2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
5 * This code is derived from software contributed to Berkeley by
6 * Edward Wang at The University of California, Berkeley.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the University of
19 * California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 static char sccsid[] = "@(#)wwlabel.c 8.1 (Berkeley) 6/6/93";
39 static char rcsid[] = "@(#)$FreeBSD$";
46 * Label window w on f,
47 * at 1 line above w and 'where' columns from it's left edge.
48 * Gross, but it works.
50 wwlabel(w, f, where, l, mode)
59 register union ww_char *buf;
60 register union ww_char *ns;
65 static unsigned char cbuf[2];
71 if (row < f->ww_i.t || row >= f->ww_i.b)
75 fmap = f->ww_fmap[row];
78 touched = wwtouched[row];
81 jj = MIN(w->ww_i.r, f->ww_i.r);
82 j = w->ww_i.l + where;
83 while (j < jj && *l) {
90 for (l++; j < jj && *p; j++, p++) {
91 /* can't label if not already framed */
94 if (smap[j] != f->ww_index)
95 buf[j].c_w = mode | *p;
97 ns[j].c_w = (buf[j].c_w = mode | *p)
98 ^ win[j] << WWC_MSHIFT;
99 touched |= WWU_TOUCHED;
101 fmap[j] |= WWF_LABEL;
104 wwtouched[row] = touched;