xref: /illumos-gate/usr/src/cmd/lp/lib/class/putclass.c (revision 3299f39fdcbdab4be7a9c70daa3873f2b78a398d)
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 
31 #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.7	*/
32 /* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */
33 
34 #include "stdio.h"
35 #include "errno.h"
36 #include "sys/types.h"
37 #include "string.h"
38 
39 #include "lp.h"
40 #include "class.h"
41 
42 /**
43  ** putclass() - WRITE CLASS OUT TO DISK
44  **/
45 
46 int
47 putclass(char *name, CLASS *clsbufp)
48 {
49 	char			*file;
50 	int fd;
51 
52 	if (!name || !*name) {
53 		errno = EINVAL;
54 		return (-1);
55 	}
56 
57 	if (STREQU(NAME_ALL, name)) {
58 		errno = EINVAL;
59 		return (-1);
60 	}
61 
62 	/*
63 	 * Open the class file and write out the class members.
64 	 */
65 
66 	if (!(file = getclassfile(name)))
67 		return (-1);
68 
69 	if ((fd = open_locked(file, "w", MODE_READ)) < 0) {
70 		Free (file);
71 		return (-1);
72 	}
73 	Free (file);
74 
75 	errno = 0;
76 	fdprintlist(fd, clsbufp->members);
77 	if (errno != 0) {
78 		close(fd);
79 		return (-1);
80 	}
81 	close(fd);
82 
83 	return (0);
84 }
85