1/*
2 * Copyright (c) 2013 Apple Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23#include <stdio.h>  // fprintf(), NULL
24#include <stdlib.h> // exit(), EXIT_SUCCESS
25#include <stdbool.h>
26#include <mach-o/dyld.h>
27#include <dlfcn.h>
28
29#include "test.h" // PASS(), FAIL(), XPASS(), XFAIL()
30
31
32static bool sNotified = false;
33
34static void removeNotification2(const struct mach_header *mh, intptr_t vmaddr_slide)
35{
36}
37
38static void removeNotification(const struct mach_header *mh, intptr_t vmaddr_slide)
39{
40	// <rdar://problem/15025198> crash in dyld possible if remove callbacks added within a remove callback
41	_dyld_register_func_for_remove_image(removeNotification2);
42	_dyld_register_func_for_remove_image(removeNotification2);
43	_dyld_register_func_for_remove_image(removeNotification2);
44	_dyld_register_func_for_remove_image(removeNotification2);
45	_dyld_register_func_for_remove_image(removeNotification2);
46
47	sNotified = true;
48}
49
50
51int main(int argc, const char* argv[])
52{
53	// tell dyld we want to know when images go away
54	_dyld_register_func_for_remove_image(removeNotification);
55
56	void* handle = dlopen("foo.bundle", RTLD_LAZY);
57	if ( handle == NULL ) {
58		FAIL("image-remove-crash: dlopen(foo.bundle) failed: %s", dlerror());
59		exit(0);
60	}
61
62	int result = dlclose(handle);
63	if ( result != 0 ) {
64		FAIL("image-remove-crash: dlclose(handle) returned %d, %s", result, dlerror());
65		exit(0);
66	}
67
68	if ( sNotified )
69		PASS("image-remove-crash");
70	else
71		FAIL("image-remove-crash");
72
73	return EXIT_SUCCESS;
74}
75