diff options
author | Karen Arutyunov <karen@codesynthesis.com> | 2017-11-02 23:11:29 +0300 |
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committer | Karen Arutyunov <karen@codesynthesis.com> | 2017-11-24 09:33:15 +0300 |
commit | 354bb40e75d94466e91fe6960523612c9d17ccfb (patch) | |
tree | bdf8b8b90191b98e4b32b62e6cb0e947ea5d5ae2 /mysql/sql/sql_alloc.h | |
parent | 4bce3c574df293415c7b2f45b9c2951262fe3412 (diff) |
Add implementation
Diffstat (limited to 'mysql/sql/sql_alloc.h')
-rw-r--r-- | mysql/sql/sql_alloc.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/mysql/sql/sql_alloc.h b/mysql/sql/sql_alloc.h new file mode 100644 index 0000000..629dfe1 --- /dev/null +++ b/mysql/sql/sql_alloc.h @@ -0,0 +1,51 @@ +#ifndef SQL_ALLOC_INCLUDED +#define SQL_ALLOC_INCLUDED +/* Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + 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 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) { 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) { TRASH(ptr, size); } + + inline Sql_alloc() {} + inline ~Sql_alloc() {} +}; + +#endif // SQL_ALLOC_INCLUDED |