diff options
Diffstat (limited to 'utils/utils.c')
-rw-r--r-- | utils/utils.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/utils/utils.c b/utils/utils.c index 05f0059ec..b0707b7f2 100644 --- a/utils/utils.c +++ b/utils/utils.c @@ -236,6 +236,23 @@ char *strcasestr(const char *haystack, const char *needle) return NULL; } +/** + * Returns a number of centiseconds, that increases in real time, for the + * purposes of measuring how long something takes in wall-clock terms. It uses + * gettimeofday() for this. Should the call to gettimeofday() fail, it returns + * zero. + * + * \return number of centiseconds that increases monotonically + */ +unsigned int wallclock(void) +{ + struct timeval tv; + + if (gettimeofday(&tv, NULL) == -1) + return 0; + + return ((tv.tv_sec * 100) + (tv.tv_usec / 10000)); +} #ifdef __FreeBSD__ |