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authorandre <andre@FreeBSD.org>2005-11-18 17:13:22 +0000
committerandre <andre@FreeBSD.org>2005-11-18 17:13:22 +0000
commite76b2aa5e34473052bb40db62fe1465a97467520 (patch)
treefc4bad2271316338ac9c8d685d8529c4540e4398 /lib
parentc43b76d70ffbe861d8f0a4ee295b025f6f402bd8 (diff)
downloadFreeBSD-src-e76b2aa5e34473052bb40db62fe1465a97467520.zip
FreeBSD-src-e76b2aa5e34473052bb40db62fe1465a97467520.tar.gz
Document CLOCK_UPTIME which returns the current uptime in SI seconds.
At the moment it is just an alias for CLOCK_MONOTONIC which reports the same number. Sponsored by: TCP/IP Optimization Fundraise 2005
Diffstat (limited to 'lib')
-rw-r--r--lib/libc/sys/clock_gettime.24
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/libc/sys/clock_gettime.2 b/lib/libc/sys/clock_gettime.2
index a608870..15c7156 100644
--- a/lib/libc/sys/clock_gettime.2
+++ b/lib/libc/sys/clock_gettime.2
@@ -33,7 +33,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd June 17, 2004
+.Dd November 18, 2005
.Dt CLOCK_GETTIME 2
.Os
.Sh NAME
@@ -65,6 +65,8 @@ The
argument
can be one of four values: CLOCK_REALTIME for time that increments as
a wall clock should, CLOCK_MONOTONIC which increments in SI seconds,
+CLOCK_UPTIME which starts at zero when the kernel boots and increments
+monotonically in SI seconds while the machine is running,
CLOCK_VIRTUAL for time that increments only when
the CPU is running in user mode on behalf of the calling process, or
CLOCK_PROF for time that increments when the CPU is running in user or
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