| // Copyright 2012 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| // Extensions to the standard "os" package. |
| package osext // import "github.com/kardianos/osext" |
| |
| import "path/filepath" |
| |
| var cx, ce = executableClean() |
| |
| func executableClean() (string, error) { |
| p, err := executable() |
| return filepath.Clean(p), err |
| } |
| |
| // Executable returns an absolute path that can be used to |
| // re-invoke the current program. |
| // It may not be valid after the current program exits. |
| func Executable() (string, error) { |
| return cx, ce |
| } |
| |
| // Returns same path as Executable, returns just the folder |
| // path. Excludes the executable name and any trailing slash. |
| func ExecutableFolder() (string, error) { |
| p, err := Executable() |
| if err != nil { |
| return "", err |
| } |
| |
| return filepath.Dir(p), nil |
| } |