summaryrefslogtreecommitdiff
path: root/lib/unigbrk/u32-grapheme-prev.c
diff options
context:
space:
mode:
authorStephen Kitt <skitt@debian.org>2016-05-27 10:11:04 +0200
committerManuel A. Fernandez Montecelo <manuel.montezelo@gmail.com>2016-05-27 14:28:33 +0100
commit752fd7247bc223bcea35bd89cf56d1c08ead9ba6 (patch)
treeb4a428f847a963738faaf24c8eff070fdb03a3a5 /lib/unigbrk/u32-grapheme-prev.c
parent9f7d4fa477ff2a51d7c932b13d57ac22dc033105 (diff)
parenta9a31b1de5776a3b08a82101a4fa711294f0dd1d (diff)
Imported Debian patch 0.9.6+really0.9.3-0.1debian/0.9.6+really0.9.3-0.1
Diffstat (limited to 'lib/unigbrk/u32-grapheme-prev.c')
-rw-r--r--lib/unigbrk/u32-grapheme-prev.c51
1 files changed, 0 insertions, 51 deletions
diff --git a/lib/unigbrk/u32-grapheme-prev.c b/lib/unigbrk/u32-grapheme-prev.c
deleted file mode 100644
index 584629d5..00000000
--- a/lib/unigbrk/u32-grapheme-prev.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/* Previous grapheme cluster function.
- Copyright (C) 2010-2015 Free Software Foundation, Inc.
- Written by Ben Pfaff <blp@cs.stanford.edu>, 2010.
-
- 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 "unigbrk.h"
-
-#include "unistr.h"
-
-const uint32_t *
-u32_grapheme_prev (const uint32_t *s, const uint32_t *start)
-{
- ucs4_t next;
-
- if (s == start)
- return NULL;
-
- u32_prev (&next, s, start);
- for (s--; s != start; s--)
- {
- ucs4_t prev;
-
- if (u32_prev (&prev, s, start) == NULL)
- {
- /* Ill-formed UTF-32 encoding. */
- return start;
- }
-
- if (uc_is_grapheme_break (prev, next))
- break;
-
- next = prev;
- }
-
- return s;
-}