Mercurial > gnulib
view lib/unicase/ulc-casexfrm.c @ 17249:e542fd46ad6f
maint: update all copyright year number ranges
Run "make update-copyright". Compare to commit 1602f0a from last year.
Signed-off-by: Eric Blake <eblake@redhat.com>
author | Eric Blake <eblake@redhat.com> |
---|---|
date | Tue, 01 Jan 2013 00:50:58 +0000 |
parents | 8250f2777afc |
children | 344018b6e5d7 |
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/* Locale dependent transformation for case insensitive comparison of strings. Copyright (C) 2009-2013 Free Software Foundation, Inc. Written by Bruno Haible <bruno@clisp.org>, 2009. This program 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 3 of the License, or (at your option) any later version. This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */ #include <config.h> /* Specification. */ #include "unicase.h" #include <errno.h> #include <stdlib.h> #include "uniconv.h" char * ulc_casexfrm (const char *s, size_t n, const char *iso639_language, uninorm_t nf, char *resultbuf, size_t *lengthp) { uint8_t convbuf[2048 / sizeof (uint8_t)]; uint8_t *conv; size_t conv_length; char *result; /* Convert the string to UTF-8. */ conv_length = sizeof (convbuf) / sizeof (uint8_t); conv = u8_conv_from_encoding (locale_charset (), iconveh_error, s, n, NULL, convbuf, &conv_length); if (conv == NULL) /* errno is set here. */ return NULL; /* Case-fold and normalize. */ result = u8_casexfrm (conv, conv_length, iso639_language, nf, resultbuf, lengthp); if (result == NULL) { if (conv != convbuf) { int saved_errno = errno; free (conv); errno = saved_errno; } return NULL; } if (conv != convbuf) free (conv); return result; }