gcc/ginclude/stdbool.h

   1 /* stdbool.h for GNU.  */
   2 #ifndef __STDBOOL_H__
   3 #define __STDBOOL_H__   1
   4
   5 /* The type `bool' must promote to `int' or `unsigned int'.  The constants
   6    `true' and `false' must have the value 0 and 1 respectively.  */
   7 typedef enum
   8   {
   9     false = 0,
  10     true = 1
  11   } bool;
  12
  13 /* The names `true' and `false' must also be made available as macros.  */
  14 #define false   false
  15 #define true    true
  16
  17 /* Signal that all the definitions are present.  */
  18 #define __bool_true_false_are_defined   1
  19
  20 #endif  /* stdbool.h */