xref: /illumos-gate/usr/src/lib/libxcurses2/src/libc/xcurses/wins_nws.c (revision dbed73cbda2229fd1aa6dc5743993cae7f0a7ee9)
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) 1995-1998 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /* LINTLIBRARY */
30 
31 /*
32  * wins_nws.c
33  *
34  * XCurses Library
35  *
36  * Copyright 1990, 1994 by Mortice Kern Systems Inc.  All rights reserved.
37  *
38  */
39 
40 #ifdef M_RCSID
41 #ifndef lint
42 static char rcsID[] =
43 "$Header: /team/ps/sun_xcurses/archive/local_changes/xcurses/src/lib/"
44 "libxcurses/src/libc/xcurses/rcs/wins_nws.c 1.2 1998/04/30 20:30:42 "
45 "cbates Exp $";
46 #endif
47 #endif
48 
49 #include <private.h>
50 
51 int
52 wins_nwstr(WINDOW *w, const wchar_t *wcs, int n)
53 {
54 	cchar_t	cc;
55 	int	i, y, x;
56 
57 	y = w->_cury;
58 	x = w->_curx;
59 
60 	if (n < 0)
61 		n = INT_MAX;
62 
63 	/* Must start with a spacing character */
64 	if ((wcwidth(*wcs) <= 0) && !iswcntrl(*wcs))
65 		return (ERR);
66 
67 	for (; *wcs != '\0' && 0 < n; n -= i, wcs += i) {
68 		if ((i = __m_wcs_cc(wcs, w->_bg._at, w->_fg._co, &cc))
69 			< 0	|| __m_wins_wch(w, y, x, &cc, &y, &x) == ERR)
70 			break;
71 	}
72 
73 	WSYNC(w);
74 
75 	return (WFLUSH(w));
76 }
77