1 /* Charset handling for GNU tar.
3 Copyright 2004, 2006-2007, 2013-2014, 2016 Free Software Foundation,
6 This file is part of GNU tar.
8 GNU tar is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 GNU tar is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>. */
23 #include <localcharset.h>
36 # define iconv_open(tocode, fromcode) ((iconv_t) -1)
39 # define iconv(cd, inbuf, inbytesleft, outbuf, outbytesleft) ((size_t) 0)
42 # define iconv_close(cd) 0
49 static iconv_t conv_desc[2] = { (iconv_t) -1, (iconv_t) -1 };
52 utf8_init (bool to_utf)
54 if (conv_desc[(int) to_utf] == (iconv_t) -1)
57 conv_desc[(int) to_utf] = iconv_open ("UTF-8", locale_charset ());
59 conv_desc[(int) to_utf] = iconv_open (locale_charset (), "UTF-8");
61 return conv_desc[(int) to_utf];
65 utf8_convert (bool to_utf, char const *input, char **output)
72 iconv_t cd = utf8_init (to_utf);
76 *output = xstrdup (input);
79 else if (cd == (iconv_t)-1)
82 inlen = strlen (input) + 1;
83 outlen = inlen * MB_LEN_MAX + 1;
84 ob = *output = xmalloc (outlen);
85 ib = (char ICONV_CONST *) input;
86 rc = iconv (cd, &ib, &inlen, &ob, &outlen);
93 string_ascii_p (char const *p)