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6e1c93d0 | 1 | /* |
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2 | * Copyright (c) 1981 Regents of the University of California. |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms are permitted | |
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6 | * provided that the above copyright notice and this paragraph are |
7 | * duplicated in all such forms and that any documentation, | |
8 | * advertising materials, and other materials related to such | |
9 | * distribution and use acknowledge that the software was developed | |
10 | * by the University of California, Berkeley. The name of the | |
11 | * University may not be used to endorse or promote products derived | |
12 | * from this software without specific prior written permission. | |
13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
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16 | */ |
17 | ||
18 | #ifndef lint | |
a399f6c8 | 19 | static char sccsid[] = "@(#)clrtobot.c 5.4 (Berkeley) %G%"; |
2f14f200 | 20 | #endif /* not lint */ |
6e1c93d0 | 21 | |
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22 | # include "curses.ext" |
23 | ||
24 | /* | |
25 | * This routine erases everything on the window. | |
26 | * | |
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27 | */ |
28 | wclrtobot(win) | |
29 | reg WINDOW *win; { | |
30 | ||
31 | reg int y; | |
32 | reg char *sp, *end, *maxx; | |
33 | reg int startx, minx; | |
34 | ||
35 | startx = win->_curx; | |
36 | for (y = win->_cury; y < win->_maxy; y++) { | |
37 | minx = _NOCHANGE; | |
38 | end = &win->_y[y][win->_maxx]; | |
39 | for (sp = &win->_y[y][startx]; sp < end; sp++) | |
40 | if (*sp != ' ') { | |
41 | maxx = sp; | |
42 | if (minx == _NOCHANGE) | |
43 | minx = sp - win->_y[y]; | |
44 | *sp = ' '; | |
45 | } | |
26a29dea | 46 | if (minx != _NOCHANGE) |
2f73ccac | 47 | touchline(win, y, minx, maxx - &win->_y[y][0]); |
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48 | startx = 0; |
49 | } | |
88f211d0 | 50 | } |