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nagios-plugins  1.4.16
btowc.c
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00001 /* Convert unibyte character to wide character.
00002    Copyright (C) 2008, 2010 Free Software Foundation, Inc.
00003    Written by Bruno Haible <bruno@clisp.org>, 2008.
00004 
00005    This program is free software: you can redistribute it and/or modify
00006    it under the terms of the GNU General Public License as published by
00007    the Free Software Foundation; either version 3 of the License, or
00008    (at your option) any later version.
00009 
00010    This program is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013    GNU General Public License for more details.
00014 
00015    You should have received a copy of the GNU General Public License
00016    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
00017 
00018 #include <config.h>
00019 
00020 /* Specification.  */
00021 #include <wchar.h>
00022 
00023 #include <stdio.h>
00024 #include <stdlib.h>
00025 
00026 wint_t
00027 btowc (int c)
00028 {
00029   if (c != EOF)
00030     {
00031       char buf[1];
00032       wchar_t wc;
00033 
00034       buf[0] = c;
00035       if (mbtowc (&wc, buf, 1) >= 0)
00036         return wc;
00037     }
00038   return WEOF;
00039 }