Elliott Hughes | 8eac9af | 2014-05-09 19:12:08 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #ifndef _BIONIC_MACROS_H_ |
| 18 | #define _BIONIC_MACROS_H_ |
| 19 | |
| 20 | // DISALLOW_COPY_AND_ASSIGN disallows the copy and operator= functions. |
| 21 | // It goes in the private: declarations in a class. |
| 22 | #define DISALLOW_COPY_AND_ASSIGN(TypeName) \ |
| 23 | TypeName(const TypeName&); \ |
| 24 | void operator=(const TypeName&) |
| 25 | |
| 26 | // A macro to disallow all the implicit constructors, namely the |
| 27 | // default constructor, copy constructor and operator= functions. |
| 28 | // |
| 29 | // This should be used in the private: declarations for a class |
| 30 | // that wants to prevent anyone from instantiating it. This is |
| 31 | // especially useful for classes containing only static methods. |
| 32 | #define DISALLOW_IMPLICIT_CONSTRUCTORS(TypeName) \ |
| 33 | TypeName(); \ |
| 34 | DISALLOW_COPY_AND_ASSIGN(TypeName) |
| 35 | |
| 36 | #endif // _BIONIC_MACROS_H_ |