Files
docker-cli/components/engine/pkg/term/winsize.go
Tobias Klauser 2be7b6733b pkg/term: use IoctlGetWinsize/IoctlSetWinsize from golang.org/x/sys/unix
Use unix.IoctlGetWinsize and unix.IoctlSetWinsize instead of manually
reimplementing them.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Upstream-commit: 32dfc0cb64992aa5e208273658b6e404268c63f4
Component: engine
2017-09-01 14:43:09 +02:00

21 lines
644 B
Go

// +build !solaris,!windows
package term
import (
"golang.org/x/sys/unix"
)
// GetWinsize returns the window size based on the specified file descriptor.
func GetWinsize(fd uintptr) (*Winsize, error) {
uws, err := unix.IoctlGetWinsize(int(fd), unix.TIOCGWINSZ)
ws := &Winsize{Height: uws.Row, Width: uws.Col, x: uws.Xpixel, y: uws.Ypixel}
return ws, err
}
// SetWinsize tries to set the specified window size for the specified file descriptor.
func SetWinsize(fd uintptr, ws *Winsize) error {
uws := &unix.Winsize{Row: ws.Height, Col: ws.Width, Xpixel: ws.x, Ypixel: ws.y}
return unix.IoctlSetWinsize(int(fd), unix.TIOCSWINSZ, uws)
}