xref: /titanic_41/usr/src/cmd/lp/lib/printers/default.c (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
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 1.6	*/
32 /* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */
33 
34 #include "stdio.h"
35 #include "stdlib.h"
36 
37 #include "lp.h"
38 
39 /**
40  ** getdefault() - READ THE NAME OF THE DEFAULT DESTINATION FROM DISK
41  **/
42 
43 char *
getdefault(void)44 getdefault(void)
45 {
46 	return (loadline(Lp_Default));
47 }
48 
49 /**
50  ** putdefault() - WRITE THE NAME OF THE DEFAULT DESTINATION TO DISK
51  **/
52 
53 int
putdefault(char * dflt)54 putdefault(char *dflt)
55 {
56 	int fd;
57 
58 	if (!dflt || !*dflt)
59 		return (deldefault());
60 
61 	if ((fd = open_locked(Lp_Default, "w", MODE_READ)) < 0)
62 		return (-1);
63 
64 	fdprintf(fd, "%s\n", dflt);
65 
66 	close(fd);
67 	return (0);
68 }
69 
70 /**
71  ** deldefault() - REMOVE THE NAME OF THE DEFAULT DESTINATION
72  **/
73 
74 int
deldefault(void)75 deldefault(void)
76 {
77 	return (rmfile(Lp_Default));
78 }
79