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 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 23 /* All Rights Reserved */ 24 25 26 #ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.7 */ 27 /* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */ 28 29 #include "errno.h" 30 #include "string.h" 31 #include "stdlib.h" 32 33 #include "lp.h" 34 #include "filters.h" 35 36 /** 37 ** delfilter() - DELETE A FILTER FROM FILTER TABLE 38 **/ 39 40 int 41 #if defined(__STDC__) 42 delfilter ( 43 char * name 44 ) 45 #else 46 delfilter (name) 47 char *name; 48 #endif 49 { 50 register _FILTER *pf; 51 52 53 if (!name || !*name) { 54 errno = EINVAL; 55 return (-1); 56 } 57 58 if (STREQU(NAME_ALL, name)) { 59 trash_filters (); 60 goto Done; 61 } 62 63 /* 64 * Don't need to check for ENOENT, because if it is set, 65 * well that's what we want to return anyway! 66 */ 67 if (!filters && get_and_load() == -1 /* && errno != ENOENT */ ) 68 return (-1); 69 70 if (!(pf = search_filter(name))) { 71 errno = ENOENT; 72 return (-1); 73 } 74 75 free_filter (pf); 76 for (; pf->name; pf++) 77 *pf = *(pf+1); 78 79 nfilters--; 80 filters = (_FILTER *)Realloc( 81 (char *)filters, (nfilters + 1) * sizeof(_FILTER) 82 ); 83 if (!filters) { 84 errno = ENOMEM; 85 return (-1); 86 } 87 88 /* filters[nfilters].name = 0; */ /* last for loop above did this */ 89 90 Done: return (dumpfilters((char *)0)); 91 } 92