From 529b4bd185eb130580c09c24450d80d62c9ae769 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Sun, 24 Nov 2013 21:14:38 +0100
Subject: Stats: use monotonic clock instead of GTimer

Reduce GLib usage.
---
 src/system/Clock.cxx | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'src/system/Clock.cxx')

diff --git a/src/system/Clock.cxx b/src/system/Clock.cxx
index 17b221c15..8fbd76d22 100644
--- a/src/system/Clock.cxx
+++ b/src/system/Clock.cxx
@@ -30,6 +30,28 @@
 #endif
 #endif
 
+unsigned
+MonotonicClockS(void)
+{
+#ifdef WIN32
+	return GetTickCount() / 1000;
+#elif defined(__APPLE__) /* OS X does not define CLOCK_MONOTONIC */
+	static mach_timebase_info_data_t base;
+	if (base.denom == 0)
+		(void)mach_timebase_info(&base);
+
+	return (unsigned)((mach_absolute_time() * base.numer / 1000)
+			  / (1000000 * base.denom));
+#elif defined(CLOCK_MONOTONIC)
+	struct timespec ts;
+	clock_gettime(CLOCK_MONOTONIC, &ts);
+	return ts.tv_sec;
+#else
+	/* we have no monotonic clock, fall back to time() */
+	return time(nullptr);
+#endif
+}
+
 unsigned
 MonotonicClockMS(void)
 {
-- 
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