root/ompi/mca/topo/treematch/treematch/tm_timings.h

INCLUDED FROM

   1 #ifndef TIMINGS_H
   2 #define TIMINGS_H
   3 #include <stdio.h>
   4 
   5 #ifndef _WIN32
   6 #include <sys/time.h>
   7 #else
   8 #include <sys/timeb.h>
   9 #endif
  10 #include <stdlib.h>
  11 #include <unistd.h>
  12 
  13 #define MAX_CLOCK 1000
  14 
  15 #ifndef _WIN32
  16 typedef struct timeval CLOCK_T;
  17 
  18 
  19 #define CLOCK(c) gettimeofday(&c,(struct timezone *)NULL)
  20 #define CLOCK_DIFF(c1,c2)  \
  21 ((double)(c1.tv_sec-c2.tv_sec)+(double)(c1.tv_usec-c2.tv_usec)/1e+6)
  22 #define CLOCK_DISPLAY(c) fprintf(stderr,"%d.%d",(int)c.tv_sec,(int)c.tv_usec)
  23 
  24 #else    /* for windows */
  25 
  26 #ifdef __CYGWIN__
  27 typedef struct timeb CLOCK_T;
  28 #else
  29 typedef struct _timeb CLOCK_T;
  30 #endif
  31 
  32 #define CLOCK(c) _ftime(&c)
  33 #define CLOCK_DIFF(c1,c2)  \
  34 ((double)(c1.time-c2.time)+(double)(c1.millitm-c2.millitm)/1e+3)
  35 #define CLOCK_DISPLAY(c) fprintf(stderr,"%d.%d",(int)c.time,(int)c.millitm*1e+3)
  36 
  37 #endif
  38 
  39 double time_diff(void);
  40 void get_time(void);
  41 
  42 #define TIC get_time()
  43 #define TOC time_diff()
  44 
  45 #endif /*TIMINGS_H*/
  46