  33. #ifdef _IN_C_LEGACY_  /* sub-included by a C header */
  34.  
  35.       // Get out of the "swamp."
  36.     } // Close extern "C"
  37.   }   // Close namespace _C_legacy::
  38.  
  39. # undef _IN_C_LEGACY_
  40. # include _SHADOW_NAME
  41.  
  42.   // Dive back into the "swamp."
  43.   namespace _C_legacy {
  44.     extern "C" {
  45. #     define _IN_C_LEGACY_
  46.  
  47. #else /* not _IN_C_LEGACY_:  directly included by user program */
  48.  
  49. # include _SHADOW_NAME
  50.  
  51.   // Expose global C names, including non-standard ones, but shadow
  52.   // some names and types with the std:: C++ version.
  53.  
  54.   using namespace ::_C_legacy::_C_shadow;
  55.  
  56. #endif /* _IN_C_LEGACY_ */
  57.    
  58.  
  59.  
  60.