1 files changed, 14 insertions, 5 deletions
diff --git a/vendor/github.com/vbauerster/mpb/v5/cwriter/writer_windows.go b/vendor/github.com/vbauerster/mpb/v5/cwriter/writer_windows.go
index 712528900..7a3ed5bcc 100644
--- a/vendor/github.com/vbauerster/mpb/v5/cwriter/writer_windows.go
+++ b/vendor/github.com/vbauerster/mpb/v5/cwriter/writer_windows.go
@@ -14,7 +14,6 @@ var (
 	procGetConsoleScreenBufferInfo = kernel32.NewProc("GetConsoleScreenBufferInfo")
 	procSetConsoleCursorPosition   = kernel32.NewProc("SetConsoleCursorPosition")
 	procFillConsoleOutputCharacter = kernel32.NewProc("FillConsoleOutputCharacterW")
-	procFillConsoleOutputAttribute = kernel32.NewProc("FillConsoleOutputAttribute")
 )
 
 type coord struct {
@@ -41,8 +40,9 @@ func (w *Writer) clearLines() {
 	if !w.isTerminal {
 		fmt.Fprintf(w.out, cuuAndEd, w.lineCount)
 	}
-	var info consoleScreenBufferInfo
-	procGetConsoleScreenBufferInfo.Call(w.fd, uintptr(unsafe.Pointer(&info)))
+
+	info := new(consoleScreenBufferInfo)
+	procGetConsoleScreenBufferInfo.Call(w.fd, uintptr(unsafe.Pointer(info)))
 
 	info.cursorPosition.y -= int16(w.lineCount)
 	if info.cursorPosition.y < 0 {
@@ -51,10 +51,19 @@ func (w *Writer) clearLines() {
 	procSetConsoleCursorPosition.Call(w.fd, uintptr(uint32(uint16(info.cursorPosition.y))<<16|uint32(uint16(info.cursorPosition.x))))
 
 	// clear the lines
-	cursor := coord{
+	cursor := &coord{
 		x: info.window.left,
 		y: info.cursorPosition.y,
 	}
 	count := uint32(info.size.x) * uint32(w.lineCount)
-	procFillConsoleOutputCharacter.Call(w.fd, uintptr(' '), uintptr(count), *(*uintptr)(unsafe.Pointer(&cursor)), uintptr(unsafe.Pointer(new(uint32))))
+	procFillConsoleOutputCharacter.Call(w.fd, uintptr(' '), uintptr(count), *(*uintptr)(unsafe.Pointer(cursor)), uintptr(unsafe.Pointer(new(uint32))))
+}
+
+// GetSize returns the visible dimensions of the given terminal.
+//
+// These dimensions don't include any scrollback buffer height.
+func GetSize(fd uintptr) (width, height int, err error) {
+	info := new(consoleScreenBufferInfo)
+	procGetConsoleScreenBufferInfo.Call(fd, uintptr(unsafe.Pointer(info)))
+	return int(info.window.right - info.window.left), int(info.window.bottom - info.window.top), nil
 }