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/* Map wide character using given mapping.
Copyright (C) 1996-2022 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <wctype.h>
/* Define the lookup function. */
#include "wchar-lookup.h"
wint_t
__towctrans (wint_t wc, wctrans_t desc)
{
/* If the user passes in an invalid DESC valid (the one returned from
`wctrans' in case of an error) simply return the value. */
if (desc == (wctrans_t) 0)
return wc;
return wctrans_table_lookup ((const char *) desc, wc);
}
libc_hidden_def (__towctrans)
weak_alias (__towctrans, towctrans)
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