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1 /*===---- stdarg.h - Variable argument handling ----------------------------===
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2 *
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3 * Copyright (c) 2008 Eli Friedman
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4 *
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5 * Permission is hereby granted, free of charge, to any person obtaining a copy
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6 * of this software and associated documentation files (the "Software"), to deal
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7 * in the Software without restriction, including without limitation the rights
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8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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9 * copies of the Software, and to permit persons to whom the Software is
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10 * furnished to do so, subject to the following conditions:
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11 *
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12 * The above copyright notice and this permission notice shall be included in
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13 * all copies or substantial portions of the Software.
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14 *
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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21 * THE SOFTWARE.
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22 *
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23 *===-----------------------------------------------------------------------===
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24 */
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25
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26 #ifndef __STDARG_H
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27 #define __STDARG_H
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28
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29 #ifndef _VA_LIST
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30 typedef __builtin_va_list va_list;
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31 #define _VA_LIST
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32 #endif
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33 #define va_start(ap, param) __builtin_va_start(ap, param)
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34 #define va_end(ap) __builtin_va_end(ap)
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35 #define va_arg(ap, type) __builtin_va_arg(ap, type)
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36
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37 /* GCC always defines __va_copy, but does not define va_copy unless in c99 mode
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38 * or -ansi is not specified, since it was not part of C90.
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39 */
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40 #define __va_copy(d,s) __builtin_va_copy(d,s)
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41
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42 #if __STDC_VERSION__ >= 199900L || __cplusplus >= 201103L || !defined(__STRICT_ANSI__)
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43 #define va_copy(dest, src) __builtin_va_copy(dest, src)
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44 #endif
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45
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46 /* Hack required to make standard headers work, at least on Ubuntu */
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47 #define __GNUC_VA_LIST 1
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48 typedef __builtin_va_list __gnuc_va_list;
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49
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50 #endif /* __STDARG_H */
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