Improve CONFIG_WORLD_USE_BODY_THREAD handling

We no longer need to do ugly ifdefs in the constructor for
Mind::Mind because we preprocess the handling for BODY and WORLD
in SmoThreadIds.

smocore/include/componentThread.h

@@ -1,14 +1,16 @@
 #ifndef SMO_COMPONENT_THREAD_H
 #define SMO_COMPONENT_THREAD_H
 
+#include <config.h>
 #include <string>
 // Include the spinscale componentThread.h which provides ComponentThread, PuppetThread, etc.
 #include <spinscale/componentThread.h>
 
 namespace smo {
 
-// Application-specific thread ID enum
-// Using regular enum (not enum class) to allow implicit conversion to ThreadId
+/* Application-specific thread ID enum
+ * Using regular enum (not enum class) to allow implicit conversion to ThreadId
+ */
 enum SmoThreadId : sscl::ThreadId
 {
 	MRNTT = 0,
@@ -16,7 +18,11 @@ enum SmoThreadId : sscl::ThreadId
 	SIMULATOR,
 	SUBCONSCIOUS,
 	BODY,
-	WORLD,
+	WORLD
+#ifdef CONFIG_WORLD_USE_BODY_THREAD
+		= BODY
+#endif
+	,
 	N_ITEMS
 };