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