aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/restricted/abseil-cpp/absl/flags/internal/program_name.h
blob: 2ded360ccc55fe4688341fc1d8799a59edb390ce (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
// 
//  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_