// GetProcFromFile utilizes GetPidFromFile to create a os.Process handle for
// the pid contained in the given pid file.
GetProcFromFile utilizes GetPidFromFile to create a os.Process handle for
the pid contained in the given pid file.
// GetProcFromFile utilizes GetPidFromFile to create a os . Process handle for // the pid contained in the given pid file .
func GetProcFromFile(filename string) (*os.Process, error) {
	var (
		pid  int
		err  error
		proc *os.Process
	)
	if pid, err = GetPidFromFile(filename); err != nil {
		return nil, err
	}
	if proc, err = os.FindProcess(pid); err != nil {
		return nil, err
	}
	if err = proc.Signal(syscall.Signal(0)); err != nil {
		return nil, err
	}
	return proc, nil
}
func GetProcFromFile ( filename string ) ( * os . Process , error ) { var ( pid int err error proc * os . Process ) if pid , err = GetPidFromFile ( filename ) ; err != nil { return nil , err } if proc , err = os . FindProcess ( pid ) ; err != nil { return nil , err } if err = proc . Signal ( syscall . Signal ( 0 ) ) ; err != nil { return nil , err } return proc , nil }
GetProcFromFile utilizes GetPidFromFile to create a os.Process handle for
the pid contained in the given pid file.
GetProcFromFile utilizes GetPidFromFile to create a os . Process handle for the pid contained in the given pid file .
// FindProcess always returns a proc on unix // Try to signal the process to check if it is running