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) 1988 AT&T */ 23 /* All Rights Reserved */ 24 25 26 /* 27 * Copyright (c) 1997, by Sun Mircrosystems, Inc. 28 * All rights reserved. 29 */ 30 31 /*LINTLIBRARY*/ 32 33 #include <sys/types.h> 34 #include "private.h" 35 36 int 37 set_current_item(MENU *m, ITEM *current) 38 { 39 int top; 40 41 if (m && current && Imenu(current) == m) { 42 if (Indriver(m)) { 43 return (E_BAD_STATE); 44 } 45 if (current != Current(m)) { 46 if (LinkNeeded(m)) { 47 _link_items(m); 48 } 49 50 top = Top(m); 51 _chk_current(m, &top, current); 52 53 /* Next clear the pattern buffer. */ 54 Pindex(m) = 0; 55 IthPattern(m, Pindex(m)) = '\0'; 56 _affect_change(m, top, current); 57 } 58 } else { 59 return (E_BAD_ARGUMENT); 60 } 61 return (E_OK); 62 } 63 64 ITEM * 65 current_item(MENU *m) 66 { 67 if (m && Items(m)) { 68 return (Current(m)); 69 } else { 70 return ((ITEM *)0); 71 } 72 } 73 74 int 75 item_index(ITEM *i) 76 { 77 if (i && Imenu(i)) { 78 return (Index(i)); 79 } else { 80 return (-1); 81 } 82 } 83