src/timing/cl_t_current.cc

   1 // cl_current_time().
   2
   3 // General includes.
   4 #include "cl_sysdep.h"
   5
   6 // Specification.
   7 #include "cln/timing.h"
   8
   9
  10 // Implementation.
  11
  12 #include "cl_t_config.h"
  13
  14
  15 #if defined(HAVE_GETTIMEOFDAY)
  16   #include <sys/time.h>
  17   #ifdef GETTIMEOFDAY_DOTS
  18     extern "C" int gettimeofday (struct timeval * tp, ...);
  19   #else
  20     extern "C" int gettimeofday (struct timeval * tp, GETTIMEOFDAY_TZP_T tzp);
  21   #endif
  22 #elif defined(HAVE_FTIME)
  23   #include <sys/timeb.h>
  24   #ifdef _WIN32
  25     extern "C" void ftime (struct timeb * tp);
  26   #else
  27     extern "C" int ftime (struct timeb * tp);
  28   #endif
  29 #else
  30   #include <time.h>
  31 #endif
  32 #ifdef HAVE_PERROR_DECL
  33   #include <errno.h>
  34   #include <stdio.h>
  35 #else
  36   extern "C" int perror (const char *);
  37 #endif
  38
  39 namespace cln {
  40
  41 const cl_timespec cl_current_time ()
  42 {
  43 #if defined(HAVE_GETTIMEOFDAY)
  44         var struct timeval tv;
  45         if (gettimeofday(&tv,NULL) != 0) {
  46                 perror("gettimeofday");
  47                 tv.tv_sec = 0; tv.tv_usec = 0;
  48         }
  49         return cl_timespec(tv.tv_sec,
  50                            tv.tv_usec * (1000000000/1000000)
  51                           );
  52 #elif defined(HAVE_FTIME)
  53         var struct timeb timebuf;
  54         ftime(&timebuf);
  55         return cl_timespec(timebuf.time,
  56                            (uintL)timebuf.millitm * (1000000000/1000)
  57                           );
  58 #else
  59         return cl_timespec(time(NULL),0);
  60 #endif
  61 }
  62
  63 }  // namespace cln