1/*
2 * Copyright 2012, 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// Define support macros for defining classes, etc.
18
19#ifndef LLVM_SUPPORT_SUPPORT_MACROS_H__
20#define LLVM_SUPPORT_SUPPORT_MACROS_H__
21
22// Define macro, to use within a class declaration,  to disallow constructor
23// copy. Defines copy constructor declaration under the assumption that it
24// is never defined.
25#define DISALLOW_CLASS_COPY(class_name) \
26  class_name(class_name& arg)  // Do not implement
27
28// Define macro, to use within a class declaration,  to disallow assignment.
29// Defines assignment operation declaration under the assumption that it
30// is never defined.
31#define DISALLOW_CLASS_ASSIGN(class_name) \
32  void operator=(class_name& arg)  // Do not implement
33
34// Define macro to add copy and assignment declarations to a class file,
35// for which no bodies will be defined, effectively disallowing these from
36// being defined in the class.
37#define DISALLOW_CLASS_COPY_AND_ASSIGN(class_name) \
38  DISALLOW_CLASS_COPY(class_name); \
39  DISALLOW_CLASS_ASSIGN(class_name)
40
41#endif  // LLVM_SUPPORT_SUPPORT_MACROS_H__
42