OS X does not implement clock_gettime(), implement replacement.
Signed-off-by: Lance Richardson <lrich...@redhat.com>
---
Changes from v1: None
lib/timeval.c | 33 ++++++++++++++++++++++++++++++++-
1 file changed, 32 insertions(+), 1 deletion(-)
diff --git a/lib/timeval.c b/lib/timeval.c
index d390df1..8190b87 100644
--- a/lib/timeval.c
+++ b/lib/timeval.c
@@ -41,8 +41,9 @@
VLOG_DEFINE_THIS_MODULE(timeval);
-#ifdef _WIN32
+#if defined(_WIN32) || defined(__MACH__)
typedef unsigned int clockid_t;
+static int clock_gettime(clock_t id, struct timespec *ts);
#ifndef CLOCK_MONOTONIC
#define CLOCK_MONOTONIC 1
@@ -51,7 +52,9 @@ typedef unsigned int clockid_t;
#ifndef CLOCK_REALTIME
#define CLOCK_REALTIME 2
#endif
+#endif /* defined(_WIN32) || defined(__MACH__) */
+#ifdef _WIN32
/* Number of 100 ns intervals from January 1, 1601 till January 1, 1970. */
const static unsigned long long unix_epoch = 116444736000000000;
#endif /* _WIN32 */
@@ -417,6 +420,34 @@ clock_gettime(clock_t id, struct timespec *ts)
}
#endif /* _WIN32 */
+#ifdef __MACH__
+#include <mach/clock.h>
+#include <mach/mach.h>
+static int
+clock_gettime(clock_t id, struct timespec *ts)
+{
+ mach_timespec_t mts;
+ clock_serv_t clk;
+ clock_id_t cid;
+
+ if (id == CLOCK_MONOTONIC) {
+ cid = SYSTEM_CLOCK;
+ } else if (id == CLOCK_REALTIME) {
+ cid = CALENDAR_CLOCK;
+ } else {
+ return -1;
+ }
+
+ host_get_clock_service(mach_host_self(), cid, &clk);
+ clock_get_time(clk, &mts);
+ mach_port_deallocate(mach_task_self(), clk);
+ ts->tv_sec = mts.tv_sec;
+ ts->tv_nsec = mts.tv_nsec;
+
+ return 0;
+}
+#endif
+
void
xgettimeofday(struct timeval *tv)
{
--
2.5.0
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