1 /* 2 Copyright (c) 2003, 2021, Oracle and/or its affiliates. 3 4 This program is free software; you can redistribute it and/or modify 5 it under the terms of the GNU General Public License, version 2.0, 6 as published by the Free Software Foundation. 7 8 This program is also distributed with certain software (including 9 but not limited to OpenSSL) that is licensed under separate terms, 10 as designated in a particular file or component or in included license 11 documentation. The authors of MySQL hereby grant you an additional 12 permission to link the program and your derivative works with the 13 separately licensed software that they have included with MySQL. 14 15 This program is distributed in the hope that it will be useful, 16 but WITHOUT ANY WARRANTY; without even the implied warranty of 17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 GNU General Public License, version 2.0, for more details. 19 20 You should have received a copy of the GNU General Public License 21 along with this program; if not, write to the Free Software 22 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 23 */ 24 25 #ifndef __NDB_AUTO_PTR_HPP 26 #define __NDB_AUTO_PTR_HPP 27 28 #include <ndb_global.h> 29 30 template<typename T> 31 class NdbAutoPtr { 32 T * m_obj; 33 public: NdbAutoPtr(T * obj=0)34 NdbAutoPtr(T * obj = 0){ m_obj = obj;} reset(T * obj=0)35 void reset(T * obj = 0) { if (m_obj) free(m_obj); m_obj = obj; } ~NdbAutoPtr()36 ~NdbAutoPtr() { if (m_obj) free(m_obj);} 37 }; 38 39 template<typename T> 40 class NdbAutoObjPtr { 41 T * m_obj; 42 public: NdbAutoObjPtr(T * obj=0)43 NdbAutoObjPtr(T * obj = 0){ m_obj = obj;} reset(T * obj=0)44 void reset(T * obj = 0) { if (m_obj) delete m_obj; m_obj = obj; } ~NdbAutoObjPtr()45 ~NdbAutoObjPtr() { if (m_obj) delete m_obj;} 46 }; 47 48 template<typename T> 49 class NdbAutoObjArrayPtr { 50 T * m_obj; 51 public: NdbAutoObjArrayPtr(T * obj=0)52 NdbAutoObjArrayPtr(T * obj = 0){ m_obj = obj;} reset(T * obj=0)53 void reset(T * obj = 0) { if (m_obj) delete[] m_obj; m_obj = obj; } ~NdbAutoObjArrayPtr()54 ~NdbAutoObjArrayPtr() { if (m_obj) delete[] m_obj;} 55 }; 56 57 #endif 58