raise() sends the signal to the current thread and only one error can occur.

ok jmc@

1 files changed, 13 insertions, 14 deletions

diff --git a/lib/libc/gen/raise.3 b/lib/libc/gen/raise.3
index 634eb08e055..abb9738bdcb 100644
--- a/lib/libc/gen/raise.3
+++ b/lib/libc/gen/raise.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: raise.3,v 1.8 2007/05/31 19:19:28 jmc Exp $
+.\"	$OpenBSD: raise.3,v 1.9 2012/11/10 03:51:41 guenther Exp $
 .\"
 .\" Copyright (c) 1990, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -31,12 +31,12 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: May 31 2007 $
+.Dd $Mdocdate: November 10 2012 $
 .Dt RAISE 3
 .Os
 .Sh NAME
 .Nm raise
-.Nd send a signal to the current process
+.Nd send a signal to the current thread
 .Sh SYNOPSIS
 .Fd #include <signal.h>
 .Ft int
@@ -46,27 +46,26 @@ The
 .Fn raise
 function sends the signal
 .Fa sig
-to the current process.
+to the current thread.
 .Sh RETURN VALUES
 Upon successful completion, a value of 0 is returned.
 Otherwise, a value of \-1 is returned and the global variable
 .Va errno
 is set to indicate the error.
 .Sh ERRORS
-The
 .Fn raise
-function may fail and set
-.Va errno
-for any of the errors specified for the
-library functions
-.Xr getpid 2
-and
-.Xr kill 2 .
+will fail and no signal will be sent if:
+.Bl -tag -width Er
+.It Bq Er EINVAL
+.Fa sig
+is not a valid signal number.
+.El
 .Sh SEE ALSO
-.Xr getpid 2 ,
 .Xr kill 2
 .Sh STANDARDS
 The
 .Fn raise
 function conforms to
-.St -ansiC .
+.St -ansiC
+and
+.St -p1003.1-2008 .