glibc/iconv/iconv_close.c

37 lines
1.2 KiB
C

/* Release any resource associated with given conversion descriptor.
Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <iconv.h>
#include <gconv_int.h>
int
iconv_close (iconv_t cd)
{
if (__builtin_expect (cd == (iconv_t *) -1L, 0))
{
__set_errno (EBADF);
return -1;
}
return __gconv_close ((__gconv_t) cd) ? -1 : 0;
}