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moby--moby/pkg/term/winsize.go
Yong Tang 4785f1a7ab Remove solaris build tag and `contrib/mkimage/solaris
Signed-off-by: Yong Tang <yong.tang.github@outlook.com>
2017-11-02 00:01:46 +00:00

20 lines
635 B
Go

// +build !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)
}