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glibc  2.9
towctrans.c
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00001 /* Map wide character using given mapping.
00002    Copyright (C) 1996, 1997, 2000, 2004 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library 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 GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <wctype.h>
00021 
00022 /* Define the lookup function.  */
00023 #include "wchar-lookup.h"
00024 
00025 wint_t
00026 __towctrans (wint_t wc, wctrans_t desc)
00027 {
00028   /* If the user passes in an invalid DESC valid (the one returned from
00029      `wctrans' in case of an error) simply return the value.  */
00030   if (desc == (wctrans_t) 0)
00031     return wc;
00032 
00033   return wctrans_table_lookup ((const char *) desc, wc);
00034 }
00035 libc_hidden_def (__towctrans)
00036 weak_alias (__towctrans, towctrans)