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 <unistd.h>
31 # include <string.h>
32 # include <stropts.h>
33 # include <errno.h>
34 # include <stdlib.h>
35
36 # include "lp.h"
37 # include "msgs.h"
38
39 #if defined(__STDC__)
mcreate(char * path)40 MESG * mcreate ( char * path )
41 #else
42 MESG * mcreate (path)
43 char *path;
44 #endif
45 {
46 int fds[2];
47 MESG *md;
48
49 if (pipe(fds) != 0)
50 return(NULL);
51
52 #if !defined(NOCONNLD)
53 if (ioctl(fds[1], I_PUSH, "connld") != 0)
54 return(NULL);
55 #endif
56
57 if (fattach(fds[1], path) != 0)
58 return(NULL);
59
60 if ((md = (MESG *)Malloc(MDSIZE)) == NULL)
61 return(NULL);
62
63 memset(md, 0, sizeof (MESG));
64 md->admin = 1;
65 md->file = Strdup(path);
66 md->gid = getgid();
67 md->readfd = fds[0];
68 md->state = MDS_IDLE;
69 md->type = MD_MASTER;
70 md->uid = getuid();
71 #if 1
72 md->writefd = fds[1];
73 #else
74 md->writefd = fds[0];
75 close(fds[1]);
76 #endif
77
78 return(md);
79 }
80