1 /* $OpenBSD: lib_beep.c,v 1.4 2010/01/12 23:22:05 nicm Exp $ */ 2 3 /**************************************************************************** 4 * Copyright (c) 1998-2000,2005 Free Software Foundation, Inc. * 5 * * 6 * Permission is hereby granted, free of charge, to any person obtaining a * 7 * copy of this software and associated documentation files (the * 8 * "Software"), to deal in the Software without restriction, including * 9 * without limitation the rights to use, copy, modify, merge, publish, * 10 * distribute, distribute with modifications, sublicense, and/or sell * 11 * copies of the Software, and to permit persons to whom the Software is * 12 * furnished to do so, subject to the following conditions: * 13 * * 14 * The above copyright notice and this permission notice shall be included * 15 * in all copies or substantial portions of the Software. * 16 * * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 20 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 23 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 24 * * 25 * Except as contained in this notice, the name(s) of the above copyright * 26 * holders shall not be used in advertising or otherwise to promote the * 27 * sale, use or other dealings in this Software without prior written * 28 * authorization. * 29 ****************************************************************************/ 30 31 /**************************************************************************** 32 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 33 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 34 * and: Thomas E. Dickey 1996-on * 35 ****************************************************************************/ 36 37 /* 38 * beep.c 39 * 40 * The routine beep(). 41 * 42 */ 43 44 #include <curses.priv.h> 45 #include <term.h> /* beep, flash */ 46 47 MODULE_ID("$Id: lib_beep.c,v 1.4 2010/01/12 23:22:05 nicm Exp $") 48 49 /* 50 * beep() 51 * 52 * Sound the current terminal's audible bell if it has one. If not, 53 * flash the screen if possible. 54 * 55 */ 56 57 NCURSES_EXPORT(int) 58 beep(void) 59 { 60 int res = ERR; 61 62 T((T_CALLED("beep()"))); 63 64 /* FIXME: should make sure that we are not in altchar mode */ 65 if (cur_term == 0) { 66 res = ERR; 67 } else if (bell) { 68 TPUTS_TRACE("bell"); 69 res = putp(bell); 70 _nc_flush(); 71 } else if (flash_screen) { 72 TPUTS_TRACE("flash_screen"); 73 res = putp(flash_screen); 74 _nc_flush(); 75 } 76 77 returnCode(res); 78 } 79