ext/clogger_ext/broken_system_compat.h

   1 /*
   2  * this header includes functions to support broken systems
   3  * without clock_gettime() or CLOCK_MONOTONIC
   4  */
   5
   6 #ifndef HAVE_CLOCK_GETTIME
   7 #  ifndef CLOCK_REALTIME
   8 #    define CLOCK_REALTIME 0 /* whatever */
   9 #  endif
  10 static int fake_clock_gettime(int clk_id, struct timespec *res)
  11 {
  12         struct timeval tv;
  13         int r = gettimeofday(&tv, NULL);
  14
  15         assert(0 == r && "gettimeofday() broke!?");
  16         res->tv_sec = tv.tv_sec;
  17         res->tv_nsec = tv.tv_usec * 1000;
  18
  19         return r;
  20 }
  21 #  define clock_gettime fake_clock_gettime
  22 #endif /* broken systems w/o clock_gettime() */
  23
  24 /* UGH */
  25 #ifndef _POSIX_MONOTONIC_CLOCK
  26 #  define CLOCK_MONOTONIC CLOCK_REALTIME
  27 #endif