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 #include "absl/types/bad_optional_access.h" 00016 00017 #ifndef ABSL_HAVE_STD_OPTIONAL 00018 00019 #include <cstdlib> 00020 00021 #include "absl/base/config.h" 00022 #include "absl/base/internal/raw_logging.h" 00023 00024 namespace absl { 00025 00026 bad_optional_access::~bad_optional_access() = default; 00027 00028 const char* bad_optional_access::what() const noexcept { 00029 return "optional has no value"; 00030 } 00031 00032 namespace optional_internal { 00033 00034 void throw_bad_optional_access() { 00035 #ifdef ABSL_HAVE_EXCEPTIONS 00036 throw bad_optional_access(); 00037 #else 00038 ABSL_RAW_LOG(FATAL, "Bad optional access"); 00039 abort(); 00040 #endif 00041 } 00042 00043 } // namespace optional_internal 00044 } // namespace absl 00045 00046 #endif // ABSL_HAVE_STD_OPTIONAL