| varargs.h (119628) | 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 --- 23 unchanged lines hidden (view full) --- 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37 * SUCH DAMAGE. 38 * 39 * @(#)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 --- 23 unchanged lines hidden (view full) --- 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37 * SUCH DAMAGE. 38 * 39 * @(#)varargs.h 8.2 (Berkeley) 3/22/94 |
| 40 * $FreeBSD: head/sys/amd64/include/varargs.h 119628 2003-09-01 03:01:45Z kan $ | 40 * $FreeBSD: head/sys/amd64/include/varargs.h 143063 2005-03-02 21:33:29Z joerg $ |
| 41 */ 42 43#ifndef _MACHINE_VARARGS_H_ 44#define _MACHINE_VARARGS_H_ 45 | 41 */ 42 43#ifndef _MACHINE_VARARGS_H_ 44#define _MACHINE_VARARGS_H_ 45 |
| 46#if defined(__GNUC__) && (__GNUC__ == 2 && __GNUC_MINOR__ > 95 || __GNUC__ >= 3) | 46#ifndef _SYS_CDEFS_H_ 47#error this file needs sys/cdefs.h as a prerequisite 48#endif |
| 47 | 49 |
| 50#ifdef __GNUCLIKE_BUILTIN_VARARGS 51 |
|
| 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 | 52#include <sys/_types.h> 53 54#ifndef _VA_LIST_DECLARED 55#define _VA_LIST_DECLARED 56typedef __va_list va_list; 57#endif 58 59typedef int __builtin_va_alist_t __attribute__((__mode__(__word__))); 60 61#define va_alist __builtin_va_alist 62#define va_dcl __builtin_va_alist_t __builtin_va_alist; ... 63#define va_start(ap) __builtin_varargs_start(ap) 64#define va_arg(ap, type) __builtin_va_arg((ap), type) 65#define va_end(ap) __builtin_va_end(ap) 66 |
| 63#else /* ! __GNUC__ post GCC 2.95 */ | 67#else /* !__GNUCLIKE_BUILTIN_VARARGS */ |
| 64 65typedef char *va_list; 66 67#define __va_size(type) \ 68 (((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int)) 69 | 68 69typedef char *va_list; 70 71#define __va_size(type) \ 72 (((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int)) 73 |
| 70#ifdef __GNUC__ | 74#ifdef __GNUCLIKE_BUILTIN_VAALIST |
| 71#define va_alist __builtin_va_alist 72#endif | 75#define va_alist __builtin_va_alist 76#endif |
| 73#if __GNUC__ > 1 | |
| 74#define va_dcl int va_alist; ... | 77#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 | 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 |
| 87#endif /* __GNUC__ post GCC 2.95 */ | 87#endif /* __GNUCLIKE_BUILTIN_VARARGS */ |
| 88 89#endif /* !_MACHINE_VARARGS_H_ */ | 88 89#endif /* !_MACHINE_VARARGS_H_ */ |