Provide missing externs from last commit to allow unit testing

speeduino/scheduler.h

@@ -30,22 +30,22 @@ See page 136 of the processors datasheet: www.atmel.com/Images/doc2549.pdf
 #define USE_IGN_REFRESH
 #define IGNITION_REFRESH_THRESHOLD  30 //Time in uS that the refresh functions will check to ensure there is enough time before changing the end compare
 
-void (*inj1StartFunction)();
-void (*inj1EndFunction)();
-void (*inj2StartFunction)();
-void (*inj2EndFunction)();
-void (*inj3StartFunction)();
-void (*inj3EndFunction)();
-void (*inj4StartFunction)();
-void (*inj4EndFunction)();
-void (*inj5StartFunction)();
-void (*inj5EndFunction)();
-void (*inj6StartFunction)();
-void (*inj6EndFunction)();
-void (*inj7StartFunction)();
-void (*inj7EndFunction)();
-void (*inj8StartFunction)();
-void (*inj8EndFunction)();
+extern void (*inj1StartFunction)();
+extern void (*inj1EndFunction)();
+extern void (*inj2StartFunction)();
+extern void (*inj2EndFunction)();
+extern void (*inj3StartFunction)();
+extern void (*inj3EndFunction)();
+extern void (*inj4StartFunction)();
+extern void (*inj4EndFunction)();
+extern void (*inj5StartFunction)();
+extern void (*inj5EndFunction)();
+extern void (*inj6StartFunction)();
+extern void (*inj6EndFunction)();
+extern void (*inj7StartFunction)();
+extern void (*inj7EndFunction)();
+extern void (*inj8StartFunction)();
+extern void (*inj8EndFunction)();
 
 void initialiseSchedulers();
 void setFuelSchedule1(unsigned long timeout, unsigned long duration);

speeduino/scheduler.ino

@@ -26,6 +26,23 @@ Schedule ignitionSchedule6;
 Schedule ignitionSchedule7;
 Schedule ignitionSchedule8;
 
+void (*inj1StartFunction)();
+void (*inj1EndFunction)();
+void (*inj2StartFunction)();
+void (*inj2EndFunction)();
+void (*inj3StartFunction)();
+void (*inj3EndFunction)();
+void (*inj4StartFunction)();
+void (*inj4EndFunction)();
+void (*inj5StartFunction)();
+void (*inj5EndFunction)();
+void (*inj6StartFunction)();
+void (*inj6EndFunction)();
+void (*inj7StartFunction)();
+void (*inj7EndFunction)();
+void (*inj8StartFunction)();
+void (*inj8EndFunction)();
+
 void initialiseSchedulers()
 {
     //nullSchedule.Status = OFF;

test/tests/test_schedules/test_accuracy_timeout.cpp

@@ -3,6 +3,7 @@
 #include <unity.h>
 
 #include "scheduler.h"
+#include "scheduledIO.h"
 
 #define TIMEOUT 1000
 #define DURATION 1000