ptimer_new -- creates a timer.
ptimer_reset -- resets the timer's elapsed time to zero.
ptimer_measure -- measure and return the time elapsed since
- creation or last reset.
+ creation or last reset.
ptimer_read -- reads the last measured elapsed value.
ptimer_destroy -- destroy the timer.
ptimer_granularity -- returns the approximate granularity of the timers.
#undef PTIMER_WINDOWS
#if defined(WINDOWS) || defined(__CYGWIN__)
-# define PTIMER_WINDOWS /* use Windows timers */
+# define PTIMER_WINDOWS /* use Windows timers */
#elif _POSIX_TIMERS - 0 > 0
-# define PTIMER_POSIX /* use POSIX timers (clock_gettime) */
+# define PTIMER_POSIX /* use POSIX timers (clock_gettime) */
#else
-# define PTIMER_GETTIMEOFDAY /* use gettimeofday */
+# define PTIMER_GETTIMEOFDAY /* use gettimeofday */
#endif
#ifdef PTIMER_POSIX
{
struct timespec r;
if (clocks[i].sysconf_name != NO_SYSCONF_CHECK)
- if (sysconf (clocks[i].sysconf_name) < 0)
- continue; /* sysconf claims this clock is unavailable */
+ if (sysconf (clocks[i].sysconf_name) < 0)
+ continue; /* sysconf claims this clock is unavailable */
if (clock_getres (clocks[i].id, &r) < 0)
- continue; /* clock_getres doesn't work for this clock */
+ continue; /* clock_getres doesn't work for this clock */
posix_clock_id = clocks[i].id;
posix_clock_resolution = (double) r.tv_sec + r.tv_nsec / 1e9;
/* Guard against nonsense returned by a broken clock_getres. */
if (posix_clock_resolution == 0)
- posix_clock_resolution = 1e-3;
+ posix_clock_resolution = 1e-3;
break;
}
if (i == countof (clocks))
{
/* If no clock was found, it means that clock_getres failed for
- the realtime clock. */
+ the realtime clock. */
logprintf (LOG_NOTQUIET, _("Cannot get REALTIME clock frequency: %s\n"),
- strerror (errno));
+ strerror (errno));
/* Use CLOCK_REALTIME, but invent a plausible resolution. */
posix_clock_id = CLOCK_REALTIME;
posix_clock_resolution = 1e-3;
posix_diff (ptimer_system_time *pst1, ptimer_system_time *pst2)
{
return ((pst1->tv_sec - pst2->tv_sec)
- + (pst1->tv_nsec - pst2->tv_nsec) / 1e9);
+ + (pst1->tv_nsec - pst2->tv_nsec) / 1e9);
}
static inline double
{
return posix_clock_resolution;
}
-#endif /* PTIMER_POSIX */
+#endif /* PTIMER_POSIX */
#ifdef PTIMER_GETTIMEOFDAY
/* Elapsed time measurement using gettimeofday: system time is held in
gettimeofday_diff (ptimer_system_time *pst1, ptimer_system_time *pst2)
{
return ((pst1->tv_sec - pst2->tv_sec)
- + (pst1->tv_usec - pst2->tv_usec) / 1e6);
+ + (pst1->tv_usec - pst2->tv_usec) / 1e6);
}
static inline double
than 1ms. Assume 100 usecs. */
return 0.1;
}
-#endif /* PTIMER_GETTIMEOFDAY */
+#endif /* PTIMER_GETTIMEOFDAY */
#ifdef PTIMER_WINDOWS
/* Elapsed time measurement on Windows: where high-resolution timers
if (windows_hires_timers)
return 1.0 / windows_hires_freq;
else
- return 10; /* according to MSDN */
+ return 10; /* according to MSDN */
}
-#endif /* PTIMER_WINDOWS */
+#endif /* PTIMER_WINDOWS */
\f
/* The code below this point is independent of timer implementation. */