| varargs.h (128019) | varargs.h (143063) |
|---|---|
| 1/*- 2 * Copyright (c) 2002 David E. O'Brien. All rights reserved. 3 * Copyright (c) 1990, 1993 4 * The Regents of the University of California. All rights reserved. 5 * (c) UNIX System Laboratories, Inc. 6 * All or some portions of this file are derived from material licensed 7 * to the University of California by American Telephone and Telegraph 8 * Co. or Unix System Laboratories, Inc. and are reproduced herein with --- 19 unchanged lines hidden (view full) --- 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)varargs.h 8.2 (Berkeley) 3/22/94 | 1/*- 2 * Copyright (c) 2002 David E. O'Brien. All rights reserved. 3 * Copyright (c) 1990, 1993 4 * The Regents of the University of California. All rights reserved. 5 * (c) UNIX System Laboratories, Inc. 6 * All or some portions of this file are derived from material licensed 7 * to the University of California by American Telephone and Telegraph 8 * Co. or Unix System Laboratories, Inc. and are reproduced herein with --- 19 unchanged lines hidden (view full) --- 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)varargs.h 8.2 (Berkeley) 3/22/94 |
| 36 * $FreeBSD: head/sys/i386/include/varargs.h 128019 2004-04-07 20:46:16Z imp $ | 36 * $FreeBSD: head/sys/i386/include/varargs.h 143063 2005-03-02 21:33:29Z joerg $ |
| 37 */ 38 39#ifndef _MACHINE_VARARGS_H_ 40#define _MACHINE_VARARGS_H_ 41 | 37 */ 38 39#ifndef _MACHINE_VARARGS_H_ 40#define _MACHINE_VARARGS_H_ 41 |
| 42#if defined(__GNUC__) && (__GNUC__ == 2 && __GNUC_MINOR__ > 95 || __GNUC__ >= 3) | 42#ifndef _SYS_CDEFS_H_ 43#error this file needs sys/cdefs.h as a prerequisite 44#endif |
| 43 | 45 |
| 46#ifdef __GNUCLIKE_BUILTIN_VARARGS 47 |
|
| 44#include <sys/_types.h> 45 46#ifndef _VA_LIST_DECLARED 47#define _VA_LIST_DECLARED 48typedef __va_list va_list; 49#endif 50 51typedef int __builtin_va_alist_t __attribute__((__mode__(__word__))); 52 53#define va_alist __builtin_va_alist 54#define va_dcl __builtin_va_alist_t __builtin_va_alist; ... 55#define va_start(ap) __builtin_varargs_start(ap) 56#define va_arg(ap, type) __builtin_va_arg((ap), type) 57#define va_end(ap) __builtin_va_end(ap) 58 | 48#include <sys/_types.h> 49 50#ifndef _VA_LIST_DECLARED 51#define _VA_LIST_DECLARED 52typedef __va_list va_list; 53#endif 54 55typedef int __builtin_va_alist_t __attribute__((__mode__(__word__))); 56 57#define va_alist __builtin_va_alist 58#define va_dcl __builtin_va_alist_t __builtin_va_alist; ... 59#define va_start(ap) __builtin_varargs_start(ap) 60#define va_arg(ap, type) __builtin_va_arg((ap), type) 61#define va_end(ap) __builtin_va_end(ap) 62 |
| 59#else /* ! __GNUC__ post GCC 2.95 */ | 63#else /* !__GNUCLIKE_BUILTIN_VARARGS */ |
| 60 61typedef char *va_list; 62 63#define __va_size(type) \ 64 (((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int)) 65 | 64 65typedef char *va_list; 66 67#define __va_size(type) \ 68 (((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int)) 69 |
| 66#ifdef __GNUC__ | 70#if defined(__GNUCLIKE_BUILTIN_VAALIST) |
| 67#define va_alist __builtin_va_alist 68#endif | 71#define va_alist __builtin_va_alist 72#endif |
| 69#if __GNUC__ > 1 | 73#ifdef __CC_SUPPORTS_VARADIC_XXX |
| 70#define va_dcl int va_alist; ... 71#else 72#define va_dcl int va_alist; 73#endif 74 75#define va_start(ap) \ 76 ((ap) = (va_list)&va_alist) 77 78#define va_arg(ap, type) \ 79 (*(type *)((ap) += __va_size(type), (ap) - __va_size(type))) 80 81#define va_end(ap) 82 | 74#define va_dcl int va_alist; ... 75#else 76#define va_dcl int va_alist; 77#endif 78 79#define va_start(ap) \ 80 ((ap) = (va_list)&va_alist) 81 82#define va_arg(ap, type) \ 83 (*(type *)((ap) += __va_size(type), (ap) - __va_size(type))) 84 85#define va_end(ap) 86 |
| 83#endif /* __GNUC__ post GCC 2.95 */ | 87#endif /* __GNUCLIKE_BUILTIN_VARARGS */ |
| 84 85#endif /* !_MACHINE_VARARGS_H_ */ | 88 89#endif /* !_MACHINE_VARARGS_H_ */ |