X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/73f82c7e8eb6a009248f4ea6360b2182d06f55e2..8b55eeeb70be4b4ff3dd4694013bdb1a9f668bc6:/src/termchar.h

diff --git a/src/termchar.h b/src/termchar.h
index 11cea34df2..feb89e02d0 100644
--- a/src/termchar.h
+++ b/src/termchar.h
@@ -194,6 +194,28 @@ struct tty_display_info
   /* Nonzero means use ^S/^Q for flow control.  */
 
   unsigned flow_control : 1;
+
+  /* Non-zero means we are displaying a TTY menu on this tty.  */
+  unsigned showing_menu : 1;
+
+  /* Nonzero means spaces in the text must actually be output;
+     can't just skip over some columns to leave them blank.  */
+  unsigned must_write_spaces : 1;
+
+  /* Nonzero if TTY can insert and delete lines.  */
+  unsigned line_ins_del_ok : 1;
+
+  /* Nonzero if TTY can insert and delete chars.  */
+  unsigned char_ins_del_ok : 1;
+
+  /* Nonzero if TTY supports setting the scroll window.  */
+  unsigned scroll_region_ok : 1;
+
+  /* Nonzero if TTY remembers lines scrolled off bottom.  */
+  unsigned memory_below_frame : 1;
+
+  /* Cost of setting the scroll window, measured in characters.  */
+  int scroll_region_cost;	
 };
 
 /* A chain of structures for all tty devices currently in use. */