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37 lines
910 B
37 lines
910 B
7 years ago
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// Copyright 2012 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build linux netbsd openbsd solaris dragonfly
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package osext
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import (
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"errors"
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"fmt"
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"os"
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"runtime"
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"strings"
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)
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func executable() (string, error) {
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switch runtime.GOOS {
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case "linux":
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const deletedTag = " (deleted)"
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execpath, err := os.Readlink("/proc/self/exe")
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if err != nil {
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return execpath, err
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}
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execpath = strings.TrimSuffix(execpath, deletedTag)
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execpath = strings.TrimPrefix(execpath, deletedTag)
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return execpath, nil
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case "netbsd":
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return os.Readlink("/proc/curproc/exe")
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case "openbsd", "dragonfly":
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return os.Readlink("/proc/curproc/file")
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case "solaris":
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return os.Readlink(fmt.Sprintf("/proc/%d/path/a.out", os.Getpid()))
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}
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return "", errors.New("ExecPath not implemented for " + runtime.GOOS)
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}
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