ObjFW  Diff

	do {								\
		if OF_UNLIKELY (!(cond))				\
			objc_error("ObjFWRT @ " __FILE__ ":"		\
			    OF_STRINGIFY(__LINE__),			\
			    "Failed to ensure condition:\n" #cond);	\
	} while(0)
#else
@class OFConstantString;
extern void OFLog(OFConstantString *_Nonnull, ...);
# define OFEnsure(cond)							\
	do {								\
		if OF_UNLIKELY (!(cond)) {				\
			fprintf(stderr, "Failed to ensure condition "	\
			    "in " __FILE__ ":%d:\n" #cond "\n",		\
			OFLog(@"Failed to ensure condition in "		\
			    @__FILE__ ":%d: " @#cond, __LINE__);	\
			    __LINE__);					\
			abort();					\
		}							\
	} while (0)
#endif

#define OF_UNRECOGNIZED_SELECTOR OFMethodNotFound(self, _cmd);
#if __has_feature(objc_arc)