51 lines
1.7 KiB
C
51 lines
1.7 KiB
C
/* Copyright (C) 2003 The KOS Team
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Copyright (C) 1999 Free Software Foundation
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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USA.
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*/
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#ifndef _SOS_LIBC_STDARG_H_
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#define _SOS_LIBC_STDARG_H_
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#include <types.h>
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/**
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* @file stdarg.h
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*/
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/* Borrowed from GCC */
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#define __GNUC_VA_LIST
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typedef void *__gnuc_va_list;
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typedef __gnuc_va_list va_list;
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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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#define va_start(AP, LASTARG) \
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(AP = ((__gnuc_va_list) __builtin_next_arg (LASTARG)))
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#define va_end(AP) \
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((void)0)
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#define va_arg(AP, TYPE) \
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(AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)), \
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*((TYPE *) (void *) ((char *) (AP) - __va_rounded_size (TYPE))))
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#define __va_copy(dest, src) \
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(dest) = (src)
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/* stdarg.h functions. There might be a non-standard behavior: there
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will always be a trailing '\0' in the resulting string */
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int vsnprintf(char *, size_t, const char *, va_list);
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int snprintf(char *, size_t, const char *, /*args*/ ...)
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__attribute__ ((format (printf, 3, 4)));
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#endif /* _SOS_LIBC_STDARG_H_ */
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