gcc/ginclude/stdbool.h

   1 /* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
   2
   3 This file is part of GCC.
   4
   5 GCC is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2, or (at your option)
   8 any later version.
   9
  10 GCC is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with GCC; see the file COPYING.  If not, write to
  17 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  18 Boston, MA 02110-1301, USA.  */
  19
  20 /* As a special exception, if you include this header file into source
  21    files compiled by GCC, this header file does not by itself cause
  22    the resulting executable to be covered by the GNU General Public
  23    License.  This exception does not however invalidate any other
  24    reasons why the executable file might be covered by the GNU General
  25    Public License.  */
  26
  27 /*
  28  * ISO C Standard:  7.16  Boolean type and values  <stdbool.h>
  29  */
  30
  31 #ifndef _STDBOOL_H
  32 #define _STDBOOL_H
  33
  34 #ifndef __cplusplus
  35
  36 #define bool    _Bool
  37 #define true    1
  38 #define false   0
  39
  40 #else /* __cplusplus */
  41
  42 /* Supporting <stdbool.h> in C++ is a GCC extension.  */
  43 #define _Bool   bool
  44 #define bool    bool
  45 #define false   false
  46 #define true    true
  47
  48 #endif /* __cplusplus */
  49
  50 /* Signal that all the definitions are present.  */
  51 #define __bool_true_false_are_defined   1
  52
  53 #endif  /* stdbool.h */