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 23 namespace android { 24 // --------------------------------------------------------------------------- 25 26 #ifdef __cplusplus 27 template<bool> struct CompileTimeAssert; 28 template<> 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 38 template<bool C, typename LSH, typename RHS> struct CompileTimeIfElse; 39 template<typename LHS, typename RHS> 40 struct CompileTimeIfElse<true, LHS, RHS> { typedef LHS TYPE; }; 41 template<typename LHS, typename RHS> 42 struct CompileTimeIfElse<false, LHS, RHS> { typedef RHS TYPE; }; 43 #endif 44 45 // --------------------------------------------------------------------------- 46 }; // namespace android 47 48 #endif // ANDROID_UTILS_DEBUG_H 49
