ObjFW  Diff

extern void objc_dtable_set(struct objc_dtable *_Nonnull, uint32_t,
    IMP _Nullable);
extern void objc_dtable_free(struct objc_dtable *_Nonnull);
extern void objc_dtable_cleanup(void);
extern void objc_init_static_instances(struct objc_symtab *_Nonnull);
extern void objc_forget_pending_static_instances(void);
extern void objc_zero_weak_references(id _Nonnull);
extern Class _Nullable object_getTaggedPointerClass(id _Nonnull);
#ifdef OF_HAVE_THREADS
extern void objc_global_mutex_lock(void);
extern void objc_global_mutex_unlock(void);
extern void objc_global_mutex_free(void);
#else
# define objc_global_mutex_lock()
# define objc_global_mutex_unlock()

# if defined(OF_X86_64) || defined(OF_X86) || defined(OF_POWERPC) || \
    defined(OF_ARM64) || defined(OF_ARM) || \
    defined(OF_MIPS64_N64) || defined(OF_MIPS) || \
    defined(OF_SPARC64) || defined(OF_SPARC)
#  define OF_ASM_LOOKUP
# endif
#elif defined(OF_MACH_O)
# if defined(OF_X86_64)
#  define OF_ASM_LOOKUP
# endif
#elif defined(OF_WINDOWS)
# if defined(OF_X86_64) || defined(OF_X86)
#  define OF_ASM_LOOKUP
# endif
#endif