_common.h (1447B) - Raw
1 /* 2 * Copyright (c) 2007, 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 24 #ifndef _SECURE__COMMON_H_ 25 #define _SECURE__COMMON_H_ 26 27 #include <_types.h> 28 29 #undef _USE_FORTIFY_LEVEL 30 #if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 31 # if _FORTIFY_SOURCE > 1 32 # define _USE_FORTIFY_LEVEL 2 33 # else 34 # define _USE_FORTIFY_LEVEL 1 35 # endif 36 #else 37 # define _USE_FORTIFY_LEVEL 0 38 #endif 39 40 #define __darwin_obsz0(object) __builtin_object_size (object, 0) 41 #define __darwin_obsz(object) __builtin_object_size (object, _USE_FORTIFY_LEVEL > 1 ? 1 : 0) 42 43 #endif