1 /**************************************************************************** 2 * Copyright 2020 Thomas E. Dickey * 3 * Copyright 1998-2013,2014 Free Software Foundation, Inc. * 4 * * 5 * Permission is hereby granted, free of charge, to any person obtaining a * 6 * copy of this software and associated documentation files (the * 7 * "Software"), to deal in the Software without restriction, including * 8 * without limitation the rights to use, copy, modify, merge, publish, * 9 * distribute, distribute with modifications, sublicense, and/or sell * 10 * copies of the Software, and to permit persons to whom the Software is * 11 * furnished to do so, subject to the following conditions: * 12 * * 13 * The above copyright notice and this permission notice shall be included * 14 * in all copies or substantial portions of the Software. * 15 * * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 23 * * 24 * Except as contained in this notice, the name(s) of the above copyright * 25 * holders shall not be used in advertising or otherwise to promote the * 26 * sale, use or other dealings in this Software without prior written * 27 * authorization. * 28 ****************************************************************************/ 29 30 /**************************************************************************** 31 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 32 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 33 * and: Thomas E. Dickey 1996-on * 34 * and: Juergen Pfeifer 2009 * 35 ****************************************************************************/ 36 37 /* 38 * beep.c 39 * 40 * The routine beep(). 41 * 42 */ 43 44 #include <curses.priv.h> 45 46 #ifndef CUR 47 #define CUR SP_TERMTYPE 48 #endif 49 50 MODULE_ID("$Id: lib_beep.c,v 1.18 2020/02/02 23:34:34 tom Exp $") 51 52 /* 53 * beep() 54 * 55 * Sound the current terminal's audible bell if it has one. If not, 56 * flash the screen if possible. 57 * 58 */ 59 60 NCURSES_EXPORT(int) 61 NCURSES_SP_NAME(beep) (NCURSES_SP_DCL0) 62 { 63 int res = ERR; 64 65 T((T_CALLED("beep(%p)"), (void *) SP_PARM)); 66 67 #ifdef USE_TERM_DRIVER 68 if (SP_PARM != 0) 69 res = CallDriver_1(SP_PARM, td_doBeepOrFlash, TRUE); 70 #else 71 /* FIXME: should make sure that we are not in altchar mode */ 72 if (cur_term == 0) { 73 res = ERR; 74 } else if (bell) { 75 res = NCURSES_PUTP2_FLUSH("bell", bell); 76 } else if (flash_screen) { 77 res = NCURSES_PUTP2_FLUSH("flash_screen", flash_screen); 78 _nc_flush(); 79 } 80 #endif 81 82 returnCode(res); 83 } 84 85 #if NCURSES_SP_FUNCS 86 NCURSES_EXPORT(int) 87 beep(void) 88 { 89 return NCURSES_SP_NAME(beep) (CURRENT_SCREEN); 90 } 91 #endif 92