2 Copyright (c) 2006 Joey Schulze <joey@infodrom.org>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 * Determine the output character set
32 setlocale (LC_CTYPE, "");
34 charset = strdup (nl_langinfo(CODESET));
38 * Convert a word from an arbitrary charset into the output character set
40 * No conversion is performed when both charsets are equal
42 char *convert_word(const char *encoding, char *inbuf, char *outbuf, size_t outbytesleft)
50 if (!charset || !strcasecmp (encoding, charset)) {
51 memmove (outbuf, inbuf, strlen(inbuf)<outbytesleft?strlen(inbuf)+1:strlen(inbuf));
52 outbuf[outbytesleft-1] = '\0';
56 outsize = outbytesleft;
58 cd = iconv_open (charset, encoding);
60 inbytesleft = strlen (inbuf)+1;
65 nconv = iconv (cd, &inptr, &inbytesleft, &outptr, &outbytesleft);
70 if (errno == EILSEQ && outsize-outbytesleft >= 0 && outbytesleft > 1) {
71 outbuf[outsize-outbytesleft] = '?';
72 outbuf[outsize-outbytesleft+1] = '\0';
83 if (nconv == -1 && outsize-outbytesleft >= 0)
84 outbuf[outsize-outbytesleft] = '\0';
91 * Needs to be called with LANG=de_DE.ISO-8859-1
98 memset (outbuf, 0, sizeof (outbuf));
99 printf ("%s\n", convert_word ("UTF-8", "für ein", outbuf, size));
100 printf ("%s\n", outbuf);
101 if (!strcmp(outbuf, "für ein"))
102 printf ("charset.c: test passed\n");
104 printf ("charset.c: test failed\n");