1/* 2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_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. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28/* 29 * @OSF_COPYRIGHT@ 30 */ 31/* 32 * HISTORY 33 * 34 * Revision 1.1.1.1 1998/09/22 21:05:49 wsanchez 35 * Import of Mac OS X kernel (~semeria) 36 * 37 * Revision 1.1.1.1 1998/03/07 02:25:59 wsanchez 38 * Import of OSF Mach kernel (~mburg) 39 * 40 * Revision 1.2.28.1 1996/11/29 16:59:53 stephen 41 * nmklinux_1.0b3_shared into pmk1.1 42 * Added powerpc special case 43 * [1996/11/29 16:34:18 stephen] 44 * 45 * Revision 1.2.15.2 1996/01/09 19:23:16 devrcs 46 * Added alpha varargs.h 47 * [1995/12/01 20:39:10 jfraser] 48 * 49 * Merged '64-bit safe' changes from DEC alpha port. 50 * [1995/11/21 18:10:39 jfraser] 51 * 52 * Revision 1.2.15.1 1994/09/23 03:13:46 ezf 53 * change marker to not FREE 54 * [1994/09/22 21:59:07 ezf] 55 * 56 * Revision 1.2.4.3 1993/08/03 18:30:40 gm 57 * CR9596: Change KERNEL to MACH_KERNEL. 58 * [1993/08/02 19:03:10 gm] 59 * 60 * Revision 1.2.4.2 1993/06/09 02:55:42 gm 61 * Added to OSF/1 R1.3 from NMK15.0. 62 * [1993/06/02 21:31:11 jeffc] 63 * 64 * Revision 1.2 1993/04/19 17:17:26 devrcs 65 * correct endif tags for ansi 66 * [1993/02/25 17:56:02 david] 67 * 68 * Revision 1.1 1992/09/30 02:37:05 robert 69 * Initial revision 70 * 71 * $EndLog$ 72 */ 73/* CMU_HIST */ 74/* 75 * Revision 2.10 91/12/10 16:32:53 jsb 76 * Fixes from Intel 77 * [91/12/10 15:52:01 jsb] 78 * 79 * Revision 2.9 91/09/12 16:54:22 debo 80 * Added mac2. 81 * [91/09/11 17:22:52 debo] 82 * 83 * Revision 2.8 91/07/09 23:23:50 danner 84 * Added luna88k support. 85 * [91/06/24 danner] 86 * 87 * Revision 2.7 91/06/18 20:53:02 jsb 88 * Moved i860 varargs code here from i860/i860_varargs.h, thanks to 89 * new copyright from Intel. 90 * [91/06/18 19:15:02 jsb] 91 * 92 * Revision 2.6 91/05/14 17:40:46 mrt 93 * Correcting copyright 94 * 95 * Revision 2.5 91/02/05 17:57:12 mrt 96 * Changed to new Mach copyright 97 * [91/02/01 17:49:51 mrt] 98 * 99 * Revision 2.4 90/11/25 17:48:50 jsb 100 * Added i860 support. 101 * [90/11/25 16:54:09 jsb] 102 * 103 * Revision 2.3 90/05/03 15:51:29 dbg 104 * Added i386. 105 * [90/02/08 dbg] 106 * 107 * Revision 2.2 89/11/29 14:16:44 af 108 * RCS-ed, added mips case. Mips also needs it in Mach standalone 109 * programs. 110 * [89/10/28 10:39:14 af] 111 * 112 */ 113/* CMU_ENDHIST */ 114/* 115 * Mach Operating System 116 * Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University 117 * All Rights Reserved. 118 * 119 * Permission to use, copy, modify and distribute this software and its 120 * documentation is hereby granted, provided that both the copyright 121 * notice and this permission notice appear in all copies of the 122 * software, derivative works or modified versions, and any portions 123 * thereof, and that both notices appear in supporting documentation. 