fix broken arrow keypresses after shelling out

Signed-off-by: Edward Z. Yang <ezyang@mit.edu>

diff --git a/lib/sup/buffer.rb b/lib/sup/buffer.rb
index 8eedf9697c26f1aa94c8a6769aa4f7c9e5752406..5f52d1dff53ab62f80c008a7a25b6a84505e308c 100644 (file)
--- a/lib/sup/buffer.rb
+++ b/lib/sup/buffer.rb
@@ -723,6 +723,7 @@ EOS
     Ncurses.sync do
       Ncurses.endwin
       system command
+      Ncurses.stdscr.keypad 1
       Ncurses.refresh
       Ncurses.curs_set 0
     end