// Copyright 2016 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. | |
package os | |
import "syscall" | |
var initCwd, initCwdErr = Getwd() | |
func executable() (string, error) { | |
path, err := syscall.Getexecname() | |
if err != nil { | |
return path, err | |
} | |
if len(path) > 0 && path[0] != '/' { | |
if initCwdErr != nil { | |
return path, initCwdErr | |
} | |
if len(path) > 2 && path[0:2] == "./" { | |
// skip "./" | |
path = path[2:] | |
} | |
return initCwd + "/" + path, nil | |
} | |
return path, nil | |
} |