1/* 2 * Copyright (c) 2008 Apple 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> 24#include <stdlib.h> 25#include <stdbool.h> 26 27#include "test.h" 28 29 30#if LAZY_HANDLER 31// If a linkage unit defines dyld_lazy_dylib_proxy() 32// then when binding lazy symbols, if one 33// cannot be bound, it is bound to this function 34// instead. 35int dyld_lazy_dylib_proxy() 36{ 37 return 7; 38} 39#endif 40 41 42extern int foo(); // should exist 43extern int bar(); // should not exist 44 45int main() 46{ 47 // sanity check that foo was found 48 if ( foo() != 1 ) { 49 FAIL("lazy-dylib-missing-symbol: foo not found"); 50 return 0; 51 } 52 53#if LAZY_HANDLER 54 // sanity check that bar was not found 55 // lazy loading return 7 when function cannot be found 56 if ( bar() != 7 ) { 57 FAIL("lazy-dylib-missing-symbol: dyld_lazy_dylib_proxy() not used for bar"); 58 return 0; 59 } 60#else 61 // sanity check that bar was not found 62 // lazy loading return 0 when function cannot be found 63 if ( bar() != 0 ) { 64 FAIL("lazy-dylib-missing-symbol: bar found"); 65 return 0; 66 } 67#endif 68 PASS("lazy-dylib-missing-symbol"); 69 return 0; 70} 71 72