Mon Jan 10 06:26:30 2011 UTC ()
Sort errors, fix xref, don't xref itself.


(wiz)
diff -r1.1 -r1.2 src/lib/libc/sys/sigqueue.2
cvs diff -r1.1 -r1.2 src/lib/libc/sys/sigqueue.2 (expand / switch to unified diff)

--- src/lib/libc/sys/sigqueue.2 2011/01/10 04:41:27 1.1
+++ src/lib/libc/sys/sigqueue.2 2011/01/10 06:26:30 1.2
@@ -1,14 +1,14 @@ @@ -1,14 +1,14 @@
1.\" $NetBSD: sigqueue.2,v 1.1 2011/01/10 04:41:27 christos Exp $ 1.\" $NetBSD: sigqueue.2,v 1.2 2011/01/10 06:26:30 wiz Exp $
2.\" Copyright (c) 2005 David Xu <davidxu@FreeBSD.org> 2.\" Copyright (c) 2005 David Xu <davidxu@FreeBSD.org>
3.\" All rights reserved. 3.\" All rights reserved.
4.\" 4.\"
5.\" Redistribution and use in source and binary forms, with or without 5.\" Redistribution and use in source and binary forms, with or without
6.\" modification, are permitted provided that the following conditions 6.\" modification, are permitted provided that the following conditions
7.\" are met: 7.\" are met:
8.\" 1. Redistributions of source code must retain the above copyright 8.\" 1. Redistributions of source code must retain the above copyright
9.\" notice(s), this list of conditions and the following disclaimer as 9.\" notice(s), this list of conditions and the following disclaimer as
10.\" the first lines of this file unmodified other than the possible 10.\" the first lines of this file unmodified other than the possible
11.\" addition of one or more copyright notices. 11.\" addition of one or more copyright notices.
12.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" 2. Redistributions in binary form must reproduce the above copyright
13.\" notice(s), this list of conditions and the following disclaimer in 13.\" notice(s), this list of conditions and the following disclaimer in
14.\" the documentation and/or other materials provided with the 14.\" the documentation and/or other materials provided with the
@@ -23,27 +23,27 @@ @@ -23,27 +23,27 @@
23.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 23.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24.\" BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24.\" BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 25.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26.\" OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 26.\" OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
27.\" EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27.\" EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28.\" 28.\"
29.\" $FreeBSD: src/lib/libc/sys/sigqueue.2,v 1.8 2006/09/17 21:27:34 ru Exp $ 29.\" $FreeBSD: src/lib/libc/sys/sigqueue.2,v 1.8 2006/09/17 21:27:34 ru Exp $
30.\" 30.\"
31.Dd January 9, 2011 31.Dd January 9, 2011
32.Dt SIGQUEUE 2 32.Dt SIGQUEUE 2
33.Os 33.Os
34.Sh NAME 34.Sh NAME
35.Nm sigqueue 35.Nm sigqueue
36.Nd "queue a signal to a process (REALTIME)" 36.Nd queue a signal to a process (REALTIME)
37.Sh LIBRARY 37.Sh LIBRARY
38.Lb libc 38.Lb libc
39.Sh SYNOPSIS 39.Sh SYNOPSIS
40.In signal.h 40.In signal.h
41.Ft int 41.Ft int
42.Fn sigqueue "pid_t pid" "int signo" "const union sigval value" 42.Fn sigqueue "pid_t pid" "int signo" "const union sigval value"
43.Ft int 43.Ft int
44.Fn sigqueueinfo "pid_t pid" "const siginfo_t *info" 44.Fn sigqueueinfo "pid_t pid" "const siginfo_t *info"
45.Sh DESCRIPTION 45.Sh DESCRIPTION
46The 46The
47.Fn sigqueue 47.Fn sigqueue
48system call causes the signal specified by 48system call causes the signal specified by
49.Fa signo 49.Fa signo
@@ -109,51 +109,49 @@ be selected for delivery, it is the lowe @@ -109,51 +109,49 @@ be selected for delivery, it is the lowe
109one. 109one.
110The selection order between realtime and non-realtime signals, or 110The selection order between realtime and non-realtime signals, or
111between multiple pending non-realtime signals, is unspecified. 111between multiple pending non-realtime signals, is unspecified.
112.Sh RETURN VALUES 112.Sh RETURN VALUES
113.Rv -std 113.Rv -std
114.Sh ERRORS 114.Sh ERRORS
115The 115The
116.Fn sigqueue 116.Fn sigqueue
117system call 117system call
118will fail if: 118will fail if:
119.Bl -tag -width Er 119.Bl -tag -width Er
120.It Bq Er EAGAIN 120.It Bq Er EAGAIN
121No resources are available to queue the signal. 121No resources are available to queue the signal.
122The process has already 122The process has already queued
123queued 
124.Brq Dv SIGQUEUE_MAX 123.Brq Dv SIGQUEUE_MAX
125signals that are still pending at the receiver(s), 124signals that are still pending at the receiver(s),
126or a system-wide resource limit has been exceeded. 125or a system-wide resource limit has been exceeded.
 126.It Bq Er EEPERM
 127The process does not have the appropriate privilege to send the signal
 128to the receiving process.
127.It Bq Er EINVAL 129.It Bq Er EINVAL
128The value of the 130The value of the
129.Fa signo 131.Fa signo
130argument is an invalid or unsupported signal number. 132argument is an invalid or unsupported signal number.
131.It Bq Er EEPERM 
132The process does not have the appropriate privilege to send the signal 
133to the receiving process. 
134.It Bq Er ESRCH 133.It Bq Er ESRCH
135The process 134The process
136.Fa pid 135.Fa pid
137does not exist. 136does not exist.
138.El 137.El
139.Sh SEE ALSO 138.Sh SEE ALSO
140.Xr sigaction 2 , 139.Xr sigaction 2 ,
 140.Xr siginfo 2 ,
141.Xr sigpending 2 , 141.Xr sigpending 2 ,
142.Xr sigqueue 2 , 
143.Xr sigsuspend 2 , 142.Xr sigsuspend 2 ,
144.Xr sigtimedwait 2 , 143.Xr sigtimedwait 2 ,
145.Xr sigwait 2 , 144.Xr sigwait 2 ,
146.Xr sigwaitinfo 2 , 145.Xr sigwaitinfo 2 ,
147.Xr pause 3 , 146.Xr pause 3 ,
148.Xr pthread_sigmask 3 , 147.Xr pthread_sigmask 3
149.Xr siginfo 3 
150.Sh STANDARDS 148.Sh STANDARDS
151The 149The
152.Fn sigqueue 150.Fn sigqueue
153system call conforms to 151system call conforms to
154.St -p1003.1-2004 152.St -p1003.1-2004 .
155.Sh HISTORY 153.Sh HISTORY
156Support for 154Support for
157.Tn POSIX 155.Tn POSIX
158realtime signal queue first appeared in 156realtime signal queue first appeared in
159.Nx 6.0 . 157.Nx 6.0 .