Home | History | Annotate | Download | only in lib
      1 /* Convert unibyte character to wide character.
      2    Copyright (C) 2008 Free Software Foundation, Inc.
      3    Written by Bruno Haible <bruno (at) clisp.org>, 2008.
      4 
      5    This program is free software: you can redistribute it and/or modify
      6    it under the terms of the GNU General Public License as published by
      7    the Free Software Foundation; either version 3 of the License, or
      8    (at your option) any later version.
      9 
     10    This program is distributed in the hope that it will be useful,
     11    but WITHOUT ANY WARRANTY; without even the implied warranty of
     12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13    GNU General Public License for more details.
     14 
     15    You should have received a copy of the GNU General Public License
     16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
     17 
     18 #include <config.h>
     19 
     20 /* Specification.  */
     21 #include <wchar.h>
     22 
     23 #include <stdio.h>
     24 
     25 wint_t
     26 btowc (int c)
     27 {
     28   if (c != EOF)
     29     {
     30       char buf[1];
     31       wchar_t wc;
     32 
     33       buf[0] = c;
     34       if (mbtowc (&wc, buf, 1) >= 0)
     35 	return wc;
     36     }
     37   return WEOF;
     38 }
     39