--- react-1.2.0.old/test/breakout.ml 2014-08-24 00:03:34.000000000 +0100
+++ react-1.2.0/test/breakout.ml 2017-11-17 15:04:10.473486674 +0000
@@ -136,9 +136,9 @@
let time, send_time = E.create ()
let key, send_key = E.create ()
let gather () = (* updates primitive events. *)
- let c = " " in
+ let c = Bytes.of_string " " in
let i = Unix.stdin in
- let input_char i = ignore (Unix.read i c 0 1); c.[0] in
+ let input_char i = ignore (Unix.read i c 0 1); Bytes.get c 0 in
let dt = 0.1 in
while true do
if Unix.select [i] [] [] dt = ([i], [], []) then send_key (input_char i);