struct frame *previous_frame;
int previous_color_mode;
+#ifdef MSDOS
+ /* These variables describe the range of text currently shown in its
+ mouse-face, together with the window they apply to. As long as
+ the mouse stays within this range, we need not redraw anything on
+ its account. Rows and columns are glyph matrix positions in
+ MOUSE_FACE_WINDOW. */
+ int mouse_face_beg_row, mouse_face_beg_col;
+ int mouse_face_end_row, mouse_face_end_col;
+ int mouse_face_past_end;
+ Lisp_Object mouse_face_window;
+ int mouse_face_face_id;
+
+ /* 1 if a mouse motion event came and we didn't handle it right away because
+ gc was in progress. */
+ int mouse_face_deferred_gc;
+
+ /* FRAME and X, Y position of mouse when last checked for
+ highlighting. X and Y can be negative or out of range for the frame. */
+ struct frame *mouse_face_mouse_frame;
+ int mouse_face_mouse_x, mouse_face_mouse_y;
+
+ /* Nonzero means defer mouse-motion highlighting. */
+ int mouse_face_defer;
+
+ /* Nonzero means that the mouse highlight should not be shown. */
+ int mouse_face_hidden;
+#endif /* !MSDOS */
+
/* Strings, numbers and flags taken from the termcap entry. */
char *TS_ins_line; /* "al" */
#define FRAME_TTY(f) \
- ((f)->output_method == output_termcap \
+ (((f)->output_method == output_termcap \
+ || (f)->output_method == output_msdos_raw) \
? (f)->terminal->display_info.tty \
: (abort(), (struct tty_display_info *) 0))