// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// +build fuchsia

package os

import (
	"syscall"
	"syscall/zx/fdio"
)

func Pipe() (r *File, w *File, err error) {
	p0, p1, err := fdio.NewPipes()
	if err != nil {
		return nil, nil, err
	}
	r = NewFile(uintptr(syscall.OpenFDIO(p0)), "|0")
	w = NewFile(uintptr(syscall.OpenFDIO(p1)), "|1")
	// TODO CloseOnExec equivalent
	return r, w, nil
}
