mirror of
https://github.com/MariaDB/server.git
synced 2025-01-18 04:53:01 +01:00
43 lines
1.4 KiB
C
43 lines
1.4 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., 59 Temple Place - Suite 330, Boston,
|
|
MA 02111-1307, USA */
|
|
|
|
/* Sort of string pointers in string-order with radix or qsort */
|
|
|
|
#include "mysys_priv.h"
|
|
#include <m_string.h>
|
|
|
|
void my_string_ptr_sort(void *base, uint items, size_s size)
|
|
{
|
|
#if INT_MAX > 65536L
|
|
uchar **ptr=0;
|
|
|
|
if (size <= 20 && items >= 1000 && items < 100000 &&
|
|
(ptr= (uchar**) my_malloc(items*sizeof(char*),MYF(0))))
|
|
{
|
|
radixsort_for_str_ptr((uchar**) base,items,size,ptr);
|
|
my_free((gptr) ptr,MYF(0));
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
if (size && items)
|
|
{
|
|
uint size_arg=size;
|
|
qsort2(base,items,sizeof(byte*),get_ptr_compare(size),(void*) &size_arg);
|
|
}
|
|
}
|
|
}
|