pretty_function.h 1.3 KB

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  1. // Copyright 2017 The Abseil Authors.
  2. //
  3. // Licensed under the Apache License, Version 2.0 (the "License");
  4. // you may not use this file except in compliance with the License.
  5. // You may obtain a copy of the License at
  6. //
  7. // https://www.apache.org/licenses/LICENSE-2.0
  8. //
  9. // Unless required by applicable law or agreed to in writing, software
  10. // distributed under the License is distributed on an "AS IS" BASIS,
  11. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12. // See the License for the specific language governing permissions and
  13. // limitations under the License.
  14. #ifndef ABSL_BASE_INTERNAL_PRETTY_FUNCTION_H_
  15. #define ABSL_BASE_INTERNAL_PRETTY_FUNCTION_H_
  16. // ABSL_PRETTY_FUNCTION
  17. //
  18. // In C++11, __func__ gives the undecorated name of the current function. That
  19. // is, "main", not "int main()". Various compilers give extra macros to get the
  20. // decorated function name, including return type and arguments, to
  21. // differentiate between overload sets. ABSL_PRETTY_FUNCTION is a portable
  22. // version of these macros which forwards to the correct macro on each compiler.
  23. #if defined(_MSC_VER)
  24. #define ABSL_PRETTY_FUNCTION __FUNCSIG__
  25. #elif defined(__GNUC__)
  26. #define ABSL_PRETTY_FUNCTION __PRETTY_FUNCTION__
  27. #else
  28. #error "Unsupported compiler"
  29. #endif
  30. #endif // ABSL_BASE_INTERNAL_PRETTY_FUNCTION_H_