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#include <pthread.h> 28 29#include "test.h" // PASS(), FAIL(), XPASS(), XFAIL() 30 31 32/// 33/// This tests that the dlerror message is cleared when dlerror is called 34/// 35 36int main() 37{ 38 // try to non-existent library 39 void* handle1 = dlopen("frobulite", RTLD_LAZY); 40 if ( handle1 != NULL ) { 41 FAIL("dlerror-clear: dlopen(\"frobulite\", RTLD_LAZY) succeeded but should have failed"); 42 exit(0); 43 } 44 45 // verify there is an error message 46 const char* msg = dlerror(); 47 if ( msg == NULL ) { 48 FAIL("dlerror-clear: dlerror() returned NULL but should have returned an error message"); 49 exit(0); 50 } 51 52 // verify error message was cleared 53 const char* msg2 = dlerror(); 54 if ( msg2 != NULL ) { 55 FAIL("dlerror-clear: dlerror() returned message but should have returned NULL"); 56 exit(0); 57 } 58 59 PASS("dlerror-clear"); 60 return 0; 61} 62