meta.c revision 1.8
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 */ 44int 45meta(/*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 */ 74void 75__restore_meta_state(void) 76{ 77 meta(NULL, _cursesi_screen->meta_state); 78} 79 80