ObjFW  Diff

#import "instance.h"
#if defined(OF_ATOMIC_OPS)
# import "atomic.h"
#elif defined(OF_THREADS)
# import "threading.h"
#endif

#if defined(OF_APPLE_RUNTIME) && defined(__x86_64__)
extern id of_forward(id, SEL, ...);
extern struct stret of_forward_stret(id, SEL, ...);
#endif

struct pre_ivar {
	int32_t retainCount;
	struct pre_mem *firstMem, *lastMem;
#if !defined(OF_ATOMIC_OPS) && defined(OF_THREADS)
	of_spinlock_t retainCountSpinlock;
#endif

enumeration_mutation_handler(id object)
{
	@throw [OFEnumerationMutationException
	    exceptionWithClass: [object class]
			object: object];
}

#ifdef OF_OBJFW_RUNTIME
static id
method_not_found_handler(id obj, SEL sel, ...)
void
of_method_not_found(id obj, SEL sel)
{
	fprintf(stderr, "Runtime error: Selector %s is not implemented in "
	    "class %s!\n", sel_getName(sel),
	    class_getName(object_getClass(obj)));
	abort();
}

#ifdef OF_OBJFW_RUNTIME
static IMP
forward_handler(id obj, SEL sel)
{
	id target;

	/* Try resolveClassMethod:/resolveInstanceMethod: */
	if (class_isMetaClass(object_getClass(obj))) {
		if ([obj respondsToSelector: @selector(resolveClassMethod:)] &&
		    [obj resolveClassMethod: sel]) {
			if (![obj respondsToSelector: sel]) {
				fprintf(stderr, "Runtime error: [%s "
				    "resolveClassMethod: %s] returned YES "

			}

			return objc_msg_lookup(obj, sel);
		}
	}

	/* Try forwardingTargetForSelector: */
	if (class_respondsToSelector(object_getClass(obj),
	    @selector(forwardingTargetForSelector:))) {
	target = [obj forwardingTargetForSelector: sel];
		id target = [obj forwardingTargetForSelector: sel];

	if (target != obj && target != nil)
		return objc_msg_lookup(target, sel);

	return method_not_found_handler;
		if (target != obj && target != nil)
			return objc_msg_lookup(target, sel);
	}

	of_method_not_found(obj, sel);
	return NULL;
}
#endif

#ifndef HAVE_OBJC_ENUMERATIONMUTATION
void
objc_enumerationMutation(id object)
{

@implementation OFObject
+ (void)load
{
#if !defined(OF_APPLE_RUNTIME) || defined(__OBJC2__)
	objc_setUncaughtExceptionHandler(uncaught_exception_handler);
#endif

#ifdef OF_OBJFW_RUNTIME
#if defined(OF_OBJFW_RUNTIME)
	objc_forward_handler = forward_handler;
#elif defined(OF_APPLE_RUNTIME)
# ifdef __x86_64__
	objc_setForwardHandler(of_forward, of_forward_stret);
# endif
#endif

#ifdef HAVE_OBJC_ENUMERATIONMUTATION
	objc_setEnumerationMutationHandler(enumeration_mutation_handler);
#endif

#if defined(_WIN32)