StoneDB/sql/sql_alloc.h

63 lines
2.4 KiB
C++

#ifndef SQL_ALLOC_INCLUDED
#define SQL_ALLOC_INCLUDED
/* Copyright (c) 2012, 2021, Oracle and/or its affiliates.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License, version 2.0,
as published by the Free Software Foundation.
This program is also distributed with certain software (including
but not limited to OpenSSL) that is licensed under separate terms,
as designated in a particular file or component or in included license
documentation. The authors of MySQL hereby grant you an additional
permission to link the program and your derivative works with the
separately licensed software that they have included with MySQL.
Without limiting anything contained in the foregoing, this file,
which is part of C Driver for MySQL (Connector/C), is also subject to the
Universal FOSS Exception, version 1.0, a copy of which can be found at
http://oss.oracle.com/licenses/universal-foss-exception.
This program 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 General Public License, version 2.0, for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation,
51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
#include "my_sys.h" // TRASH
#include "thr_malloc.h" // alloc_root
/**
MySQL standard memory allocator class. You have to inherit the class
in order to use it.
*/
class Sql_alloc
{
public:
static void *operator new(size_t size) throw ()
{
return sql_alloc(size);
}
static void *operator new[](size_t size) throw ()
{
return sql_alloc(size);
}
static void *operator new[](size_t size, MEM_ROOT *mem_root) throw ()
{ return alloc_root(mem_root, size); }
static void *operator new(size_t size, MEM_ROOT *mem_root) throw ()
{ return alloc_root(mem_root, size); }
static void operator delete(void *ptr, size_t size)
{ if (ptr != NULL) TRASH(ptr, size); }
static void operator delete(void *ptr, MEM_ROOT *mem_root)
{ /* never called */ }
static void operator delete[](void *ptr, MEM_ROOT *mem_root)
{ /* never called */ }
static void operator delete[](void *ptr, size_t size)
{ if (ptr != NULL) TRASH(ptr, size); }
};
#endif // SQL_ALLOC_INCLUDED