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Annotation of Gnu-Mach/i386/include/mach/sa/stdarg.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Mach Operating System
        !             3:  * Copyright (c) 1993 Carnegie Mellon University.
        !             4:  * Copyright (c) 1994 The University of Utah and
        !             5:  * the Center for Software Science (CSS).
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * Permission to use, copy, modify and distribute this software and its
        !             9:  * documentation is hereby granted, provided that both the copyright
        !            10:  * notice and this permission notice appear in all copies of the
        !            11:  * software, derivative works or modified versions, and any portions
        !            12:  * thereof, and that both notices appear in supporting documentation.
        !            13:  *
        !            14:  * CARNEGIE MELLON, THE UNIVERSITY OF UTAH AND CSS ALLOW FREE USE OF
        !            15:  * THIS SOFTWARE IN ITS "AS IS" CONDITION, AND DISCLAIM ANY LIABILITY
        !            16:  * OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF
        !            17:  * THIS SOFTWARE.
        !            18:  *
        !            19:  * Carnegie Mellon requests users of this software to return to
        !            20:  *
        !            21:  *  Software Distribution Coordinator  or  [email protected]
        !            22:  *  School of Computer Science
        !            23:  *  Carnegie Mellon University
        !            24:  *  Pittsburgh PA 15213-3890
        !            25:  *
        !            26:  * any improvements or extensions that they make and grant Carnegie Mellon
        !            27:  * the rights to redistribute these changes.
        !            28:  */
        !            29: #ifndef _MACH_SA_STDARG_H_
        !            30: #define _MACH_SA_STDARG_H_
        !            31: 
        !            32: #define __va_size(type) ((sizeof(type)+3) & ~0x3)
        !            33: 
        !            34: #ifndef _VA_LIST_
        !            35: #define _VA_LIST_
        !            36: typedef        char *va_list;
        !            37: #endif
        !            38: 
        !            39: #define        va_start(pvar, lastarg)                 \
        !            40:        ((pvar) = (char*)(void*)&(lastarg) + __va_size(lastarg))
        !            41: #define        va_end(pvar)
        !            42: #define        va_arg(pvar,type)                       \
        !            43:        ((pvar) += __va_size(type),             \
        !            44:         *((type *)((pvar) - __va_size(type))))
        !            45: 
        !            46: #endif _MACH_SA_STDARG_H_

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