From e4d2e04f4823c27ee58ac21efd7a002299be55af Mon Sep 17 00:00:00 2001
From: feos <feos-theos@yandex.ru>
Date: Thu, 25 Apr 2019 20:27:02 +0300
Subject: [PATCH] require HOOK_CPU definition in cpuhook.c

---
 core/debug/cpuhook.c | 8 +++++++-
 core/debug/cpuhook.h | 2 ++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/core/debug/cpuhook.c b/core/debug/cpuhook.c
index b8c5b5b..1e58835 100644
--- a/core/debug/cpuhook.c
+++ b/core/debug/cpuhook.c
@@ -2,6 +2,8 @@
  *  Genesis Plus GX
  *  CPU hooking support
  *
+ *  HOOK_CPU should be defined in a makefile or MSVC project to enable this functionality
+ *
  *  Copyright feos (2019)
  *
  *  Redistribution and use of this code or any derivative works are permitted
@@ -36,6 +38,8 @@
  *
  ****************************************************************************************/
 
+#ifdef HOOK_CPU
+
 #include <stdio.h>
 #include "cpuhook.h"
 
@@ -44,4 +48,6 @@ void(*cpu_hook)(hook_type_t type, int width, unsigned int address, unsigned int
 void set_cpu_hook(void(*hook)(hook_type_t type, int width, unsigned int address, unsigned int value))
 {
 	cpu_hook = hook;
-}
\ No newline at end of file
+}
+
+#endif /* HOOK_CPU */
\ No newline at end of file
diff --git a/core/debug/cpuhook.h b/core/debug/cpuhook.h
index 67af2c2..1fea3ec 100644
--- a/core/debug/cpuhook.h
+++ b/core/debug/cpuhook.h
@@ -2,6 +2,8 @@
  *  Genesis Plus GX
  *  CPU hooking support
  *
+ *  HOOK_CPU should be defined in a makefile or MSVC project to enable this functionality
+ *
  *  Copyright DrMefistO (2018-2019)
  *
  *  Copyright feos (2019)