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Annotation of prex-old/include/i386/stdarg.h, Revision 1.1.1.1.2.1

1.1       nbrk        1: /*-
                      2:  * Copyright (c) 1991, 1993
                      3:  *     The Regents of the University of California.  All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms, with or without
                      6:  * modification, are permitted provided that the following conditions
                      7:  * are met:
                      8:  * 1. Redistributions of source code must retain the above copyright
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  * 3. Neither the name of the University nor the names of its contributors
                     14:  *    may be used to endorse or promote products derived from this software
                     15:  *    without specific prior written permission.
                     16:  *
                     17:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     18:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     19:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     20:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     21:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     22:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     23:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     24:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     25:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     26:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     27:  * SUCH DAMAGE.
                     28:  *
                     29:  *     @(#)stdarg.h    8.1 (Berkeley) 6/10/93
                     30:  */
                     31:
                     32: #ifndef _I386_STDARG_H
                     33: #define        _I386_STDARG_H
                     34:
1.1.1.1.2.1! nbrk       35: #include <sys/cdefs.h>
1.1       nbrk       36:
                     37: #ifdef __lint__
1.1.1.1.2.1! nbrk       38: typedef void *                 va_list;
        !            39: #define        va_start(a, l)          (0)
        !            40: #define        va_arg(a, t)            (0)
        !            41: #define        va_end                  /* nothing */
        !            42: #define        va_copy(d, s)           ((d) = (s))
1.1       nbrk       43:
1.1.1.1.2.1! nbrk       44: #elif __GNUC_PREREQ__(2, 96)
        !            45: #define va_list                        __builtin_va_list
1.1       nbrk       46: #define        va_start(ap, last)      __builtin_stdarg_start((ap), (last))
                     47: #define        va_arg                  __builtin_va_arg
                     48: #define        va_end                  __builtin_va_end
                     49: #define        va_copy(dest, src)      __builtin_va_copy((dest), (src))
                     50: #else
1.1.1.1.2.1! nbrk       51:
        !            52: typedef char *                 va_list;
        !            53:
1.1       nbrk       54: #define        __va_size(type) \
                     55:        (((sizeof(type) + sizeof(long) - 1) / sizeof(long)) * sizeof(long))
1.1.1.1.2.1! nbrk       56:
1.1       nbrk       57: #define        va_start(ap, last) \
1.1.1.1.2.1! nbrk       58:        ((ap) = (va_list)&(last) + __va_size(last))
        !            59:
1.1       nbrk       60: #define        va_arg(ap, type) \
                     61:        (*(type *)(void *)((ap) += __va_size(type), (ap) - __va_size(type)))
1.1.1.1.2.1! nbrk       62:
        !            63: #define        va_end(ap)
        !            64:
1.1       nbrk       65: #define        va_copy(dest, src)      ((dest) = (src))
                     66: #endif
                     67:
                     68: #endif /* !_I386_STDARG_H */