LXR darwin-xnu/osfmk/libsa/i386/va

   1/*
   2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3 *
   4 * @APPLE_LICENSE_HEADER_START@
   5 * 
   6 * The contents of this file constitute Original Code as defined in and
   7 * are subject to the Apple Public Source License Version 1.1 (the
   8 * "License").  You may not use this file except in compliance with the
   9 * License.  Please obtain a copy of the License at
  10 * http://www.apple.com/publicsource and read it before using this file.
  11 * 
  12 * This Original Code and all software distributed under the License are
  13 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17 * License for the specific language governing rights and limitations
  18 * under the License.
  19 * 
  20 * @APPLE_LICENSE_HEADER_END@
  21 */
  22/*
  23 * @OSF_COPYRIGHT@
  24 * 
  25 */
  26/*
  27 * HISTORY
  28 * 
  29 * Revision 1.2  1998/09/30 21:21:00  wsanchez
  30 * Merged in IntelMerge1 (mburg: Intel support)
  31 *
  32 * Revision 1.1.2.1  1998/09/30 18:19:50  mburg
  33 * Changes for Intel port
  34 *
  35 * Revision 1.1.1.1  1998/03/07 02:25:36  wsanchez
  36 * Import of OSF Mach kernel (~mburg)
  37 *
  38 * Revision 1.1.2.1  1996/09/17  16:56:30  bruel
  39 *      created from standalone mach servers
  40 *      [1996/09/17  16:18:09  bruel]
  41 *
  42 * $EndLog$
  43 */
  44
  45#ifndef _MACHINE_VALIST_H
  46#define _MACHINE_VALIST_H
  47
  48/*
  49 * Four possible situations:
  50 *      - We are being included by {var,std}args.h (or anyone) before stdio.h.
  51 *        define real type.
  52 *
  53 *      - We are being included by stdio.h before {var,std}args.h.
  54 *        define hidden type for prototypes in stdio, don't pollute namespace.
  55 * 
  56 *      - We are being included by {var,std}args.h after stdio.h.
  57 *        define real type to match hidden type.  no longer use hidden type.
  58 * 
  59 *      - We are being included again after defining the real va_list.
  60 *        do nothing.
  61 * 
  62 */
  63
  64#if     !defined(_HIDDEN_VA_LIST) && !defined(_VA_LIST)
  65#define _VA_LIST
  66typedef char *va_list;
  67
  68#elif   defined(_HIDDEN_VA_LIST) && !defined(_VA_LIST)
  69#define _VA_LIST
  70typedef char *__va_list;
  71
  72#elif   defined(_HIDDEN_VA_LIST) && defined(_VA_LIST)
  73#undef _HIDDEN_VA_LIST
  74typedef __va_list va_list;
  75
  76#endif
  77
  78#endif /* _MACHINE_VALIST_H */
  79
  80