1 /**************************************************************************** 2 * Copyright (c) 2007 Free Software Foundation, Inc. * 3 * * 4 * Permission is hereby granted, free of charge, to any person obtaining a * 5 * copy of this software and associated documentation files (the * 6 * "Software"), to deal in the Software without restriction, including * 7 * without limitation the rights to use, copy, modify, merge, publish, * 8 * distribute, distribute with modifications, sublicense, and/or sell * 9 * copies of the Software, and to permit persons to whom the Software is * 10 * furnished to do so, subject to the following conditions: * 11 * * 12 * The above copyright notice and this permission notice shall be included * 13 * in all copies or substantial portions of the Software. * 14 * * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 22 * * 23 * Except as contained in this notice, the name(s) of the above copyright * 24 * holders shall not be used in advertising or otherwise to promote the * 25 * sale, use or other dealings in this Software without prior written * 26 * authorization. * 27 ****************************************************************************/ 28 29 /* 30 ** lib_key_name.c 31 ** 32 ** The routine key_name(). 33 ** 34 */ 35 36 #include <curses.priv.h> 37 38 MODULE_ID("$Id: lib_key_name.c,v 1.3 2008/10/11 20:15:14 tom Exp $") 39 40 NCURSES_EXPORT(NCURSES_CONST char *) 41 key_name(wchar_t c) 42 { 43 cchar_t my_cchar; 44 wchar_t *my_wchars; 45 size_t len; 46 47 /* FIXME: move to _nc_globals */ 48 static char result[MB_LEN_MAX + 1]; 49 50 memset(&my_cchar, 0, sizeof(my_cchar)); 51 my_cchar.chars[0] = c; 52 my_cchar.chars[1] = L'\0'; 53 54 my_wchars = wunctrl(&my_cchar); 55 len = wcstombs(result, my_wchars, sizeof(result) - 1); 56 if (isEILSEQ(len) || (len == 0)) { 57 return 0; 58 } 59 60 result[len] = '\0'; 61 return result; 62 } 63