1/* 2 * Copyright (c) 2007-2009 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> // fprintf(), NULL 24#include <stdlib.h> // exit(), EXIT_SUCCESS 25#include <dlfcn.h> 26#include <Availability.h> 27 28#include "test.h" // PASS(), FAIL(), XPASS(), XFAIL() 29 30// the value of flag is altered by mystart 31int flag = 0; 32 33 34#if __LP64__ 35 // for 64-bit binaries initializers are always called before entry point 36 #define ENTRY_BEFORE_INIT 0 37#else 38 #if __MAC_OS_X_VERSION_MIN_REQUIRED 39 // for pre 10.5, 32-bit binaries, entry point is called which then calls initializers 40 #if __MAC_OS_X_VERSION_MIN_REQUIRED < __MAC_10_5 41 #define ENTRY_BEFORE_INIT 1 42 #else 43 #define ENTRY_BEFORE_INIT 0 44 #endif 45 #else 46 // for iPhoneOS, initializers are always called before entry point 47 #define ENTRY_BEFORE_INIT 0 48 #endif 49#endif 50 51 52void __attribute__((constructor)) myinit() 53{ 54#if ENTRY_BEFORE_INIT 55 if ( flag != 2 ) { 56 FAIL("crt-custom entry point not called before initializer"); 57 exit(0); 58 } 59#endif 60 flag = 1; 61} 62 63 64int main() 65{ 66#if ENTRY_BEFORE_INIT 67 if ( flag != 1 ) { 68 FAIL("crt-custom initializer not called"); 69 exit(0); 70 } 71#else 72 if ( flag != 2 ) { 73 FAIL("crt-custom entry not called"); 74 exit(0); 75 } 76#endif 77 78 PASS("crt-custom"); 79 80 return 0; 81} 82