1// Copyright 2011 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 aix darwin dragonfly solaris
6
7package syscall
8
9// Try to open a pipe with O_CLOEXEC set on both file descriptors.
10func forkExecPipe(p []int) error {
11	err := Pipe(p)
12	if err != nil {
13		return err
14	}
15	_, err = fcntl(p[0], F_SETFD, FD_CLOEXEC)
16	if err != nil {
17		return err
18	}
19	_, err = fcntl(p[1], F_SETFD, FD_CLOEXEC)
20	return err
21}
22