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 27#include "test.h" // PASS(), FAIL(), XPASS(), XFAIL() 28 29 30/// 31/// This process has five foo functions. They are in: 32/// main, test.bundle, test.dylib, foo1.dylib, foo2.dylib 33/// 34/// Both test.bundle and test.dylib call dlsym(RTLD_SELF, "foo"); 35/// They should find the ones in their own linkage unit and 36/// call FAIL() otherwise. 37/// We also check that this works in the main executable. 38/// 39 40 41int foo() 42{ 43 return 0; 44} 45 46typedef void (*TestProc)(void); 47 48static void trySO(const char* pathToLoad) 49{ 50 void* handle = dlopen(pathToLoad, RTLD_LAZY); 51 if ( handle == NULL ) { 52 FAIL("dlopen(\"%s\") failed", pathToLoad); 53 exit(0); 54 } 55 56 TestProc sym = (TestProc)dlsym(handle, "test"); 57 if ( sym == NULL ) { 58 FAIL("dlsym(handle, \"test\") failed"); 59 exit(0); 60 } 61 62 (*sym)(); 63} 64 65 66 67int main() 68{ 69 trySO("test.bundle"); 70 trySO("test.dylib"); 71 72 if ( dlsym(RTLD_SELF, "foo") != &foo ) { 73 FAIL("dlsym(RTLD_SELF, \"foo\") returned wrong value"); 74 } 75 76 PASS("dlsym-RTLD_SELF bundle and dylib"); 77 return EXIT_SUCCESS; 78} 79