1 /* $OpenBSD: lib_slk_wset.c,v 1.1 2010/09/06 17:26:17 nicm Exp $ */
2 
3 /****************************************************************************
4  * Copyright (c) 2003-2004,2005 Free Software Foundation, Inc.              *
5  *                                                                          *
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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,   *
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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   *
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30 
31 /****************************************************************************
32  *  Author: Thomas E. Dickey                                                *
33  ****************************************************************************/
34 
35 /*
36  *	lib_slk_wset.c
37  *      Set soft label text.
38  */
39 #include <curses.priv.h>
40 
41 #if HAVE_WCTYPE_H
42 #include <wctype.h>
43 #endif
44 
45 MODULE_ID("$Id: lib_slk_wset.c,v 1.1 2010/09/06 17:26:17 nicm Exp $")
46 
47 NCURSES_EXPORT(int)
48 slk_wset(int i, const wchar_t *astr, int format)
49 {
50     int result = ERR;
51     size_t arglen;
52     const wchar_t *str;
53     char *mystr;
54     mbstate_t state;
55 
56     T((T_CALLED("slk_wset(%d, %s, %d)"), i, _nc_viswbuf(astr), format));
57 
58     init_mb(state);
59     str = astr;
60     if ((arglen = wcsrtombs(NULL, &str, 0, &state)) != (size_t) -1) {
61 	if ((mystr = (char *) _nc_doalloc(0, arglen + 1)) != 0) {
62 	    str = astr;
63 	    if (wcsrtombs(mystr, &str, arglen, &state) != (size_t) -1) {
64 		/* glibc documentation claims that the terminating L'\0'
65 		 * is written, but it is not...
66 		 */
67 		mystr[arglen] = 0;
68 		result = slk_set(i, mystr, format);
69 	    }
70 	    free(mystr);
71 	}
72     }
73     returnCode(result);
74 }
75