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 (c) 1995, by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27 /*
28 * wins_nws.c
29 *
30 * XCurses Library
31 *
32 * Copyright 1990, 1994 by Mortice Kern Systems Inc. All rights reserved.
33 *
34 */
35
36 #ifdef M_RCSID
37 #ifndef lint
38 static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/winsnstr.c 1.2 1995/06/21 20:31:02 ant Exp $";
39 #endif
40 #endif
41
42 #include <private.h>
43
44 int
winsnstr(w,mbs,n)45 winsnstr(w, mbs, n)
46 WINDOW *w;
47 const char *mbs;
48 int n;
49 {
50 cchar_t cc;
51 int i, y, x;
52 short oflags;
53
54 #ifdef M_CURSES_TRACE
55 __m_trace("winsnstr(%p, %p, n)", w, mbs, n);
56 #endif
57
58 y = w->_cury;
59 x = w->_curx;
60
61 if (n < 0)
62 n = INT_MAX;
63
64 /* Disable window flushing until the entire string has
65 * been written into the window.
66 */
67 oflags = w->_flags & (W_FLUSH | W_SYNC_UP);
68 w->_flags &= ~(W_FLUSH | W_SYNC_UP);
69
70 for ( ; *mbs != '\0' && 0 < n; n -= i, mbs += i) {
71 if ((i = __m_mbs_cc(mbs, w->_bg._at, w->_bg._co, &cc)) < 0
72 || __m_wins_wch(w, y, x, &cc, &y, &x) == ERR)
73 return __m_return_code("winsnstr", ERR);
74 }
75
76 w->_flags |= oflags;
77
78 WSYNC(w);
79
80 return __m_return_code("winsnstr", WFLUSH(w));
81 }
82