lookpath

Documentation

Index

• Variables
• func LookPath(file string) (string, error)
• func LookPath2(file string, lenv Env) (string, error)
• type Env
• type Error
  • func (e *Error) Error() string

Variables

var ErrNotFound = errors.New("executable file not found in $PATH")

ErrNotFound is the error resulting if a path search failed to find an executable file.

Functions

func LookPath

func LookPath(file string) (string, error)

func LookPath2

func LookPath2(file string, lenv Env) (string, error)

LookPath searches for an executable named file in the directories named by the PATH environment variable. If file contains a slash, it is tried directly and the PATH is not consulted. The result may be an absolute path or a path relative to the current directory.

Types

type Env

type Env interface {
	Getenv(name string) string
}

type Error

type Error struct {
	Name string
	Err  error
}

func (*Error) Error

func (e *Error) Error() string