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ad787160 C |
1 | /* |
2 | * Copyright (c) 1981, 1993 | |
3 | * The Regents of the University of California. All rights reserved. | |
4 | * | |
c0567266 KB |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
ad787160 C |
32 | */ |
33 | ||
34 | #ifndef lint | |
35 | static char sccsid[] = "@(#)getch.c 8.1 (Berkeley) 6/4/93"; | |
36 | #endif /* not lint */ | |
37 | ||
38 | #include <curses.h> | |
39 | ||
40 | /* | |
41 | * wgetch -- | |
42 | * Read in a character from the window. | |
43 | */ | |
44 | int | |
45 | wgetch(win) | |
46 | register WINDOW *win; | |
47 | { | |
48 | register int inp, weset; | |
49 | ||
50 | if (!(win->flags & __SCROLLOK) && (win->flags & __FULLWIN) | |
51 | && win->curx == win->maxx - 1 && win->cury == win->maxy - 1) | |
52 | return (ERR); | |
53 | #ifdef DEBUG | |
54 | __CTRACE("wgetch: __echoit = %d, __rawmode = %d\n", | |
55 | __echoit, __rawmode); | |
56 | #endif | |
57 | if (__echoit && !__rawmode) { | |
58 | cbreak(); | |
59 | weset = 1; | |
60 | } else | |
61 | weset = 0; | |
62 | ||
63 | inp = getchar(); | |
64 | #ifdef DEBUG | |
65 | __CTRACE("wgetch got '%s'\n", unctrl(inp)); | |
66 | #endif | |
67 | if (__echoit) { | |
68 | mvwaddch(curscr, | |
69 | win->cury + win->begy, win->curx + win->begx, inp); | |
70 | waddch(win, inp); | |
71 | } | |
72 | if (weset) | |
73 | nocbreak(); | |
74 | return (inp); | |
75 | } |