mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-25 14:30:06 +00:00
3769620607
2000-06-27 Ulrich Drepper <drepper@redhat.com> * wctype/towctrans.c (__towctrans): Be graceful and accept error return values from the wctrans function.
43 lines
1.4 KiB
C
43 lines
1.4 KiB
C
/* Map wide character using given mapping.
|
|
Copyright (C) 1996, 1997, 2000 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 Library General Public License as
|
|
published by the Free Software Foundation; either version 2 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <wctype.h>
|
|
|
|
/* Define the lookup function. */
|
|
#include "cname-lookup.h"
|
|
|
|
wint_t
|
|
__towctrans (wint_t wc, wctrans_t desc)
|
|
{
|
|
size_t idx;
|
|
|
|
/* 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;
|
|
|
|
idx = cname_lookup (wc);
|
|
if (idx == ~((size_t) 0))
|
|
/* Character is not known. Default action is to simply return it. */
|
|
return wc;
|
|
|
|
return (wint_t) desc[idx];
|
|
}
|
|
weak_alias (__towctrans, towctrans)
|