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30 lines
632 B
Go
30 lines
632 B
Go
// Copyright 2019 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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package syscall
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// This is a stripped down version of sysSocket from net/sock_cloexec.go.
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func cloexecSocket(family, sotype, proto int) (int, error) {
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s, err := Socket(family, sotype|SOCK_CLOEXEC, proto)
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switch err {
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case nil:
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return s, nil
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default:
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return -1, err
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case EINVAL:
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}
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ForkLock.RLock()
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s, err = Socket(family, sotype, proto)
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if err == nil {
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CloseOnExec(s)
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}
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ForkLock.RUnlock()
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if err != nil {
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Close(s)
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return -1, err
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}
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return s, nil
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}
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