Test time difference in safe way

2016-04-10 15:55:12 -07:00
parent 562e281c73
commit 386140f361
9 changed files with 60 additions and 57 deletions
--- a/Marlin/cardreader.cpp
+++ b/Marlin/cardreader.cpp
@ -508,7 +508,7 @@ void CardReader::write_command(char *buf) {
 }

 void CardReader::checkautostart(bool force) {
-  if (!force && (!autostart_stilltocheck || next_autostart_ms < millis()))
+  if (!force && (!autostart_stilltocheck || ELAPSED(millis(), next_autostart_ms)))
    return;

  autostart_stilltocheck = false;