xref: /onnv-gate/usr/src/lib/libxcurses/src/libc/xcurses/wchgat.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright (c) 1995, by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate  * All rights reserved.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate /*
30*0Sstevel@tonic-gate  * wchgat.c
31*0Sstevel@tonic-gate  *
32*0Sstevel@tonic-gate  * XCurses Library
33*0Sstevel@tonic-gate  *
34*0Sstevel@tonic-gate  * Copyright 1990, 1995 by Mortice Kern Systems Inc.  All rights reserved.
35*0Sstevel@tonic-gate  *
36*0Sstevel@tonic-gate  */
37*0Sstevel@tonic-gate 
38*0Sstevel@tonic-gate #if M_RCSID
39*0Sstevel@tonic-gate #ifndef lint
40*0Sstevel@tonic-gate static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/wchgat.c 1.3 1995/06/21 20:30:57 ant Exp $";
41*0Sstevel@tonic-gate #endif
42*0Sstevel@tonic-gate #endif
43*0Sstevel@tonic-gate 
44*0Sstevel@tonic-gate #include <private.h>
45*0Sstevel@tonic-gate 
46*0Sstevel@tonic-gate int
wchgat(WINDOW * w,int n,attr_t at,short co,const void * opts)47*0Sstevel@tonic-gate wchgat(WINDOW *w, int n, attr_t at, short co, const void *opts)
48*0Sstevel@tonic-gate {
49*0Sstevel@tonic-gate 	int i, x;
50*0Sstevel@tonic-gate 	cchar_t *cp;
51*0Sstevel@tonic-gate 
52*0Sstevel@tonic-gate #ifdef M_CURSES_TRACE
53*0Sstevel@tonic-gate 	__m_trace("wchgat(%p, %d, %x, %d, %p)", w, n, at, co, opts);
54*0Sstevel@tonic-gate #endif
55*0Sstevel@tonic-gate 
56*0Sstevel@tonic-gate 	if (n < 0)
57*0Sstevel@tonic-gate 		n = w->_maxx;
58*0Sstevel@tonic-gate 
59*0Sstevel@tonic-gate 	cp = &w->_line[w->_cury][w->_maxx];
60*0Sstevel@tonic-gate 
61*0Sstevel@tonic-gate 	if (!cp->_f)
62*0Sstevel@tonic-gate 		return __m_return_code("wchgat", ERR);
63*0Sstevel@tonic-gate 
64*0Sstevel@tonic-gate 	for (i = 0, x = w->_curx; x < w->_maxx; ++x, ++cp) {
65*0Sstevel@tonic-gate 		if (cp->_f && n <= i++)
66*0Sstevel@tonic-gate 			break;
67*0Sstevel@tonic-gate 
68*0Sstevel@tonic-gate 		cp->_co = co;
69*0Sstevel@tonic-gate 		cp->_at = at;
70*0Sstevel@tonic-gate 	}
71*0Sstevel@tonic-gate 
72*0Sstevel@tonic-gate 	WSYNC(w);
73*0Sstevel@tonic-gate 
74*0Sstevel@tonic-gate 	return __m_return_code("wchgat", WFLUSH(w));
75*0Sstevel@tonic-gate }
76