(struct glyph_matrix): Add buffer, begv, and zv.

diff --git a/src/dispextern.h b/src/dispextern.h
index 4194d61db909843932e3d6f21f5e08fed0b30692..a8c02390ccf8a3c3fa7b2dfcc09e4dbc82e6ad93 100644 (file)
--- a/src/dispextern.h
+++ b/src/dispextern.h
@@ -464,6 +464,12 @@ struct glyph_matrix
   /* A string identifying the method used to display the matrix.  */
   char method[512];
 #endif
+
+  /* The buffer this matrix displays.  Set in redisplay_internal.  */
+  struct buffer *buffer;
+
+  /* Values of BEGV and ZV as of last redisplay.  */
+  int begv, zv;
 };