1/*
2 * Copyright (c) 2005 Apple Computer, 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
31
32int main(int argc, const char* argv[])
33{
34	// main alreadly links with foo.dylib
35	// now dynamically link with bar.dylib
36	void* handle = dlopen("./bar.dylib", RTLD_GLOBAL);
37	if ( handle == NULL ) {
38		const char* msg = dlerror();
39		FAIL("dlopen(\"%s\", RTLD_GLOBAL) failed: %s", argv[1], msg);
40		return EXIT_SUCCESS;
41	}
42
43	// verify we can find _foo
44	void* fooSym = dlsym(RTLD_DEFAULT, "foo");
45	if ( fooSym == NULL ) {
46		const char* msg = dlerror();
47		FAIL("dlsym(RTLD_DEFAULT, \"foo\") failed: %s", msg);
48		return EXIT_SUCCESS;
49	}
50
51	// verify we can find _bar
52	void* barSym = dlsym(RTLD_DEFAULT, "bar");
53	if ( barSym == NULL ) {
54		const char* msg = dlerror();
55		FAIL("dlsym(RTLD_DEFAULT, \"bar\") failed: %s", msg);
56		return EXIT_SUCCESS;
57	}
58
59	// open foo privately (since it was already opened global, RTLD_LOCAL should have no effect
60	void* handleFoo = dlopen("./foo.dylib", RTLD_LOCAL);
61	if ( handleFoo == NULL ) {
62		const char* msg = dlerror();
63		FAIL("dlopen(\"%s\", RTLD_LOCAL) failed: %s", "./foo.dylib", msg);
64		return EXIT_SUCCESS;
65	}
66
67	// open foo privately (since it was already opened global, RTLD_LOCAL should have no effect
68	void* handleBar = dlopen("./bar.dylib", RTLD_LOCAL);
69	if ( handleBar == NULL ) {
70		const char* msg = dlerror();
71		FAIL("dlopen(\"%s\", RTLD_LOCAL) failed: %s", "./bar.dylib", msg);
72		return EXIT_SUCCESS;
73	}
74
75	// verify we can still find _foo
76	fooSym = dlsym(RTLD_DEFAULT, "foo");
77	if ( fooSym == NULL ) {
78		const char* msg = dlerror();
79		FAIL("dlsym(RTLD_DEFAULT, \"foo\") failed: %s", msg);
80		return EXIT_SUCCESS;
81	}
82
83	// verify we can still find _bar
84	barSym = dlsym(RTLD_DEFAULT, "bar");
85	if ( barSym == NULL ) {
86		const char* msg = dlerror();
87		FAIL("dlsym(RTLD_DEFAULT, \"bar\") failed: %s", msg);
88		return EXIT_SUCCESS;
89	}
90
91	PASS("dlopen-RTLD_LOCAL-ignore");
92	return EXIT_SUCCESS;
93}
94