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* A set of common utility functions found
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* Copyright (C) 2008 Linus Walleij <triad@df.lth.se>
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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#ifdef HAVE_LANGINFO_H
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char *langsuff = NULL;
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char *lang = getenv("LANG");
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// Set the locale in accordance with environment
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setlocale(LC_ALL, "");
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#ifdef HAVE_LANGINFO_H
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langsuff = nl_langinfo(CODESET);
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* Check environment variables $LANG and $LC_CTYPE
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* to see if we want to support UTF-8 unicode
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if (strlen(lang) > 5) {
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langsuff = &lang[strlen(lang)-5];
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if (langsuff == NULL) {
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printf("Could not determine language suffix for your system. Please check your setup!\n");
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} else if (strcmp(langsuff, "UTF-8")) {
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printf("Your system does not appear to have UTF-8 enabled ($LANG=\"%s\")\n", lang);
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printf("If you want to have support for diacritics and Unicode characters,\n");
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printf("please switch your locale to an UTF-8 locale, e.g. \"en_US.UTF-8\".\n");