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87c6fcf8 | 1 | /* |
2f14f200 KB |
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 | |
a399f6c8 KB |
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. | |
87c6fcf8 DF |
16 | */ |
17 | ||
18 | #ifndef lint | |
a399f6c8 | 19 | static char sccsid[] = "@(#)insertln.c 5.3 (Berkeley) %G%"; |
2f14f200 | 20 | #endif /* not lint */ |
87c6fcf8 | 21 | |
259c2c61 KA |
22 | # include "curses.ext" |
23 | ||
24 | /* | |
25 | * This routine performs an insert-line on the window, leaving | |
26 | * (_cury,_curx) unchanged. | |
27 | * | |
259c2c61 KA |
28 | */ |
29 | winsertln(win) | |
30 | reg WINDOW *win; { | |
31 | ||
32 | reg char *temp; | |
33 | reg int y; | |
34 | reg char *end; | |
e3fd04f0 | 35 | reg int x; |
259c2c61 | 36 | |
e3fd04f0 JB |
37 | #ifdef DEBUG |
38 | fprintf(outf, "INSERTLN(%0.2o)\n", win); | |
39 | #endif | |
40 | if (win->_orig == NULL) | |
41 | temp = win->_y[win->_maxy - 1]; | |
259c2c61 | 42 | for (y = win->_maxy - 1; y > win->_cury; --y) { |
e3fd04f0 JB |
43 | if (win->_orig == NULL) |
44 | win->_y[y] = win->_y[y - 1]; | |
45 | else | |
46 | bcopy(win->_y[y - 1], win->_y[y], win->_maxx); | |
47 | touchline(win, y, 0, win->_maxx - 1); | |
259c2c61 | 48 | } |
e3fd04f0 JB |
49 | if (win->_orig == NULL) |
50 | win->_y[y] = temp; | |
51 | else | |
52 | temp = win->_y[y]; | |
259c2c61 KA |
53 | for (end = &temp[win->_maxx]; temp < end; ) |
54 | *temp++ = ' '; | |
e3fd04f0 JB |
55 | touchline(win, y, 0, win->_maxx - 1); |
56 | if (win->_orig == NULL) | |
57 | _id_subwins(win); | |
259c2c61 | 58 | } |