1// Copyright 2016 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5//go:build plan9
6
7package os
8
9import (
10	"internal/itoa"
11	"syscall"
12)
13
14func executable() (string, error) {
15	fn := "/proc/" + itoa.Itoa(Getpid()) + "/text"
16	f, err := Open(fn)
17	if err != nil {
18		return "", err
19	}
20	defer f.Close()
21	return syscall.Fd2path(int(f.Fd()))
22}
23