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 /* 23 * Copyright 1996 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28 /* All Rights Reserved */ 29 30 # include <string.h> 31 # include <stropts.h> 32 # include <errno.h> 33 # include <stdlib.h> 34 # include <unistd.h> 35 36 # include "lp.h" 37 # include "msgs.h" 38 39 int mdestroy(MESG *md) 40 { 41 struct pollfd pfd; 42 struct strrecvfd recbuf; 43 44 if (!md || md->type != MD_MASTER || md->file == NULL) { 45 errno = EINVAL; 46 return(-1); 47 } 48 49 if (fdetach(md->file) != 0) 50 return(-1); 51 52 pfd.fd = md->readfd; 53 pfd.events = POLLIN; 54 while (poll(&pfd, 1, 500) > 0) { 55 if (ioctl(md->readfd, I_RECVFD, &recbuf) == 0) 56 close(recbuf.fd); 57 } 58 59 /* 60 * Pop connld module 61 */ 62 if (ioctl(md->writefd, I_POP, 0) != 0) 63 return(-1); 64 65 Free(md->file); 66 md->file = NULL; 67 68 (void) mdisconnect(md); 69 70 return(0); 71 } 72