(struct glyph_row): Add flag mouse_face_p.

diff --git a/src/dispextern.h b/src/dispextern.h
index a50d30877e45e3b11f984e27508c4f53cf34281e..2fa2bf0caea7b554953cb0a3878da01bf455d2a3 100644 (file)
--- a/src/dispextern.h
+++ b/src/dispextern.h
@@ -686,6 +686,9 @@ struct glyph_row
   /* 1 in a current row means this row overlaps others.  */
   unsigned overlapping_p : 1;
 
+  /* 1 means some glyphs in this row are displayed in mouse-face.  */
+  unsigned mouse_face_p : 1;
+
   /* Continuation lines width at the start of the row.  */
   int continuation_lines_width;
 };