From 4016b657973bba87caf75168ba70aaa85d556487 Mon Sep 17 00:00:00 2001
From: Martin Lucina <martin@lucina.net>
Date: Mon, 23 Jan 2012 09:00:28 +0100
Subject: Imported Upstream version 2.1.11

---
 src/clock.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'src/clock.cpp')

diff --git a/src/clock.cpp b/src/clock.cpp
index f98a2f4..f1da091 100644
--- a/src/clock.cpp
+++ b/src/clock.cpp
@@ -34,6 +34,10 @@
 #include <sys/time.h>
 #endif
 
+#if defined HAVE_CLOCK_GETTIME
+#include <time.h>
+#endif
+
 zmq::clock_t::clock_t () :
     last_tsc (rdtsc ()),
     last_time (now_us () / 1000)
@@ -61,6 +65,14 @@ uint64_t zmq::clock_t::now_us ()
     double ticks_div = (double) (ticksPerSecond.QuadPart / 1000000);     
     return (uint64_t) (tick.QuadPart / ticks_div);
 
+#elif defined HAVE_CLOCK_GETTIME
+
+    //  Use POSIX clock_gettime function to get precise monotonic time.
+    struct timespec tv;
+    int rc = clock_gettime (CLOCK_MONOTONIC, &tv);
+    errno_assert (rc == 0);
+    return (tv.tv_sec * (uint64_t) 1000000 + tv.tv_nsec / 1000);
+
 #else
 
     //  Use POSIX gettimeofday function to get precise time.
-- 
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