1/*
2 * Copyright (c) 2008 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 <string.h>
26#include <dlfcn.h>
27
28#include "test.h" // PASS(), FAIL(), XPASS(), XFAIL()
29
30// this strong A should not override weak
31// As in loaded code because of RTLD_LOCAL
32int A[] = { 10, 11, 12, 13 };
33
34typedef int* (*getproc)(void);
35
36int main(int argc, const char* argv[])
37{
38	// open first object
39	void* fooHandle = dlopen("libfoo.dylib", RTLD_LOCAL);
40	if ( fooHandle == NULL ) {
41		FAIL("dlopen-RTLD_LOCAL-weak: dlopen(\"libfoo.dylib\", RTLD_LOCAL) failed: %s", dlerror());
42		return EXIT_SUCCESS;
43	}
44
45	// open second object
46	void* barHandle = dlopen("libbar.dylib", RTLD_LOCAL);
47	if ( barHandle == NULL ) {
48		FAIL("dlopen-RTLD_LOCAL-weak: dlopen(\"libbar.dylib\", RTLD_LOCAL) failed: %s", dlerror());
49		return EXIT_SUCCESS;
50	}
51
52	// get functions
53	getproc fooproc = (getproc)dlsym(fooHandle, "getA");
54	if ( fooproc == NULL ) {
55		FAIL("dlopen-RTLD_LOCAL-weak: dlsym(getA) failed: %s", dlerror());
56		return EXIT_SUCCESS;
57	}
58	getproc barproc = (getproc)dlsym(barHandle, "getA");
59	if ( barproc == NULL ) {
60		FAIL("dlopen-RTLD_LOCAL-weak: dlsym(getA) failed: %s", dlerror());
61		return EXIT_SUCCESS;
62	}
63
64	// get values
65	int* fooA = (*fooproc)();
66	int* barA = (*barproc)();
67
68	if ( fooA == A )
69		FAIL("dlopen-RTLD_LOCAL-weak: fooA == A");
70	else if ( barA == A )
71		FAIL("dlopen-RTLD_LOCAL-weak: barA == A");
72	else if ( fooA == barA )
73		FAIL("dlopen-RTLD_LOCAL-weak: fooA == barA");
74	else
75		PASS("dlopen-RTLD_LOCAL-weak");
76	return EXIT_SUCCESS;
77}
78