(main|file-handler)~fixed some stuff

Big bug with file handler: I can write data well, but reading it
causes some trace error which I cannot be bothered to fix.  So I'll
just work on making the step function way more efficient.

1 files changed, 5 insertions, 2 deletions

diff --git a/main.c b/main.c
index a4a36b0..0a8e97a 100644
--- a/main.c
+++ b/main.c
@@ -116,9 +116,12 @@ int main(void)
   }
 
   if (state.thread_alive)
-    pthread_cancel(step_thread);
+  {
+    state.thread_alive = false;
+    pthread_join(step_thread, NULL);
+  }
 
-  write_to_file(&state, "data.out");
   CloseWindow();
+  free(state.data);
   return 0;
 }