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 "errno.h"
35 #include "stdio.h"
36 #include "string.h"
37 #include "stdlib.h"
38 
39 #include "lp.h"
40 #include "filters.h"
41 
42 /**
43  ** get_and_load() - LOAD REGULAR FILTER TABLE
44  **/
45 
46 int
get_and_load()47 get_and_load()
48 {
49 	register char		*file;
50 
51 	if (!(file = getfilterfile(FILTERTABLE)))
52 		return (-1);
53 	if (loadfilters(file) == -1) {
54 		Free (file);
55 		return (-1);
56 	}
57 	Free (file);
58 	return (0);
59 }
60 
61 /**
62  ** open_filtertable()
63  **/
64 
65 int
open_filtertable(char * file,char * mode)66 open_filtertable(char *file, char *mode)
67 {
68 	int			freeit;
69 
70 	int fd;
71 
72 	if (!file) {
73 		if (!(file = getfilterfile(FILTERTABLE)))
74 			return (0);
75 		freeit = 1;
76 	} else
77 		freeit = 0;
78 
79 	fd = open_locked(file, mode, MODE_READ);
80 
81 	if (freeit)
82 		Free (file);
83 
84 	return (fd);
85 }
86