xref: /titanic_41/usr/src/lib/libcurses/screen/winstr.c (revision 70025d765b044c6d8594bb965a2247a61e991a99)
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 1997 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*	Copyright (c) 1988 AT&T	*/
28 /*	  All Rights Reserved	*/
29 
30 /*
31  * University Copyright- Copyright (c) 1982, 1986, 1988
32  * The Regents of the University of California
33  * All Rights Reserved
34  *
35  * University Acknowledgment- Portions of this document are derived from
36  * software developed by the University of California, Berkeley, and its
37  * contributors.
38  */
39 
40 #pragma ident	"%Z%%M%	%I%	%E% SMI"
41 
42 /*LINTLIBRARY*/
43 
44 #include	<sys/types.h>
45 #include	"curses_inc.h"
46 
47 int
48 winstr(WINDOW *win, char *str)
49 {
50 	int	counter = 0;
51 	int	cy = win->_cury;
52 	chtype	*ptr = &(win->_y[cy][win->_curx]),
53 		*pmax = &(win->_y[cy][win->_maxx]);
54 	chtype	*p1st = &(win->_y[cy][0]);
55 	chtype	wc;
56 	int	sw, s;
57 
58 	while (ISCBIT(*ptr) && (p1st < ptr))
59 		ptr--;
60 
61 	while (ptr < pmax) {
62 		wc = RBYTE(*ptr);
63 		sw = mbscrw((int) wc);
64 		(void) mbeucw((int) wc);
65 		for (s = 0; s < sw; s++, ptr++) {
66 			if ((wc = RBYTE(*ptr)) == MBIT)
67 				continue;
68 			/* LINTED */
69 			str[counter++] = (char) wc;
70 			if ((wc = LBYTE(*ptr) | MBIT) == MBIT)
71 				continue;
72 			/* LINTED */
73 			str[counter++] = (char) wc;
74 		}
75 	}
76 	str[counter] = '\0';
77 
78 	return (counter);
79 }
80