svn commit: r207604 - head/lib/libc/sys
Konstantin Belousov
kib at FreeBSD.org
Tue May 4 06:01:26 UTC 2010
Author: kib
Date: Tue May 4 06:01:25 2010
New Revision: 207604
URL: http://svn.freebsd.org/changeset/base/207604
Log:
Document RUSAGE_THREAD.
Reviewed by: bde
MFC after: 1 week
Modified:
head/lib/libc/sys/getrusage.2
Modified: head/lib/libc/sys/getrusage.2
==============================================================================
--- head/lib/libc/sys/getrusage.2 Tue May 4 06:00:39 2010 (r207603)
+++ head/lib/libc/sys/getrusage.2 Tue May 4 06:01:25 2010 (r207604)
@@ -28,7 +28,7 @@
.\" @(#)getrusage.2 8.1 (Berkeley) 6/4/93
.\" $FreeBSD$
.\"
-.Dd June 4, 1993
+.Dd May 1, 2010
.Dt GETRUSAGE 2
.Os
.Sh NAME
@@ -42,6 +42,7 @@
.In sys/resource.h
.Fd "#define RUSAGE_SELF 0"
.Fd "#define RUSAGE_CHILDREN -1"
+.Fd "#define RUSAGE_THREAD 1"
.Ft int
.Fn getrusage "int who" "struct rusage *rusage"
.Sh DESCRIPTION
@@ -49,11 +50,12 @@ The
.Fn getrusage
system call
returns information describing the resources utilized by the current
-process, or all its terminated child processes.
+thread, the current process, or all its terminated child processes.
The
.Fa who
argument is either
-.Dv RUSAGE_SELF
+.Dv RUSAGE_THREAD ,
+.Dv RUSAGE_SELF ,
or
.Dv RUSAGE_CHILDREN .
The buffer to which
@@ -175,6 +177,10 @@ The
.Fn getrusage
system call appeared in
.Bx 4.2 .
+The
+.Dv RUSAGE_THREAD
+facility first appeared in
+.Fx 8.1 .
.Sh BUGS
There is no way to obtain information about a child process
that has not yet terminated.
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