29 lines
613 B
Go
29 lines
613 B
Go
// 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 "errors"
|
|
|
|
var executablePath string // set by ../runtime/os_darwin.go
|
|
|
|
var initCwd, initCwdErr = Getwd()
|
|
|
|
func executable() (string, error) {
|
|
ep := executablePath
|
|
if len(ep) == 0 {
|
|
return ep, errors.New("cannot find executable path")
|
|
}
|
|
if ep[0] != '/' {
|
|
if initCwdErr != nil {
|
|
return ep, initCwdErr
|
|
}
|
|
if len(ep) > 2 && ep[0:2] == "./" {
|
|
// skip "./"
|
|
ep = ep[2:]
|
|
}
|
|
ep = initCwd + "/" + ep
|
|
}
|
|
return ep, nil
|
|
}
|