NSTask $Revision$ $Date$ NSTask Foundation/NSTask.h NSObject launchedTaskWithLaunchPath: path arguments: arguments arguments currentDirectoryPath environment init interrupt isRunning launch launchPath setArguments: arguments setCurrentDirectoryPath: path setEnvironment: environmentDictionary setLaunchPath: path setStandardError: file setStandardInput: file setStandardOutput: file standardError standardInput standardOutput terminate terminationStatus waitUntilExit