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annotate lib/memcmp2.h @ 40231:9b3c79fdfe0b

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strtod: fix clash with strtold Problem reported for RHEL 5 by Jesse Caldwell (Bug#34817). * lib/strtod.c (compute_minus_zero, minus_zero): Simplify by remving the macro / external variable, and having just a function. User changed. This avoids the need for an external variable that might clash.
author Paul Eggert <eggert@cs.ucla.edu>
date Mon, 11 Mar 2019 16:40:29 -0700
parents b06060465f09
children
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1 /* Compare two memory areas with possibly different lengths.
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2 Copyright (C) 2009-2019 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 <https://www.gnu.org/licenses/>. */
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16
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17 #ifndef MEMCMP2_H
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18 #define MEMCMP2_H
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20 #include <stddef.h>
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21
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22 #ifdef __cplusplus
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23 extern "C" {
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24 #endif
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27 /* Compare the memory regions S1 = [s1..s1+N1-1], S2 = [s2..s2+n2-1],
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28 lexicographically.
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29 This function's result is locale independent, unlike memcoll()'s.
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30 Return a negative number if S1 < S2, a positive number if S1 > S2, or
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31 0 if S1 and S2 have the same contents. */
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32 extern int memcmp2 (const char *s1, size_t n1, const char *s2, size_t n2)
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33 _GL_ATTRIBUTE_PURE;
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36 #ifdef __cplusplus
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37 }
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38 #endif
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39
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40 #endif /* MEMCMP2_H */