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36 lines
1.1 KiB
C
36 lines
1.1 KiB
C
/* Copyright (C) 2000 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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/* File : strnlen.c
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Author : Michael Widenius
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Updated: 20 April 1984
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Defines: strnlen.
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strnlen(s, len) returns the length of s or len if s is longer than len.
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*/
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#include <my_global.h>
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#include "m_string.h"
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#ifndef HAVE_STRNLEN
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uint strnlen(register const char *s, register uint maxlen)
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{
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const char *end= (const char *)memchr(s, '\0', maxlen);
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return end ? (uint) (end - s) : maxlen;
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}
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#endif
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