58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/* ---------------------------------------- */
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/* VARARGS for MIPS/GNU CC */
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/* */
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/* */
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/* */
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/* */
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/* ---------------------------------------- */
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/* These macros implement varargs for GNU C--either traditional or ANSU. */
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/* Define __gnuc_va_list. */
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#ifndef __GNUC_VA_LIST
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#define __GNUC_VA_LIST
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typedef char * __gnuc_va_list;
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#endif /* not __GNUC_VA_LIST */
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/* If this is for internal libc use, don't define anything but
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__gnuc_va_list. */
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#if defined (_STDARG_H) || defined (_VARARGS_H)
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/* In GCC version 2, we want an ellipsis at the end of the declaration
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of the argument list. GCC version 1 can't parse it. */
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#if __GNUC__ > 1
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#define __va_ellipsis ...
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#else
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#define __va_ellipsis
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#endif
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#define __va_rounded_size(TYPE) \
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(((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int))
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#ifdef _STDARG_H
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#define va_start(AP, LASTARG) \
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(AP = ((char *) &(LASTARG) + __va_rounded_size (LASTARG)))
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#else
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#define va_alist __builtin_va_alist
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#define va_dcl int __builtin_va_alist; __va_ellipsis
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#define va_start(AP) AP = (char *) &__builtin_va_alist
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#endif
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void va_end (__gnuc_va_list); /* Defined in libgcc.a */
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#define va_end(AP)
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#ifdef lint /* complains about constant in conditional context */
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#define va_arg(list, mode) ((mode *)(list += sizeof(mode)))[-1]
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#else /* !lint */
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#define va_arg(AP, mode) \
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((mode *)(AP = (char *) (__alignof(mode) > 4 \
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? ((int)AP + 2*8 - 1) & -8 \
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: ((int)AP + 2*4 - 1) & -4)))[-1]
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#endif /* lint */
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#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */
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