release/src/router/libncurses/ncurses/widechar/lib_wunctrl.c

   1 /****************************************************************************
   2  * Copyright (c) 2001-2011,2012 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_wunctrl.c
  31 **
  32 **      The routine wunctrl().
  33 **
  34 */
  35
  36 #include <curses.priv.h>
  37
  38 MODULE_ID("$Id: lib_wunctrl.c,v 1.16 2012/12/15 20:53:42 tom Exp $")
  39
  40 NCURSES_EXPORT(wchar_t *)
  41 NCURSES_SP_NAME(wunctrl) (NCURSES_SP_DCLx cchar_t *wc)
  42 {
  43     static wchar_t str[CCHARW_MAX + 1], *wsp;
  44     wchar_t *result;
  45
  46     if (wc == 0) {
  47         result = 0;
  48     } else if (SP_PARM != 0 && Charable(*wc)) {
  49         const char *p =
  50         NCURSES_SP_NAME(unctrl) (NCURSES_SP_ARGx
  51                                  (unsigned) _nc_to_char((wint_t)CharOf(*wc)));
  52
  53         for (wsp = str; *p; ++p) {
  54             *wsp++ = (wchar_t) _nc_to_widechar(*p);
  55         }
  56         *wsp = 0;
  57         result = str;
  58     } else {
  59         result = wc->chars;
  60     }
  61     return result;
  62 }
  63
  64 #if NCURSES_SP_FUNCS
  65 NCURSES_EXPORT(wchar_t *)
  66 wunctrl(cchar_t *wc)
  67 {
  68     return NCURSES_SP_NAME(wunctrl) (CURRENT_SCREEN, wc);
  69 }
  70 #endif