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Gettime returns time in the Unix Epoch time both on windows and unix.

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This commit is contained in:
Diego Nehab 2004-08-04 20:42:02 +00:00
parent 0e77ad987f
commit e27fa00e1c
1 changed files with 8 additions and 3 deletions
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11
src/timeout.c
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@ -118,20 +118,25 @@ p_tm tm_markstart(p_tm tm) {
}
/*-------------------------------------------------------------------------*\
* Gets time in ms, relative to system startup.
* Gets time in s, relative to January 1, 1970 (UTC)
* Returns
* time in ms.
* time in s.
\*-------------------------------------------------------------------------*/
#ifdef _WIN32
double tm_gettime(void) {
FILETIME ft;
double t;
GetSystemTimeAsFileTime(&ft);
return ft.dwLowDateTime/1.0e7 + ft.dwHighDateTime*(4294967296.0/1.0e7);
/* Windows file time (time since January 1, 1601 (UTC)) */
t = ft.dwLowDateTime/1.0e7 + ft.dwHighDateTime*(4294967296.0/1.0e7);
/* convert to Unix Epoch time (time since January 1, 1970 (UTC)) */
return (t - 11644473600.0);
}
#else
double tm_gettime(void) {
struct timeval v;
gettimeofday(&v, (struct timezone *) NULL);
/* Unix Epoch time (time since January 1, 1970 (UTC)) */
return v.tv_sec + v.tv_usec/1.0e6;
}
#endif