ObjFW  Check-in [9f9898eb8b]

Overview
Comment:OFObject: Make Foundation check work on macOS 10.5
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SHA3-256: 9f9898eb8bf70aa48b867929e7932654ca3e4bb456f1e73cb0138183ad0c21dd
User & Date: js on 2017-05-13 20:11:55
Other Links: manifest | tags
Context
2017-05-13
22:38
Reduce retain + autorelease check-in: 504e13cf00 user: js tags: trunk
20:11
OFObject: Make Foundation check work on macOS 10.5 check-in: 9f9898eb8b user: js tags: trunk
19:51
Make Apple GCC happy check-in: 7e8ee9b1f9 user: js tags: trunk
Changes
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Modified src/OFObject.m from [43cde2e0c7] to [a28a9b391e].

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <assert.h>

#include <sys/time.h>

#ifdef OF_APPLE_RUNTIME
# include <dlfcn.h>
#endif

#import "OFObject.h"
#import "OFArray.h"
#import "OFLocalization.h"
#import "OFTimer.h"
#import "OFRunLoop.h"
#import "OFThread.h"
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#import "instance.h"
#if defined(OF_HAVE_ATOMIC_OPS)
# import "atomic.h"
#elif defined(OF_HAVE_THREADS)
# import "threading.h"
#endif

#ifdef OF_APPLE_RUNTIME
extern double NSFoundationVersionNumber;
#endif

#if defined(OF_HAVE_FORWARDING_TARGET_FOR_SELECTOR)
extern id of_forward(id, SEL, ...);
extern struct stret of_forward_stret(id, SEL, ...);
#else
# define of_forward of_method_not_found
# define of_forward_stret of_method_not_found_stret
#endif
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	 * against Foundation. Since CoreFoundation sets its own forward
	 * handler on load, we should not set ours, as this will break
	 * Foundation.
	 *
	 * Unfortunately, there is no way to check if a forward handler has
	 * already been set, so this is the best we can do.
	 */
	if (&NSFoundationVersionNumber == NULL)
	if (dlsym(RTLD_DEFAULT, "NSFoundationVersionNumber") == NULL)
		objc_setForwardHandler((void *)&of_forward,
		    (void *)&of_forward_stret);
#else
	objc_setForwardHandler((IMP)&of_forward, (IMP)&of_forward_stret);
#endif

	objc_setEnumerationMutationHandler(enumerationMutationHandler);
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