tvl-depot/third_party/abseil_cpp/absl/flags/internal/program_name.h
Vincent Ambo fc8dc48020 Add 'third_party/abseil_cpp/' from commit '768eb2ca2857342673fcd462792ce04b8bac3fa3'
git-subtree-dir: third_party/abseil_cpp
git-subtree-mainline: ffb2ae54be
git-subtree-split: 768eb2ca28
2020-05-20 02:32:24 +01:00

50 lines
1.7 KiB
C++

//
// 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.
#ifndef ABSL_FLAGS_INTERNAL_PROGRAM_NAME_H_
#define ABSL_FLAGS_INTERNAL_PROGRAM_NAME_H_
#include <string>
#include "absl/base/config.h"
#include "absl/strings/string_view.h"
// --------------------------------------------------------------------
// Program name
namespace absl {
ABSL_NAMESPACE_BEGIN
namespace flags_internal {
// Returns program invocation name or "UNKNOWN" if `SetProgramInvocationName()`
// is never called. At the moment this is always set to argv[0] as part of
// library initialization.
std::string ProgramInvocationName();
// Returns base name for program invocation name. For example, if
// ProgramInvocationName() == "a/b/mybinary"
// then
// ShortProgramInvocationName() == "mybinary"
std::string ShortProgramInvocationName();
// Sets program invocation name to a new value. Should only be called once
// during program initialization, before any threads are spawned.
void SetProgramInvocationName(absl::string_view prog_name_str);
} // namespace flags_internal
ABSL_NAMESPACE_END
} // namespace absl
#endif // ABSL_FLAGS_INTERNAL_PROGRAM_NAME_H_