1 /****************************************************************************
2 * Copyright (c) 2003-2006,2009 Free Software Foundation, Inc. *
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: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
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. *
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21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Thomas E. Dickey, 2003 *
31 ****************************************************************************/
33 #include <curses.priv.h>
35 MODULE_ID("$Id: key_defined.c,v 1.9 2009/10/24 22:15:47 tom Exp $")
38 find_definition(TRIES * tree, const char *str)
43 if (str != 0 && *str != '\0') {
44 for (ptr = tree; ptr != 0; ptr = ptr->sibling) {
45 if (UChar(*str) == UChar(ptr->ch)) {
46 if (str[1] == '\0' && ptr->child != 0) {
48 } else if ((result = find_definition(ptr->child, str + 1))
51 } else if (str[1] == '\0') {
63 * Returns the keycode associated with the given string. If none is found,
64 * return OK. If the string is only a prefix to other strings, return ERR.
65 * Otherwise, return the keycode's value (neither OK/ERR).
68 NCURSES_SP_NAME(key_defined) (NCURSES_SP_DCLx const char *str)
72 T((T_CALLED("key_defined(%p, %s)"), (void *) SP_PARM, _nc_visbuf(str)));
73 if (SP_PARM != 0 && str != 0) {
74 code = find_definition(SP_PARM->_keytry, str);
82 key_defined(const char *str)
84 return NCURSES_SP_NAME(key_defined) (CURRENT_SCREEN, str);