Module Name: src
Committed By: christos
Date: Thu Oct 27 16:10:37 UTC 2011
Modified Files:
src/lib/libc/sys: getitimer.2
Log Message:
document ITIMER_MONOTONIC.
To generate a diff of this commit:
cvs rdiff -u -r1.27 -r1.28 src/lib/libc/sys/getitimer.2
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/lib/libc/sys/getitimer.2
diff -u src/lib/libc/sys/getitimer.2:1.27 src/lib/libc/sys/getitimer.2:1.28
--- src/lib/libc/sys/getitimer.2:1.27 Mon Oct 3 11:49:02 2011
+++ src/lib/libc/sys/getitimer.2 Thu Oct 27 12:10:37 2011
@@ -1,4 +1,4 @@
-.\" $NetBSD: getitimer.2,v 1.27 2011/10/03 15:49:02 njoly Exp $
+.\" $NetBSD: getitimer.2,v 1.28 2011/10/27 16:10:37 christos Exp $
.\"
.\" Copyright (c) 1983, 1991, 1993
.\" The Regents of the University of California. All rights reserved.
@@ -29,7 +29,7 @@
.\"
.\" @(#)getitimer.2 8.3 (Berkeley) 5/16/95
.\"
-.Dd October 3, 2011
+.Dd October 27, 2011
.Dt GETITIMER 2
.Os
.Sh NAME
@@ -93,9 +93,13 @@ is non-zero).
The
.Fa which
parameter specifies the type of the timer:
-.Bl -tag -width "ITIMER_VIRTUAL " -offset indent
+.Bl -tag -width "ITIMER_MONOTONIC " -offset indent
.It Dv ITIMER_REAL
timer decrements in real time.
+This timer is affected by
+.Xr adjtime 2
+and
+.Xr settimeofday 2 .
A
.Dv SIGALRM
signal is
@@ -121,6 +125,16 @@ delivered.
Because this signal may interrupt in-progress
system calls, programs using this timer must be prepared to
restart interrupted system calls.
+.It Dv ITIMER_MONOTONIC
+timer decrements in monotonic time.
+This timer is not affected by
+.Xr adjtime 2
+and
+.Xr settimeofday 2 .
+A
+.Dv SIGALRM
+signal is
+delivered when this timer expires.
.El
Note that:
.Bl -bullet -offset indent
@@ -179,3 +193,7 @@ The
.Fn getitimer
function call appeared in
.Bx 4.2 .
+The
+.Dv ITIMER_MONOTONIC
+functionality appeared in
+.Nx 6.0 .
