xref: /illumos-gate/usr/src/cmd/lp/lib/class/putclass.c (revision 86d949f9497332fe19be6b5d711d265eb957439f)
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 1997 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 /* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */
31 
32 #include "stdio.h"
33 #include "errno.h"
34 #include "sys/types.h"
35 #include "string.h"
36 
37 #include "lp.h"
38 #include "class.h"
39 
40 /**
41  ** putclass() - WRITE CLASS OUT TO DISK
42  **/
43 
44 int
45 putclass(char *name, CLASS *clsbufp)
46 {
47 	char			*file;
48 	int fd;
49 
50 	if (!name || !*name) {
51 		errno = EINVAL;
52 		return (-1);
53 	}
54 
55 	if (STREQU(NAME_ALL, name)) {
56 		errno = EINVAL;
57 		return (-1);
58 	}
59 
60 	/*
61 	 * Open the class file and write out the class members.
62 	 */
63 
64 	if (!(file = getclassfile(name)))
65 		return (-1);
66 
67 	if ((fd = open_locked(file, "w", MODE_READ)) < 0) {
68 		Free (file);
69 		return (-1);
70 	}
71 	Free (file);
72 
73 	errno = 0;
74 	fdprintlist(fd, clsbufp->members);
75 	if (errno != 0) {
76 		close(fd);
77 		return (-1);
78 	}
79 	close(fd);
80 
81 	return (0);
82 }
83