1 /* $NetBSD: bell.c,v 1.8 2010/02/03 15:34:40 roy Exp $ */ 2 3 /*- 4 * Copyright (c) 1999 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Julian Coleman. 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. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 #ifndef lint 34 __RCSID("$NetBSD: bell.c,v 1.8 2010/02/03 15:34:40 roy Exp $"); 35 #endif /* not lint */ 36 37 #include "curses.h" 38 #include "curses_private.h" 39 40 /* 41 * beep 42 * Ring the terminal bell 43 */ 44 int 45 beep(void) 46 { 47 if (bell != NULL) { 48 #ifdef DEBUG 49 __CTRACE(__CTRACE_MISC, "beep: bl\n"); 50 #endif 51 tputs(bell, 0, __cputchar); 52 } else if (flash_screen != NULL) { 53 #ifdef DEBUG 54 __CTRACE(__CTRACE_MISC, "beep: vb\n"); 55 #endif 56 tputs(flash_screen, 0, __cputchar); 57 } 58 return (1); 59 } 60 61 /* 62 * flash 63 * Flash the terminal screen 64 */ 65 int 66 flash(void) 67 { 68 if (flash_screen != NULL) { 69 #ifdef DEBUG 70 __CTRACE(__CTRACE_MISC, "flash: vb\n"); 71 #endif 72 tputs(flash_screen, 0, __cputchar); 73 } else if (bell != NULL) { 74 #ifdef DEBUG 75 __CTRACE(__CTRACE_MISC, "flash: bl\n"); 76 #endif 77 tputs(bell, 0, __cputchar); 78 } 79 return (1); 80 } 81