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 "errno.h"
33 #include "stdio.h"
34 #include "string.h"
35 #include "stdlib.h"
36 
37 #include "lp.h"
38 #include "filters.h"
39 
40 /**
41  ** get_and_load() - LOAD REGULAR FILTER TABLE
42  **/
43 
44 int
get_and_load()45 get_and_load()
46 {
47 	register char		*file;
48 
49 	if (!(file = getfilterfile(FILTERTABLE)))
50 		return (-1);
51 	if (loadfilters(file) == -1) {
52 		Free (file);
53 		return (-1);
54 	}
55 	Free (file);
56 	return (0);
57 }
58 
59 /**
60  ** open_filtertable()
61  **/
62 
63 int
open_filtertable(char * file,char * mode)64 open_filtertable(char *file, char *mode)
65 {
66 	int			freeit;
67 
68 	int fd;
69 
70 	if (!file) {
71 		if (!(file = getfilterfile(FILTERTABLE)))
72 			return (0);
73 		freeit = 1;
74 	} else
75 		freeit = 0;
76 
77 	fd = open_locked(file, mode, MODE_READ);
78 
79 	if (freeit)
80 		Free (file);
81 
82 	return (fd);
83 }
84