sh: Check to make sure we have a stream struct before continuing

Fixes issue #17.
fox32-arch · Jul 14, 2023 · 0059493 · 0059493
1 parent ca80270
commit 0059493
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/applications/sh/main.asm b/applications/sh/main.asm
@@ -7,6 +7,8 @@ const SET_COLOR:   0xF2
 const REDRAW_LINE: 0xFE
 
     pop [shell_stream_struct_ptr]
+    cmp [shell_stream_struct_ptr], 0
+    ifz call end_current_task
 
 shell_task_return:
     cmp.8 [shell_redirect_next], 0