1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23/*	  All Rights Reserved  	*/
24
25
26#ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.4	*/
27/* LINTLIBRARY */
28# include	<errno.h>
29
30# include	"lp.h"
31# include	"msgs.h"
32
33extern MESG	*lp_Md;
34extern int	discon3_2_is_running;
35
36/*
37** msend() - SEND A MESSAGE VIA FIFOS
38*/
39
40#if	defined(__STDC__)
41int msend ( char * msgbuf )
42#else
43int msend (msgbuf)
44    char	*msgbuf;
45#endif
46{
47    int		rval;
48
49    do
50    {
51	if ((rval = mwrite(lp_Md, msgbuf)) < 0)
52	{
53	    /*
54	    ** "mclose()" will try to say goodbye to the Spooler,
55	    ** and that, of course, will fail. But we'll call
56	    ** "mclose()" anyway, for the other cleanup it does.
57	    */
58	    if (errno == EPIPE)
59	    {
60		if (!discon3_2_is_running)
61		    (void)mclose ();
62		errno = EIDRM;
63	    }
64	}
65    }
66    while (rval < 0 && errno == EINTR);
67
68    return(rval);
69}
70