From 06411d5c9e39bda41be21d56cec0f4cc21e2e612 Mon Sep 17 00:00:00 2001
From: Bernhard <bkubicek@x201.(none)>
Date: Sun, 11 Dec 2011 22:18:50 +0100
Subject: [PATCH] ultralcd can now also stop the wait loop for the hot-end m109
 heating when stopping sd prints.

---
 Marlin/Marlin.h       | 1 +
 Marlin/Marlin.pde     | 3 ++-
 Marlin/cardreader.pde | 1 +
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/Marlin/Marlin.h b/Marlin/Marlin.h
index 73ffd421a..8f9824408 100644
--- a/Marlin/Marlin.h
+++ b/Marlin/Marlin.h
@@ -131,5 +131,6 @@ extern float homing_feedrate[];
 extern bool axis_relative_modes[];
 extern float current_position[NUM_AXIS] ;
 extern float add_homeing[3];
+extern bool stop_heating_wait;
 
 #endif
diff --git a/Marlin/Marlin.pde b/Marlin/Marlin.pde
index 0a8a80c4c..4d031ea78 100644
--- a/Marlin/Marlin.pde
+++ b/Marlin/Marlin.pde
@@ -138,7 +138,7 @@ int saved_feedmultiply;
 volatile bool feedmultiplychanged=false;
 float current_position[NUM_AXIS] = {  0.0, 0.0, 0.0, 0.0};
 float add_homeing[3]={0,0,0};
-
+bool stop_heating_wait=false;
 //===========================================================================
 //=============================private variables=============================
 //===========================================================================
@@ -825,6 +825,7 @@ FORCE_INLINE void process_commands()
         }
         manage_heater();
         LCD_STATUS;
+        if(stop_heating_wait) break;
         #ifdef TEMP_RESIDENCY_TIME
             /* start/restart the TEMP_RESIDENCY_TIME timer whenever we reach target temp for the first time
               or when current temp falls outside the hysteresis after target temp was reached */
diff --git a/Marlin/cardreader.pde b/Marlin/cardreader.pde
index 735a1cdcd..2cf44e6cd 100644
--- a/Marlin/cardreader.pde
+++ b/Marlin/cardreader.pde
@@ -434,6 +434,7 @@ void CardReader::printingHasFinished()
 {
  quickStop();
  sdprinting = false;
+ stop_heating_wait=true;
  if(SD_FINISHED_STEPPERRELEASE)
  {
    //finishAndDisableSteppers();