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 15 #include "absl/random/seed_gen_exception.h" 16 17 #include <iostream> 18 19 #include "absl/base/config.h" 20 21 namespace absl { 22 ABSL_NAMESPACE_BEGIN 23 24 static constexpr const char kExceptionMessage[] = 25 "Failed generating seed-material for URBG."; 26 27 SeedGenException::~SeedGenException() = default; 28 what() const29const char* SeedGenException::what() const noexcept { 30 return kExceptionMessage; 31 } 32 33 namespace random_internal { 34 ThrowSeedGenException()35void ThrowSeedGenException() { 36 #ifdef ABSL_HAVE_EXCEPTIONS 37 throw absl::SeedGenException(); 38 #else 39 std::cerr << kExceptionMessage << std::endl; 40 std::terminate(); 41 #endif 42 } 43 44 } // namespace random_internal 45 ABSL_NAMESPACE_END 46 } // namespace absl 47