1 /* $NetBSD: meta.c,v 1.8 2011/08/07 10:52:18 blymn Exp $ */
2
3 /*-
4 * Copyright (c) 1998-2000 Brett Lymn
5 * (blymn@baea.com.au, brett_lymn@yahoo.com.au)
6 * All rights reserved.
7 *
8 * This code has been donated to The NetBSD Foundation by the Author.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 *
30 */
31
32 #include <sys/cdefs.h>
33 #ifndef lint
34 __RCSID("$NetBSD: meta.c,v 1.8 2011/08/07 10:52:18 blymn Exp $");
35 #endif /* not lint */
36
37 #include "curses.h"
38 #include "curses_private.h"
39
40 /*
41 * meta --
42 * Turn on or off the terminal meta mode.
43 */
44 int
meta(WINDOW * win,bool bf)45 meta(/*ARGSUSED*/ WINDOW *win, bool bf)
46 {
47 if (bf == TRUE) {
48 if (meta_on != NULL) {
49 #ifdef DEBUG
50 __CTRACE(__CTRACE_MISC, "meta: TRUE\n");
51 #endif
52 tputs(meta_on, 0, __cputchar);
53 _cursesi_screen->meta_state = TRUE;
54 fflush(_cursesi_screen->outfd);
55 }
56 } else {
57 if (meta_off != NULL) {
58 #ifdef DEBUG
59 __CTRACE(__CTRACE_MISC, "meta: FALSE\n");
60 #endif
61 tputs(meta_off, 0, __cputchar);
62 _cursesi_screen->meta_state = FALSE;
63 fflush(_cursesi_screen->outfd);
64 }
65 }
66
67 return OK;
68 }
69
70 /*
71 * __restore_meta_state --
72 * Restore old meta state.
73 */
74 void
__restore_meta_state(void)75 __restore_meta_state(void)
76 {
77 meta(NULL, _cursesi_screen->meta_state);
78 }
79
80