Source file src/pkg/os/pipe2_bsd.go

     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.
     4	
     5	// +build freebsd netbsd openbsd
     6	
     7	package os
     8	
     9	import "syscall"
    10	
    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) {
    14		var p [2]int
    15	
    16		e := syscall.Pipe2(p[0:], syscall.O_CLOEXEC)
    17		if e != nil {
    18			return nil, nil, NewSyscallError("pipe", e)
    19		}
    20	
    21		return newFile(uintptr(p[0]), "|0", kindPipe), newFile(uintptr(p[1]), "|1", kindPipe), nil
    22	}
    23	

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