1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate *
4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate * with the License.
8*7c478bd9Sstevel@tonic-gate *
9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate *
14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate *
20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate */
22*7c478bd9Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */
23*7c478bd9Sstevel@tonic-gate /* All Rights Reserved */
24*7c478bd9Sstevel@tonic-gate
25*7c478bd9Sstevel@tonic-gate
26*7c478bd9Sstevel@tonic-gate /*
27*7c478bd9Sstevel@tonic-gate * Copyright (c) 1997, by Sun Mircrosystems, Inc.
28*7c478bd9Sstevel@tonic-gate * All rights reserved.
29*7c478bd9Sstevel@tonic-gate */
30*7c478bd9Sstevel@tonic-gate
31*7c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.6 */
32*7c478bd9Sstevel@tonic-gate
33*7c478bd9Sstevel@tonic-gate /*LINTLIBRARY*/
34*7c478bd9Sstevel@tonic-gate
35*7c478bd9Sstevel@tonic-gate #include <sys/types.h>
36*7c478bd9Sstevel@tonic-gate #include "private.h"
37*7c478bd9Sstevel@tonic-gate
38*7c478bd9Sstevel@tonic-gate int
set_current_item(MENU * m,ITEM * current)39*7c478bd9Sstevel@tonic-gate set_current_item(MENU *m, ITEM *current)
40*7c478bd9Sstevel@tonic-gate {
41*7c478bd9Sstevel@tonic-gate int top;
42*7c478bd9Sstevel@tonic-gate
43*7c478bd9Sstevel@tonic-gate if (m && current && Imenu(current) == m) {
44*7c478bd9Sstevel@tonic-gate if (Indriver(m)) {
45*7c478bd9Sstevel@tonic-gate return (E_BAD_STATE);
46*7c478bd9Sstevel@tonic-gate }
47*7c478bd9Sstevel@tonic-gate if (current != Current(m)) {
48*7c478bd9Sstevel@tonic-gate if (LinkNeeded(m)) {
49*7c478bd9Sstevel@tonic-gate _link_items(m);
50*7c478bd9Sstevel@tonic-gate }
51*7c478bd9Sstevel@tonic-gate
52*7c478bd9Sstevel@tonic-gate top = Top(m);
53*7c478bd9Sstevel@tonic-gate _chk_current(m, &top, current);
54*7c478bd9Sstevel@tonic-gate
55*7c478bd9Sstevel@tonic-gate /* Next clear the pattern buffer. */
56*7c478bd9Sstevel@tonic-gate Pindex(m) = 0;
57*7c478bd9Sstevel@tonic-gate IthPattern(m, Pindex(m)) = '\0';
58*7c478bd9Sstevel@tonic-gate _affect_change(m, top, current);
59*7c478bd9Sstevel@tonic-gate }
60*7c478bd9Sstevel@tonic-gate } else {
61*7c478bd9Sstevel@tonic-gate return (E_BAD_ARGUMENT);
62*7c478bd9Sstevel@tonic-gate }
63*7c478bd9Sstevel@tonic-gate return (E_OK);
64*7c478bd9Sstevel@tonic-gate }
65*7c478bd9Sstevel@tonic-gate
66*7c478bd9Sstevel@tonic-gate ITEM *
current_item(MENU * m)67*7c478bd9Sstevel@tonic-gate current_item(MENU *m)
68*7c478bd9Sstevel@tonic-gate {
69*7c478bd9Sstevel@tonic-gate if (m && Items(m)) {
70*7c478bd9Sstevel@tonic-gate return (Current(m));
71*7c478bd9Sstevel@tonic-gate } else {
72*7c478bd9Sstevel@tonic-gate return ((ITEM *)0);
73*7c478bd9Sstevel@tonic-gate }
74*7c478bd9Sstevel@tonic-gate }
75*7c478bd9Sstevel@tonic-gate
76*7c478bd9Sstevel@tonic-gate int
item_index(ITEM * i)77*7c478bd9Sstevel@tonic-gate item_index(ITEM *i)
78*7c478bd9Sstevel@tonic-gate {
79*7c478bd9Sstevel@tonic-gate if (i && Imenu(i)) {
80*7c478bd9Sstevel@tonic-gate return (Index(i));
81*7c478bd9Sstevel@tonic-gate } else {
82*7c478bd9Sstevel@tonic-gate return (-1);
83*7c478bd9Sstevel@tonic-gate }
84*7c478bd9Sstevel@tonic-gate }
85