dyld-43.tar.gz
[apple/dyld.git] / unit-tests / test-cases / dlopen-local-and-global / main.c
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 <dlfcn.h>
26 #include <string.h>
27
28 #include "test.h" // PASS(), FAIL(), XPASS(), XFAIL()
29
30
31
32
33 static void* openWithModeGetSymbol(const char* path, int mode, const char* symbol)
34 {
35 void* handle = dlopen(path, mode);
36 if ( handle == NULL ) {
37 const char* msg = dlerror();
38 if ( ((mode & RTLD_LOCAL) != 0) && (strstr(msg, "RTLD_LOCAL") != NULL) )
39 XFAIL("dlopen(\"%s\") failed: %s", path, msg);
40 else
41 FAIL("dlopen(\"%s\") failed: %s", path, msg);
42 exit(0);
43 }
44
45 void* sym = dlsym(handle, symbol);
46 if ( sym == NULL ) {
47 FAIL("dlsym(handle, \"%s\") failed", symbol);
48 exit(0);
49 }
50 return sym;
51 }
52
53 static void trySO(const char* path)
54 {
55 #if LOCAL_FIRST
56 void* symLocal = openWithModeGetSymbol(path, RTLD_LOCAL, "foo");
57 void* symGlobal = openWithModeGetSymbol(path, RTLD_GLOBAL, "foo");
58 #else
59 void* symGlobal = openWithModeGetSymbol(path, RTLD_GLOBAL, "foo");
60 void* symLocal = openWithModeGetSymbol(path, RTLD_LOCAL, "foo");
61 #endif
62 if ( symLocal != symGlobal ) {
63 FAIL("global load after local load failed");
64 exit(0);
65 }
66 }
67
68
69 int main(int argc, const char* argv[])
70 {
71 trySO("foo.bundle");
72 trySO("foo.dylib");
73
74 PASS("dlopen-local-and-global");
75 return EXIT_SUCCESS;
76 }