mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
synced 2025-10-31 02:08:13 +00:00
b5dd78da3d
Main upgrades: - github.com/opencontainers/runc v1.0.0-rc93 - github.com/containerd/containerd v1.4.4 - github.com/docker/docker v20.10.2 - github.com/mrunalp/fileutils v0.5.0 - github.com/opencontainers/selinux v1.8.0 - github.com/cilium/ebpf v0.2.0
45 lines
1.2 KiB
Go
45 lines
1.2 KiB
Go
/*
|
|
Copyright The containerd Authors.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package console
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
|
|
"golang.org/x/sys/unix"
|
|
)
|
|
|
|
const (
|
|
cmdTcGet = unix.TCGETS
|
|
cmdTcSet = unix.TCSETS
|
|
)
|
|
|
|
// unlockpt unlocks the slave pseudoterminal device corresponding to the master pseudoterminal referred to by f.
|
|
// unlockpt should be called before opening the slave side of a pty.
|
|
func unlockpt(f *os.File) error {
|
|
return unix.IoctlSetPointerInt(int(f.Fd()), unix.TIOCSPTLCK, 0)
|
|
}
|
|
|
|
// ptsname retrieves the name of the first available pts for the given master.
|
|
func ptsname(f *os.File) (string, error) {
|
|
u, err := unix.IoctlGetInt(int(f.Fd()), unix.TIOCGPTN)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
return fmt.Sprintf("/dev/pts/%d", u), nil
|
|
}
|