ObjFW  Diff

#include <stdint.h>

#ifndef __has_feature
# define __has_feature(x) 0
#endif

#if __has_feature(objc_arc)
# define OBJC_UNSAFE_UNRETAINED __unsafe_unretained
# define OBJC_BRIDGE __bridge
#else
# define OBJC_UNSAFE_UNRETAINED
# define OBJC_BRIDGE
#endif

typedef struct objc_class *Class;
typedef struct objc_object *id;
typedef const struct objc_selector *SEL;
typedef signed char BOOL;

struct objc_selector {
	uintptr_t uid;
	const char *types;
};

struct objc_super {
	OBJC_UNSAFE_UNRETAINED id self;
	Class cls;
};

struct objc_method {
	struct objc_selector sel;
	IMP imp;
};

#else
} Protocol;
#endif

struct objc_protocol_list {
	struct objc_protocol_list *next;
	long count;
	OBJC_UNSAFE_UNRETAINED Protocol *list[1];
};

#define Nil (Class)0
#define nil (id)0
#define YES (BOOL)1
#define NO  (BOOL)0

{
	return class_getName(object_getClass(obj));
}

static inline BOOL
class_isMetaClass(Class cls_)
{
	struct objc_class *cls = (OBJC_BRIDGE struct objc_class*)cls_;

	return (cls->info & OBJC_CLASS_INFO_METACLASS);
}

#undef OBJC_UNSAFE_UNRETAINED
#undef OBJC_BRIDGE

#endif