rts/posix/Clock.h

   1 /* -----------------------------------------------------------------------------
   2  *
   3  * (c) The GHC Team, 2012
   4  *
   5  * Posix monotonic clock
   6  *
   7  * ---------------------------------------------------------------------------*/
   8
   9 #ifndef POSIX_CLOCK_H
  10 #define POSIX_CLOCK_H
  11
  12 #ifdef HAVE_UNISTD_H
  13 # include <unistd.h>
  14 #endif
  15
  16 #ifdef HAVE_TIME_H
  17 # include <time.h>
  18 #endif
  19
  20 #ifdef HAVE_SYS_TIME_H
  21 # include <sys/time.h>
  22 #endif
  23
  24 #ifdef HAVE_CLOCK_GETTIME
  25 # ifdef _POSIX_MONOTONIC_CLOCK
  26 #  define CLOCK_ID CLOCK_MONOTONIC
  27 # else
  28 #  define CLOCK_ID CLOCK_REALTIME
  29 # endif
  30 #endif
  31
  32 #endif /* POSIX_CLOCK_H */