124 * 125 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 126 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 127 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 128 * 129 * Carnegie Mellon requests users of this software to return to 130 * 131 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 132 * School of Computer Science 133 * Carnegie Mellon University 134 * Pittsburgh PA 15213-3890 135 * 136 * any improvements or extensions that they make and grant Carnegie Mellon rights 137 * to redistribute these changes. 138 */ 139/* 140 */ 141 142#ifndef _SYS_VARARGS_H_ 143#define _SYS_VARARGS_H_ 144 145#if defined(vax) || defined(sun3) || defined(mips) || defined(i386) || defined(mac2) 146#define va_dcl int va_alist; 147typedef char * va_list; 148 149#define va_start(pvar) (pvar) = (va_list)&va_alist 150#define va_end(pvar) 151#ifdef mips 152# define va_arg(pvar, type) ((type *)(pvar = \ 153 (va_list) (sizeof(type) > 4 ? ((int)pvar + 2*8 - 1) & -8 \ 154 : ((int)pvar + 2*4 - 1) & -4)))[-1] 155#else /* mips */ 156#define va_arg(pvar,type) ( \ 157 (pvar) += ((sizeof(type)+3) & ~0x3), \ 158 *((type *)((pvar) - ((sizeof(type)+3) & ~0x3))) ) 159#endif /* mips */ 160#endif /* vax */ 161 162/* 163 * Try to make varargs work for the Multimax so that _doprnt can be 164 * declared as 165 * _doprnt(file, fmt, list) 166 * FILE *file; 167 * char *fmt; 168 * va_list *list; 169 * and use 170 * 171 * n = va_arg(*list, type) 172 * 173 * without needing to drag in extra declarations 174 * 175 * and printf becomes 176 * 177 * printf(fmt, va_alist) 178 * char *fmt; 179 * va_dcl 180 * { 181 * va_list listp; 182 * va_start(listp); 183 * _doprnt((FILE *)0, fmt, &listp); 184 * va_end(listp); 185 * } 186 */ 187 188#if defined(multimax) && defined(MACH_KERNEL) 189 190/* 191 * the vararglist pointer is an elaborate structure (ecch) 192 */ 193typedef struct va_list { 194 char *va_item; /* current item */ 195 int *va_ptr1, /* arglist pointers for 1, 2, n */ 196 *va_ptr2, 197 *va_ptrn; 198 int va_ct; /* current argument number */ 199} va_list; 200 201#define va_alist va_arg1, va_arg2, va_argn 202#define va_dcl int va_arg1, va_arg2, va_argn; 203 204#define va_start(pvar) ( \ 205 (pvar).va_ptr1 = &va_arg1, \ 206 (pvar).va_ptr2 = &va_arg2, \ 207 (pvar).va_ptrn = &va_argn, \ 208 (pvar).va_ct = 0 ) 209 210#define va_end(pvar) 211 212#define va_arg(pvar, type) ( \ 213 (pvar).va_ct++, \ 214 (pvar).va_item = (char *) \ 215 ( ((pvar).va_ct == 1) \ 216 ? (pvar).va_ptr1 \ 217 : ((pvar).va_ct == 2) \ 218 ? (pvar).va_ptr2 \ 219 : (pvar).va_ptrn++ ) , \ 220 *((type *)((pvar).va_item)) ) 221 222/* what a mess! */ 223#endif /* defined(multimax) && defined(MACH_KERNEL) */ 224 225#if i860 226#include <i860/varargs.h> /* PGI vs. Greenhills */ 227#endif 228 229#ifdef luna88k 230#include <luna88k/varargs.h> /* How nice */ 231#endif 232 233#if defined (__PPC__) && defined (_CALL_SYSV) 234#include <ppc/va-ppc.h> /* care of gcc compiler - TEMPORARY 2.7.1 TODO NMGS*/ 235#endif 236 237#if defined(__alpha) 238# include <varargs.h> 239#endif /* defined(__alpha) */ 240 241#endif /* _SYS_VARARGS_H_ */ 242