| // 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 | |
| } |