blob: cfa3e5f391e0681786591103ea6f9392854dc00a [file] [log] [blame]
package pty
import "os"
// InheritSize applies the terminal size of pty to tty. This should be run
// in a signal handler for syscall.SIGWINCH to automatically resize the tty when
// the pty receives a window size change notification.
func InheritSize(pty, tty *os.File) error {
size, err := GetsizeFull(pty)
if err != nil {
return err
return Setsize(tty, size)
// Getsize returns the number of rows (lines) and cols (positions
// in each line) in terminal t.
func Getsize(t *os.File) (rows, cols int, err error) {
ws, err := GetsizeFull(t)
if err != nil {
return 0, 0, err
return int(ws.Rows), int(ws.Cols), nil