mirror of
https://github.com/VCMP-SqMod/SqMod.git
synced 2024-11-08 16:57:16 +01:00
37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
|
/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
|
||
|
|
|
||
|
|
This library is free software; you can redistribute it and/or
|
||
|
|
modify it under the terms of the GNU Library General Public
|
||
|
|
License as published by the Free Software Foundation; either
|
||
|
|
version 2 of the License, or (at your option) any later version.
|
||
|
|
|
||
|
|
This library is distributed in the hope that it will be useful,
|
||
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
|
|
Library General Public License for more details.
|
||
|
|
|
||
|
|
You should have received a copy of the GNU Library General Public
|
||
|
|
License along with this library; if not, write to the Free
|
||
|
|
Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
||
|
|
MA 02111-1301, USA */
|
||
|
|
|
||
|
|
/* File : strnlen.c
|
||
|
|
Author : Michael Widenius
|
||
|
|
Updated: 20 April 1984
|
||
|
|
Defines: strnlen.
|
||
|
|
strnlen(s, len) returns the length of s or len if s is longer than len.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <my_global.h>
|
||
|
|
#include "m_string.h"
|
||
|
|
|
||
|
|
#ifndef HAVE_STRNLEN
|
||
|
|
|
||
|
|
uint strnlen(register const char *s, register uint maxlen)
|
||
|
|
{
|
||
|
|
const char *end= (const char *)memchr(s, '\0', maxlen);
|
||
|
|
return end ? (uint) (end - s) : maxlen;
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|