seed_gen_exception.cc 1.2 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. #include "absl/random/seed_gen_exception.h"
  15. #include <iostream>
  16. #include "absl/base/config.h"
  17. namespace absl {
  18. ABSL_NAMESPACE_BEGIN
  19. static constexpr const char kExceptionMessage[] =
  20. "Failed generating seed-material for URBG.";
  21. SeedGenException::~SeedGenException() = default;
  22. const char* SeedGenException::what() const noexcept {
  23. return kExceptionMessage;
  24. }
  25. namespace random_internal {
  26. void ThrowSeedGenException() {
  27. #ifdef ABSL_HAVE_EXCEPTIONS
  28. throw absl::SeedGenException();
  29. #else
  30. std::cerr << kExceptionMessage << std::endl;
  31. std::terminate();
  32. #endif
  33. }
  34. } // namespace random_internal
  35. ABSL_NAMESPACE_END
  36. } // namespace absl