mirror of git://gcc.gnu.org/git/gcc.git
30 lines
593 B
Go
30 lines
593 B
Go
// Copyright 2017 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
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package main
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import (
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"bytes"
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"fmt"
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"io/ioutil"
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"os"
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"syscall"
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)
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func gettid() int {
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return syscall.Gettid()
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}
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func tidExists(tid int) (exists, supported bool) {
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stat, err := ioutil.ReadFile(fmt.Sprintf("/proc/self/task/%d/stat", tid))
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if os.IsNotExist(err) {
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return false, true
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}
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// Check if it's a zombie thread.
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state := bytes.Fields(stat)[2]
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return !(len(state) == 1 && state[0] == 'Z'), true
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}
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