1 /* Get descriptor for character set conversion.
2 Copyright (C) 1997-2020 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
27 #include <gconv_int.h>
28 #include "gconv_charset.h"
32 iconv_open (const char *tocode, const char *fromcode)
35 struct gconv_spec conv_spec;
37 if (__gconv_create_spec (&conv_spec, fromcode, tocode) == NULL)
40 int res = __gconv_open (&conv_spec, &cd, 0);
42 gconv_destroy_spec (&conv_spec);
44 if (__builtin_expect (res, __GCONV_OK) != __GCONV_OK)
46 /* We must set the error number according to the specs. */
47 if (res == __GCONV_NOCONV || res == __GCONV_NODB)