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package console
import (
"fmt"
"os"
"golang.org/x/sys/unix"
)
const (
cmdTcGet = unix.TIOCGETA
cmdTcSet = unix.TIOCSETA
)
// 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.
// This does not exist on FreeBSD, it does not allocate controlling terminals on open
func unlockpt(f *os.File) error {
return nil
}
// ptsname retrieves the name of the first available pts for the given master.
func ptsname(f *os.File) (string, error) {
n, err := unix.IoctlGetInt(int(f.Fd()), unix.TIOCGPTN)
if err != nil {
return "", err
}
return fmt.Sprintf("/dev/pts/%d", n), nil
}
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