Update C headers to be C++

include/PSX/jabyengine_defines.hpp

@@ -0,0 +1,24 @@
+#pragma once
+#include "../stddef.hpp"
+
+#define __used          __attribute__((used))
+#define __no_align      __attribute__((packed))
+#define __no_inline     __attribute__((noinline))
+#define __no_return     __attribute__((noreturn))
+#define __always_inline __attribute__((always_inline))
+#define __section(name) __attribute__((section(name)))
+#define __collect(...) __VA_ARGS__
+
+#ifndef __friends
+    #define __friends private
+#endif //!__friends
+
+#ifdef __cplusplus
+    #define __constexpr constexpr
+    #define START_C_FUNCTIONS extern "C" {
+    #define END_C_FUNCTIONS }
+#else
+    #define __constexpr
+    #define START_C_FUNCTIONS
+    #define END_C_FUNCTIONS
+#endif