1/* 2 * Copyright (C) 2005 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 ANDROID_UTILS_DEBUG_H 18#define ANDROID_UTILS_DEBUG_H 19 20#include <stdint.h> 21#include <sys/types.h> 22 23namespace android { 24// --------------------------------------------------------------------------- 25 26#ifdef __cplusplus 27template<bool> struct CompileTimeAssert; 28template<> struct CompileTimeAssert<true> {}; 29#define COMPILE_TIME_ASSERT(_exp) \ 30 template class CompileTimeAssert< (_exp) >; 31#endif 32#define COMPILE_TIME_ASSERT_FUNCTION_SCOPE(_exp) \ 33 CompileTimeAssert<( _exp )>(); 34 35// --------------------------------------------------------------------------- 36 37#ifdef __cplusplus 38template<bool C, typename LSH, typename RHS> struct CompileTimeIfElse; 39template<typename LHS, typename RHS> 40struct CompileTimeIfElse<true, LHS, RHS> { typedef LHS TYPE; }; 41template<typename LHS, typename RHS> 42struct CompileTimeIfElse<false, LHS, RHS> { typedef RHS TYPE; }; 43#endif 44 45// --------------------------------------------------------------------------- 46}; // namespace android 47 48#endif // ANDROID_UTILS_DEBUG_H 49