2 * Copyright (C) 1995-2007, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: timing.c,v 1.3 2007-01-05 12:40:05 adam Exp $
10 * \brief Timing Utilities
23 #include <sys/times.h>
30 #include <yaz/xmalloc.h>
31 #include <yaz/timing.h>
35 struct tms tms1, tms2;
38 struct timeval start_time, end_time;
41 ULONGLONG start_time, end_time;
43 double real_sec, user_sec, sys_sec;
46 yaz_timing_t yaz_timing_create(void)
48 yaz_timing_t t = xmalloc(sizeof(*t));
54 static void get_date_as_largeinteger(ULONGLONG *lp)
58 GetSystemTimeAsFileTime(&f);
59 li.LowPart = f.dwLowDateTime;
60 li.HighPart = f.dwHighDateTime;
66 void yaz_timing_start(yaz_timing_t t)
78 gettimeofday(&t->start_time, 0);
82 get_date_as_largeinteger(&t->start_time);
87 void yaz_timing_stop(yaz_timing_t t)
92 t->user_sec = (double) (t->tms2.tms_utime - t->tms1.tms_utime)/100;
93 t->sys_sec = (double) (t->tms2.tms_stime - t->tms1.tms_stime)/100;
96 gettimeofday(&t->end_time, 0);
97 t->real_sec = ((t->end_time.tv_sec - t->start_time.tv_sec) * 1000000.0 +
98 t->end_time.tv_usec - t->start_time.tv_usec) / 1000000;
102 get_date_as_largeinteger(&t->end_time);
103 t->real_sec = (double) (t->end_time - t->start_time) / 10000000.0;
107 double yaz_timing_get_real(yaz_timing_t t)
112 double yaz_timing_get_user(yaz_timing_t t)
117 double yaz_timing_get_sys(yaz_timing_t t)
122 void yaz_timing_destroy(yaz_timing_t *tp)
134 * indent-tabs-mode: nil
136 * vim: shiftwidth=4 tabstop=8 expandtab