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[thirdparty/glibc.git] / iconv / iconv_close.c

/* Release any resource associated with given conversion descriptor.
   Copyright (C) 1997-2015 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 (__glibc_unlikely (cd == (iconv_t *) -1L))
    {
      __set_errno (EBADF);
      return -1;
    }

  return __gconv_close ((__gconv_t) cd) ? -1 : 0;
}