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authorkib <kib@FreeBSD.org>2010-05-11 13:39:37 +0000
committerkib <kib@FreeBSD.org>2010-05-11 13:39:37 +0000
commit57be3b3deba6ed645b3d61ad5899c5db876d271f (patch)
tree3185fc705efcca3c4a5970f85e42c7d98d520dc6 /lib
parentd6b422a5c6f679f63890cf907ed3ced4b1c40957 (diff)
downloadFreeBSD-src-57be3b3deba6ed645b3d61ad5899c5db876d271f.zip
FreeBSD-src-57be3b3deba6ed645b3d61ad5899c5db876d271f.tar.gz
MFC r207604:
Document RUSAGE_THREAD.
Diffstat (limited to 'lib')
-rw-r--r--lib/libc/sys/getrusage.212
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/libc/sys/getrusage.2 b/lib/libc/sys/getrusage.2
index bdf5d45..423503f 100644
--- a/lib/libc/sys/getrusage.2
+++ b/lib/libc/sys/getrusage.2
@@ -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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