unix4lyfe git - darkstat-debian/blob - cdefs.h

   1 /* darkstat 3
   2  * copyright (c) 2001-2014 Emil Mikulic.
   3  *
   4  * cdefs.h: compiler-specific defines
   5  *
   6  * This file borrows from FreeBSD's sys/cdefs.h
   7  */
   8
   9 #ifdef __GNUC__
  10 # define _unused_ __attribute__((__unused__))
  11 # define _noreturn_ __attribute__((__noreturn__))
  12 # define _printflike_(fmtarg, firstvararg) \
  13    __attribute__((__format__ (__printf__, fmtarg, firstvararg) ))
  14 #else
  15 # define _unused_
  16 # define _noreturn_
  17 # define _printflike_(fmtarg, firstvararg)
  18 #endif
  19
  20 #ifndef MAX
  21 # define MAX(a,b) ((a) > (b) ? (a) : (b))
  22 #endif
  23
  24 #ifndef MIN
  25 # define MIN(a,b) ((a) < (b) ? (a) : (b))
  26 #endif
  27
  28 #if !defined(__STDC_VERSION__) || __STDC_VERSION__ < 201112L
  29 # ifdef __COUNTER__
  30 #  define _Static_assert(x, y)    __Static_assert(x, __COUNTER__)
  31 # else
  32 #  define _Static_assert(x, y)    __Static_assert(x, __LINE__)
  33 # endif
  34 # define __Static_assert(x, y)   ___Static_assert(x, y)
  35 # define ___Static_assert(x, y)  typedef char __assert_ ## y[(x) ? 1 : -1]
  36 #endif
  37
  38 /* vim:set ts=3 sw=3 tw=78 expandtab: */