exec

type Cmd struct {
	// Path is the path of the command to run.
	//
	// This is the only field that must be set to a non-zero
	// value. If Path is relative, it is evaluated relative
	// to Dir.
	Path string

	// Args holds command line arguments, including the command as Args[0].
	// If the Args field is empty or nil, Run uses {Path}.
	//
	// In typical use, both Path and Args are set by calling Command.
	Dir    string
	Args   []string
	Env    []string
	Stdin  io.Reader
	Stdout io.Writer
	Stderr io.Writer

	Cancel       func() error
	WaitDelay    time.Duration
	Process      process
	ProcessState *processState
	// contains filtered or unexported fields
}

type ExitError = exec.ExitError

type Signal = os.Signal