1/* $OpenBSD: lib_beep.c,v 1.5 2023/10/17 09:52:08 nicm Exp $ */ 2 3/**************************************************************************** 4 * Copyright 2020 Thomas E. Dickey * 5 * Copyright 1998-2013,2014 Free Software Foundation, Inc. * 6 * * 7 * Permission is hereby granted, free of charge, to any person obtaining a * 8 * copy of this software and associated documentation files (the * 9 * "Software"), to deal in the Software without restriction, including * 10 * without limitation the rights to use, copy, modify, merge, publish, * 11 * distribute, distribute with modifications, sublicense, and/or sell * 12 * copies of the Software, and to permit persons to whom the Software is * 13 * furnished to do so, subject to the following conditions: * 14 * * 15 * The above copyright notice and this permission notice shall be included * 16 * in all copies or substantial portions of the Software. * 17 * * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 21 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 24 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 25 * * 26 * Except as contained in this notice, the name(s) of the above copyright * 27 * holders shall not be used in advertising or otherwise to promote the * 28 * sale, use or other dealings in this Software without prior written * 29 * authorization. * 30 ****************************************************************************/ 31 32/**************************************************************************** 33 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 34 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 35 * and: Thomas E. Dickey 1996-on * 36 * and: Juergen Pfeifer 2009 * 37 ****************************************************************************/ 38 39/* 40 * beep.c 41 * 42 * The routine beep(). 43 * 44 */ 45 46#include <curses.priv.h> 47 48#ifndef CUR 49#define CUR SP_TERMTYPE 50#endif 51 52MODULE_ID("$Id: lib_beep.c,v 1.5 2023/10/17 09:52:08 nicm Exp $") 53 54/* 55 * beep() 56 * 57 * Sound the current terminal's audible bell if it has one. If not, 58 * flash the screen if possible. 59 * 60 */ 61 62NCURSES_EXPORT(int) 63NCURSES_SP_NAME(beep) (NCURSES_SP_DCL0) 64{ 65 int res = ERR; 66 67 T((T_CALLED("beep(%p)"), (void *) SP_PARM)); 68 69#ifdef USE_TERM_DRIVER 70 if (SP_PARM != 0) 71 res = CallDriver_1(SP_PARM, td_doBeepOrFlash, TRUE); 72#else 73 /* FIXME: should make sure that we are not in altchar mode */ 74 if (cur_term == 0) { 75 res = ERR; 76 } else if (bell) { 77 res = NCURSES_PUTP2_FLUSH("bell", bell); 78 } else if (flash_screen) { 79 res = NCURSES_PUTP2_FLUSH("flash_screen", flash_screen); 80 _nc_flush(); 81 } 82#endif 83 84 returnCode(res); 85} 86 87#if NCURSES_SP_FUNCS 88NCURSES_EXPORT(int) 89beep(void) 90{ 91 return NCURSES_SP_NAME(beep) (CURRENT_SCREEN); 92} 93#endif 94