1 // Copyright 2017 The Go Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style
3 // license that can be found in the LICENSE file.
5 // +build freebsd netbsd openbsd
11 // Pipe returns a connected pair of Files; reads from r return bytes written to w.
12 // It returns the files and an error, if any.
13 func Pipe() (r *File, w *File, err error) {
16 e := syscall.Pipe2(p[0:], syscall.O_CLOEXEC)
18 return nil, nil, NewSyscallError("pipe", e)
21 return newFile(uintptr(p[0]), "|0", kindPipe), newFile(uintptr(p[1]), "|1", kindPipe), nil