girepository/cmph/cmph_time.h

   1 #ifdef ELAPSED_TIME_IN_SECONDS
   2 #undef ELAPSED_TIME_IN_SECONDS
   3 #endif
   4
   5 #ifdef ELAPSED_TIME_IN_uSECONDS
   6 #undef ELAPSED_TIME_IN_uSECONDS
   7 #endif
   8
   9 #ifdef __GNUC__
  10         #include <sys/time.h>
  11         #ifndef WIN32
  12                 #include <sys/resource.h>
  13         #endif
  14 #endif
  15
  16 #ifdef __GNUC__
  17         #ifndef __CMPH_TIME_H__
  18                 #define __CMPH_TIME_H__
  19                 static inline void elapsed_time_in_seconds(double * elapsed_time)
  20                 {
  21                         struct timeval e_time;
  22                         if (gettimeofday(&e_time, NULL) < 0) {
  23                                 return;
  24                         }
  25                         *elapsed_time =  (double)e_time.tv_sec + ((double)e_time.tv_usec/1000000.0);
  26                 }
  27                 static inline void dummy_elapsed_time_in_seconds()
  28                 {
  29                 }
  30                 static inline void elapsed_time_in_useconds(cmph_uint64 * elapsed_time)
  31                 {
  32                         struct timeval e_time;
  33                         if (gettimeofday(&e_time, NULL) < 0) {
  34                                 return;
  35                         }
  36                         *elapsed_time =  (cmph_uint64)(e_time.tv_sec*1000000 + e_time.tv_usec);
  37                 }
  38                 static inline void dummy_elapsed_time_in_useconds()
  39                 {
  40                 }
  41         #endif
  42 #endif
  43
  44 #ifdef CMPH_TIMING
  45           #ifdef __GNUC__
  46                   #define ELAPSED_TIME_IN_SECONDS elapsed_time_in_seconds
  47                   #define ELAPSED_TIME_IN_uSECONDS elapsed_time_in_useconds
  48           #else
  49                   #define ELAPSED_TIME_IN_SECONDS dummy_elapsed_time_in_seconds
  50                   #define ELAPSED_TIME_IN_uSECONDS dummy_elapsed_time_in_useconds
  51           #endif
  52 #else
  53           #ifdef __GNUC__
  54                   #define ELAPSED_TIME_IN_SECONDS
  55                   #define ELAPSED_TIME_IN_uSECONDS
  56           #else
  57                   #define ELAPSED_TIME_IN_SECONDS dummy_elapsed_time_in_seconds
  58                   #define ELAPSED_TIME_IN_uSECONDS dummy_elapsed_time_in_useconds
  59           #endif
  60 #endif