00001 // Copyright 2017 The Abseil Authors. 00002 // 00003 // Licensed under the Apache License, Version 2.0 (the "License"); 00004 // you may not use this file except in compliance with the License. 00005 // You may obtain a copy of the License at 00006 // 00007 // https://www.apache.org/licenses/LICENSE-2.0 00008 // 00009 // Unless required by applicable law or agreed to in writing, software 00010 // distributed under the License is distributed on an "AS IS" BASIS, 00011 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00012 // See the License for the specific language governing permissions and 00013 // limitations under the License. 00014 00015 #ifndef ABSL_BASE_INTERNAL_PRETTY_FUNCTION_H_ 00016 #define ABSL_BASE_INTERNAL_PRETTY_FUNCTION_H_ 00017 00018 // ABSL_PRETTY_FUNCTION 00019 // 00020 // In C++11, __func__ gives the undecorated name of the current function. That 00021 // is, "main", not "int main()". Various compilers give extra macros to get the 00022 // decorated function name, including return type and arguments, to 00023 // differentiate between overload sets. ABSL_PRETTY_FUNCTION is a portable 00024 // version of these macros which forwards to the correct macro on each compiler. 00025 #if defined(_MSC_VER) 00026 #define ABSL_PRETTY_FUNCTION __FUNCSIG__ 00027 #elif defined(__GNUC__) 00028 #define ABSL_PRETTY_FUNCTION __PRETTY_FUNCTION__ 00029 #else 00030 #error "Unsupported compiler" 00031 #endif 00032 00033 #endif // ABSL_BASE_INTERNAL_PRETTY_FUNCTION_H_