aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/go/_std_1.18/src/syscall/forkpipe.go
blob: 6f7d29ce67aea1597649d08e1eeed3f4506531ed (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
// Copyright 2011 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.

//go:build aix || darwin || solaris

package syscall

// Try to open a pipe with O_CLOEXEC set on both file descriptors.
func forkExecPipe(p []int) error {
	err := Pipe(p)
	if err != nil {
		return err
	}
	_, err = fcntl(p[0], F_SETFD, FD_CLOEXEC)
	if err != nil {
		return err
	}
	_, err = fcntl(p[1], F_SETFD, FD_CLOEXEC)
	return err
}