From: Simon Schubert <corecode@dragonflybsd.org>
Date: Wed, 3 Aug 2005 12:44:23 +0000 (+0000)
Subject: Note that select behaves like sleep(3) when no descriptors are being checked.
X-Git-Tag: v2.0.1~6387
X-Git-Url: https://gitweb.dragonflybsd.org/dragonfly.git/commitdiff_plain/56c95343287645266bb8be5eb17b46687c6f79a7

Note that select behaves like sleep(3) when no descriptors are being checked.
---

diff --git a/lib/libc/sys/select.2 b/lib/libc/sys/select.2
index cc64f017bb..da5248b061 100644
--- a/lib/libc/sys/select.2
+++ b/lib/libc/sys/select.2
@@ -31,7 +31,7 @@
 .\"
 .\"     @(#)select.2	8.2 (Berkeley) 3/25/94
 .\" $FreeBSD: src/lib/libc/sys/select.2,v 1.14.2.5 2001/12/14 18:34:01 ru Exp $
-.\" $DragonFly: src/lib/libc/sys/select.2,v 1.2 2003/06/17 04:26:47 dillon Exp $
+.\" $DragonFly: src/lib/libc/sys/select.2,v 1.3 2005/08/03 12:44:23 corecode Exp $
 .\"
 .Dd March 25, 1994
 .Dt SELECT 2
@@ -125,6 +125,12 @@ Any of
 and
 .Fa exceptfds
 may be given as nil pointers if no descriptors are of interest.
+.Pp
+Even if no descriptors are of interest, the timeout works as described,
+effectively making
+.Fn select
+behave like
+.Xr sleep 3 .
 .Sh RETURN VALUES
 .Fn Select
 returns the number of ready descriptors that are contained in