1 /* Decomposition of Unicode strings.
2 Copyright (C) 2009-2021 Free Software Foundation, Inc.
3 Written by Bruno Haible <bruno@clisp.org>, 2009.
4
5 This file is free software: you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as
7 published by the Free Software Foundation; either version 2.1 of the
8 License, or (at your option) any later version.
9
10 This file is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public License
16 along with this program. If not, see <https://www.gnu.org/licenses/>. */
17
18 #include <stddef.h>
19
20 #include "unitypes.h"
21
22 /* Variant of uc_decomposition that does not produce the 'tag'. */
23 extern int
24 uc_compat_decomposition (ucs4_t uc, ucs4_t *decomposition);
25
26 /* A Unicode character together with its canonical combining class. */
27 struct ucs4_with_ccc
28 {
29 ucs4_t code;
30 int ccc; /* range 0..255 */
31 };
32
33 /* Stable-sort an array of 'struct ucs4_with_ccc'. */
34 extern void
35 gl_uninorm_decompose_merge_sort_inplace (struct ucs4_with_ccc *src, size_t n,
36 struct ucs4_with_ccc *tmp);