Move G38 to cpp

Marlin/src/Marlin.cpp

  ***************** GCode Handlers *****************
  **************************************************/
 
-#if ENABLED(G38_PROBE_TARGET)
-  #include "gcode/probe/G38.h"
-#endif
-
 #if HAS_MESH
   #include "gcode/probe/G42.h"
 #endif

Marlin/src/gcode/gcode.cpp

 //
 // Placeholders for non-migrated codes
 //
-extern void gcode_G38(bool is_38_2);
 extern void gcode_G42();
 extern void gcode_G92();
 extern void gcode_M0_M1();
       #if ENABLED(G38_PROBE_TARGET)
         case 38: // G38.2 & G38.3
           if (parser.subcode == 2 || parser.subcode == 3)
-            gcode_G38(parser.subcode == 2);
+            G38(parser.subcode == 2);
           break;
       #endif
 

Marlin/src/gcode/gcode.h

   #endif
 
   #if ENABLED(G38_PROBE_TARGET)
-    static void G38(bool is_38_2);
+    static void G38(const bool is_38_2);
   #endif
 
   #if HAS_MESH

Marlin/src/gcode/probe/G38.h → Marlin/src/gcode/probe/G38.cpp

  *
  */
 
+#include "../../inc/MarlinConfig.h"
+
+#if ENABLED(G38_PROBE_TARGET)
+
 #include "../gcode.h"
 
+#include "../../module/endstops.h"
+#include "../../module/motion.h"
+#include "../../module/stepper.h"
+#include "../../module/probe.h"
+
 static bool G38_run_probe() {
 
   bool G38_pass_fail = false;
  *
  * Like G28 except uses Z min probe for all axes
  */
-void gcode_G38(bool is_38_2) {
+void GcodeSuite::G38(const bool is_38_2) {
   // Get X Y Z E F
-  gcode.get_destination_from_command();
+  get_destination_from_command();
 
   setup_for_endstop_or_probe_move();
 
 
   clean_up_after_endstop_or_probe_move();
 }
+
+#endif // G38_PROBE_TARGET