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11282
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1 /* Compare two memory areas with possibly different lengths. |
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2 Copyright (C) 2009 Free Software Foundation, Inc. |
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3 |
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4 This program is free software: you can redistribute it and/or modify it |
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5 under the terms of the GNU Lesser General Public License as published |
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6 by the Free Software Foundation; either version 3 of the License, or |
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7 (at your option) any later version. |
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8 |
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9 This program is distributed in the hope that it will be useful, |
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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12 Lesser General Public License for more details. |
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13 |
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14 You should have received a copy of the GNU Lesser General Public License |
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15 along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
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16 |
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17 #include <config.h> |
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18 |
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19 /* Specification. */ |
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20 #include "memcmp2.h" |
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21 |
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22 #include <string.h> |
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23 |
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24 int |
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25 memcmp2 (const char *s1, size_t n1, const char *s2, size_t n2) |
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26 { |
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27 int cmp = memcmp (s1, s2, n1 <= n2 ? n1 : n2); |
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28 if (cmp == 0) |
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29 { |
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30 if (n1 < n2) |
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31 cmp = -1; |
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32 else if (n1 > n2) |
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33 cmp = 1; |
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34 } |
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35 return cmp; |
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36 } |
