projects / dragonfly.git / blame
| Commit | Line | Data |
|---|---|---|
| fc3f9779 SS |
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 | |
| 9 | * the permission of UNIX System Laboratories, Inc. | |
| 10 | * | |
| 11 | * Redistribution and use in source and binary forms, with or without | |
| 12 | * modification, are permitted provided that the following conditions | |
| 13 | * are met: | |
| 14 | * 1. Redistributions of source code must retain the above copyright | |
| 15 | * notice, this list of conditions and the following disclaimer. | |
| 16 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 17 | * notice, this list of conditions and the following disclaimer in the | |
| 18 | * documentation and/or other materials provided with the distribution. | |
| 19 | * 3. All advertising materials mentioning features or use of this software | |
| 20 | * must display the following acknowledgement: | |
| 21 | * This product includes software developed by the University of | |
| 22 | * California, Berkeley and its contributors. | |
| 23 | * 4. Neither the name of the University nor the names of its contributors | |
| 24 | * may be used to endorse or promote products derived from this software | |
| 25 | * without specific prior written permission. | |
| 26 | * | |
| 27 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
| 28 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 29 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 30 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
| 31 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 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: src/sys/amd64/include/varargs.h,v 1.14 2005/03/11 22:16:09 peter Exp $ | |
| fc3f9779 SS |
41 | */ |
| 42 | ||
| 43 | #ifndef _CPU_VARARGS_H_ | |
| 44 | #define _CPU_VARARGS_H_ | |
| 45 | ||
| 46 | #ifdef __GNUC__ | |
| 47 | ||
| 48 | typedef __va_list va_list; | |
| 49 | ||
| 50 | typedef int __builtin_va_alist_t __attribute__((__mode__(__word__))); | |
| 51 | ||
| 52 | #define va_alist __builtin_va_alist | |
| 53 | #define va_dcl __builtin_va_alist_t __builtin_va_alist; ... | |
| 54 | #define va_start(ap) __builtin_varargs_start(ap) | |
| 55 | #define va_arg(ap, type) __builtin_va_arg((ap), type) | |
| 56 | #define va_end(ap) __builtin_va_end(ap) | |
| 57 | ||
| 58 | #else /* !__GNUC__ */ | |
| 59 | ||
| 60 | typedef char *va_list; | |
| 61 | ||
| 62 | #define __va_size(type) \ | |
| 63 | (((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int)) | |
| 64 | ||
| 65 | #define va_dcl int va_alist; ... | |
| 66 | ||
| 67 | #define va_start(ap) \ | |
| 68 | ((ap) = (va_list)&va_alist) | |
| 69 | ||
| 70 | #define va_arg(ap, type) \ | |
| 71 | (*(type *)((ap) += __va_size(type), (ap) - __va_size(type))) | |
| 72 | ||
| 73 | #define va_end(ap) | |
| 74 | ||
| 75 | #endif /* __GNUC__ */ | |
| 76 | ||
| 77 | #endif /* !_CPU_VARARGS_H_ */ |