| // 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. |
| |
| // +build !go1.8,android !go1.8,linux !go1.8,netbsd !go1.8,solaris !go1.8,dragonfly |
| |
| package osext |
| |
| import ( |
| "errors" |
| "fmt" |
| "os" |
| "runtime" |
| "strings" |
| ) |
| |
| func executable() (string, error) { |
| switch runtime.GOOS { |
| case "linux", "android": |
| const deletedTag = " (deleted)" |
| execpath, err := os.Readlink("/proc/self/exe") |
| if err != nil { |
| return execpath, err |
| } |
| execpath = strings.TrimSuffix(execpath, deletedTag) |
| execpath = strings.TrimPrefix(execpath, deletedTag) |
| return execpath, nil |
| case "netbsd": |
| return os.Readlink("/proc/curproc/exe") |
| case "dragonfly": |
| return os.Readlink("/proc/curproc/file") |
| case "solaris": |
| return os.Readlink(fmt.Sprintf("/proc/%d/path/a.out", os.Getpid())) |
| } |
| return "", errors.New("ExecPath not implemented for " + runtime.GOOS) |
| } |
