1 /* Normalization insensitive comparison of Unicode strings.
2 Copyright (C) 2009 Free Software Foundation, Inc.
3 Written by Bruno Haible <bruno@clisp.org>, 2009.
5 This program is free software: you can redistribute it and/or modify it
6 under the terms of the GNU Lesser General Public License as published
7 by the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
10 This program 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 GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19 FUNC (const UNIT *s1, size_t n1, const UNIT *s2, size_t n2,
20 uninorm_t nf, int *resultp)
22 UNIT buf1[2048 / sizeof (UNIT)];
23 UNIT buf2[2048 / sizeof (UNIT)];
31 norms1_length = sizeof (buf1) / sizeof (UNIT);
32 norms1 = U_NORMALIZE (nf, s1, n1, buf1, &norms1_length);
34 /* errno is set here. */
38 norms2_length = sizeof (buf2) / sizeof (UNIT);
39 norms2 = U_NORMALIZE (nf, s2, n2, buf2, &norms2_length);
44 int saved_errno = errno;
51 /* Compare the normalized strings. */
52 cmp = U_CMP (norms1, norms2, MIN (norms1_length, norms2_length));
55 if (norms1_length < norms2_length)
57 else if (norms1_length > norms2_length)