headers/posix/sys/cdefs.h

   1 #ifndef _SYS_CDEFS_H
   2 #define _SYS_CDEFS_H
   3
   4
   5 #ifndef __THROW
   6 #define __THROW
   7 #endif
   8
   9 #ifndef __P
  10 #define __P(s) s
  11 #endif
  12
  13 #ifndef __CONCAT
  14 #define __CONCAT(x,y)   x ## y
  15 #endif
  16
  17 #ifndef __STRING
  18 #define __STRING(x)             #x
  19 #endif
  20
  21 #if defined(__cplusplus)
  22 #define __BEGIN_DECLS   extern "C" {
  23 #define __END_DECLS     };
  24 #else
  25 #define __BEGIN_DECLS
  26 #define __END_DECLS
  27 #endif
  28
  29 #define __dead
  30 #define __dead2
  31
  32 #ifndef __weak_reference
  33 #define __weak_reference(sym,alias)     \
  34         __asm__(".weak " #alias);       \
  35         __asm__(".equ "  #alias ", " #sym)
  36 #endif
  37
  38 #endif