diff options
Diffstat (limited to 'third_party/abseil_cpp/absl/flags/usage.cc')
-rw-r--r-- | third_party/abseil_cpp/absl/flags/usage.cc | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/third_party/abseil_cpp/absl/flags/usage.cc b/third_party/abseil_cpp/absl/flags/usage.cc deleted file mode 100644 index 452f667512e8..000000000000 --- a/third_party/abseil_cpp/absl/flags/usage.cc +++ /dev/null @@ -1,65 +0,0 @@ -// -// Copyright 2019 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -#include "absl/flags/usage.h" - -#include <stdlib.h> - -#include <string> - -#include "absl/base/attributes.h" -#include "absl/base/config.h" -#include "absl/base/const_init.h" -#include "absl/base/thread_annotations.h" -#include "absl/flags/internal/usage.h" -#include "absl/strings/string_view.h" -#include "absl/synchronization/mutex.h" - -namespace absl { -ABSL_NAMESPACE_BEGIN -namespace flags_internal { -namespace { -ABSL_CONST_INIT absl::Mutex usage_message_guard(absl::kConstInit); -ABSL_CONST_INIT std::string* program_usage_message - ABSL_GUARDED_BY(usage_message_guard) = nullptr; -} // namespace -} // namespace flags_internal - -// -------------------------------------------------------------------- -// Sets the "usage" message to be used by help reporting routines. -void SetProgramUsageMessage(absl::string_view new_usage_message) { - absl::MutexLock l(&flags_internal::usage_message_guard); - - if (flags_internal::program_usage_message != nullptr) { - ABSL_INTERNAL_LOG(FATAL, "SetProgramUsageMessage() called twice."); - std::exit(1); - } - - flags_internal::program_usage_message = new std::string(new_usage_message); -} - -// -------------------------------------------------------------------- -// Returns the usage message set by SetProgramUsageMessage(). -// Note: We able to return string_view here only because calling -// SetProgramUsageMessage twice is prohibited. -absl::string_view ProgramUsageMessage() { - absl::MutexLock l(&flags_internal::usage_message_guard); - - return flags_internal::program_usage_message != nullptr - ? absl::string_view(*flags_internal::program_usage_message) - : "Warning: SetProgramUsageMessage() never called"; -} - -ABSL_NAMESPACE_END -} // namespace absl |