|  | // Copyright 2019 The Chromium Authors | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | #ifndef FUCHSIA_WEB_COMMON_INIT_LOGGING_H_ | 
|  | #define FUCHSIA_WEB_COMMON_INIT_LOGGING_H_ | 
|  |  | 
|  | #include <string_view> | 
|  |  | 
|  | namespace base { | 
|  | class CommandLine; | 
|  | } | 
|  |  | 
|  | // Configures logging for the current process based on the supplied | 
|  | // |command_line|. Returns false if a logging output stream could not | 
|  | // be created. | 
|  | bool InitLoggingFromCommandLine(const base::CommandLine& command_line); | 
|  |  | 
|  | // Same as InitLoggingFromCommandLine but defaults to "stderr" if the logging | 
|  | // target is not specified. | 
|  | bool InitLoggingFromCommandLineDefaultingToStderrForTest( | 
|  | base::CommandLine* command_line); | 
|  |  | 
|  | // Emits an INFO log indicating that |component_name| is starting along with the | 
|  | // version. Call during the startup of a Fuchsia Component (e.g., in main()) | 
|  | // after InitLoggingFromCommandLine() succeeds. | 
|  | void LogComponentStartWithVersion(std::string_view component_name); | 
|  |  | 
|  | #endif  // FUCHSIA_WEB_COMMON_INIT_LOGGING_H_ |