Mercurial > gnulib
view lib/unistr/u32-prev.c @ 36940:c741bc27922a
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 | 807a2defea28 |
children | 344018b6e5d7 |
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/* Iterate over previous character in UTF-32 string. Copyright (C) 2002, 2006-2007, 2009-2013 Free Software Foundation, Inc. Written by Bruno Haible <bruno@clisp.org>, 2002. 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 "unistr.h" const uint32_t * u32_prev (ucs4_t *puc, const uint32_t *s, const uint32_t *start) { if (s != start) { uint32_t c_1 = s[-1]; #if CONFIG_UNICODE_SAFETY if (c_1 < 0xd800 || (c_1 >= 0xe000 && c_1 < 0x110000)) #endif { *puc = c_1; return s - 1; } } return NULL; }