xref: /illumos-gate/usr/src/cmd/lp/lib/msgs/mdestroy.c (revision 2a8bcb4e)
1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate  *
4*7c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate  * with the License.
8*7c478bd9Sstevel@tonic-gate  *
9*7c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate  * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate  *
14*7c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate  *
20*7c478bd9Sstevel@tonic-gate  * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate  */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate  * Copyright 1996 Sun Microsystems, Inc.  All rights reserved.
24*7c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
25*7c478bd9Sstevel@tonic-gate  */
26*7c478bd9Sstevel@tonic-gate 
27*7c478bd9Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
28*7c478bd9Sstevel@tonic-gate /*	  All Rights Reserved  	*/
29*7c478bd9Sstevel@tonic-gate 
30*7c478bd9Sstevel@tonic-gate # include	<string.h>
31*7c478bd9Sstevel@tonic-gate # include	<stropts.h>
32*7c478bd9Sstevel@tonic-gate # include	<errno.h>
33*7c478bd9Sstevel@tonic-gate # include	<stdlib.h>
34*7c478bd9Sstevel@tonic-gate # include	<unistd.h>
35*7c478bd9Sstevel@tonic-gate 
36*7c478bd9Sstevel@tonic-gate # include	"lp.h"
37*7c478bd9Sstevel@tonic-gate # include	"msgs.h"
38*7c478bd9Sstevel@tonic-gate 
mdestroy(MESG * md)39*7c478bd9Sstevel@tonic-gate int mdestroy(MESG *md)
40*7c478bd9Sstevel@tonic-gate {
41*7c478bd9Sstevel@tonic-gate 	struct pollfd pfd;
42*7c478bd9Sstevel@tonic-gate 	struct strrecvfd    recbuf;
43*7c478bd9Sstevel@tonic-gate 
44*7c478bd9Sstevel@tonic-gate 	if (!md || md->type != MD_MASTER || md->file == NULL) {
45*7c478bd9Sstevel@tonic-gate 		errno = EINVAL;
46*7c478bd9Sstevel@tonic-gate 		return(-1);
47*7c478bd9Sstevel@tonic-gate 	}
48*7c478bd9Sstevel@tonic-gate 
49*7c478bd9Sstevel@tonic-gate 	if (fdetach(md->file) != 0)
50*7c478bd9Sstevel@tonic-gate 		return(-1);
51*7c478bd9Sstevel@tonic-gate 
52*7c478bd9Sstevel@tonic-gate 	pfd.fd = md->readfd;
53*7c478bd9Sstevel@tonic-gate 	pfd.events = POLLIN;
54*7c478bd9Sstevel@tonic-gate 	while (poll(&pfd, 1, 500) > 0) {
55*7c478bd9Sstevel@tonic-gate 		if (ioctl(md->readfd, I_RECVFD, &recbuf) == 0)
56*7c478bd9Sstevel@tonic-gate 			close(recbuf.fd);
57*7c478bd9Sstevel@tonic-gate 	}
58*7c478bd9Sstevel@tonic-gate 
59*7c478bd9Sstevel@tonic-gate 	/*
60*7c478bd9Sstevel@tonic-gate 	 * Pop connld module
61*7c478bd9Sstevel@tonic-gate 	 */
62*7c478bd9Sstevel@tonic-gate 	if (ioctl(md->writefd, I_POP, 0) != 0)
63*7c478bd9Sstevel@tonic-gate 		return(-1);
64*7c478bd9Sstevel@tonic-gate 
65*7c478bd9Sstevel@tonic-gate 	Free(md->file);
66*7c478bd9Sstevel@tonic-gate 	md->file = NULL;
67*7c478bd9Sstevel@tonic-gate 
68*7c478bd9Sstevel@tonic-gate 	(void) mdisconnect(md);
69*7c478bd9Sstevel@tonic-gate 
70*7c478bd9Sstevel@tonic-gate 	return(0);
71*7c478bd9Sstevel@tonic-gate }
72