Mercurial > gnulib
annotate lib/unistr/u8-cmp.c @ 40057:b06060465f09
maint: Run 'make update-copyright'
author | Paul Eggert <eggert@cs.ucla.edu> |
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date | Tue, 01 Jan 2019 00:25:11 +0100 |
parents | 10eb9086bea0 |
children | 5f58d2ac35ea |
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New modules 'unistr/u8-cmp', 'unistr/u16-cmp', 'unistr/u32-cmp'.
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1 /* Compare pieces of UTF-8 strings. |
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2 Copyright (C) 2002, 2006, 2009-2019 Free Software Foundation, Inc. |
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3 Written by Bruno Haible <bruno@clisp.org>, 2002. |
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4 |
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5 This program is free software: you can redistribute it and/or modify it |
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6 under the terms of the GNU Lesser General Public License as published |
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7 by the Free Software Foundation; either version 3 of the License, or |
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8 (at your option) any later version. |
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9 |
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10 This program is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU Lesser General Public License |
19190 | 16 along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
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17 |
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18 #include <config.h> |
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19 |
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20 /* Specification. */ |
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21 #include "unistr.h" |
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22 |
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23 #include <string.h> |
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24 |
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25 int |
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26 u8_cmp (const uint8_t *s1, const uint8_t *s2, size_t n) |
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27 { |
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28 /* Use the fact that the UTF-8 encoding preserves lexicographic order. */ |
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29 return memcmp ((const char *) s1, (const char *) s2, n); |
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30 } |