23 lines
543 B
Go
23 lines
543 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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//go:build dragonfly || freebsd || hurd || linux || netbsd || openbsd || solaris
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package runtime
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func nonblockingPipe() (r, w int32, errno int32) {
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r, w, errno = pipe2(_O_NONBLOCK | _O_CLOEXEC)
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if errno == -_ENOSYS {
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r, w, errno = pipe()
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if errno != 0 {
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return -1, -1, errno
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}
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closeonexec(r)
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setNonblock(r)
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closeonexec(w)
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setNonblock(w)
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}
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return r, w, errno
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}
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