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annotate lphobos/std/c/stdarg.d @ 1:c53b6e3fe49a trunk

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[svn r5] Initial commit. Most things are very rough.
author lindquist
date Sat, 01 Sep 2007 21:43:27 +0200
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children 0ccfae271c45
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c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
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1
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2 /**
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3 * C's <stdarg.h>
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4 * Authors: Hauke Duden and Walter Bright, Digital Mars, www.digitalmars.com
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5 * License: Public Domain
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6 * Macros:
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7 * WIKI=Phobos/StdCStdarg
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8 */
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9
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10 /* This is for use with extern(C) variable argument lists. */
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11
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12 module std.c.stdarg;
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13
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14 alias void* va_list;
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15
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16 template va_start(T)
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17 {
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18 void va_start(out va_list ap, inout T parmn)
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19 {
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20 ap = cast(va_list)(cast(void*)&parmn + ((T.sizeof + int.sizeof - 1) & ~(int.sizeof - 1)));
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21 }
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22 }
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23
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24 template va_arg(T)
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25 {
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26 T va_arg(inout va_list ap)
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27 {
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28 T arg = *cast(T*)ap;
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29 ap = cast(va_list)(cast(void*)ap + ((T.sizeof + int.sizeof - 1) & ~(int.sizeof - 1)));
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30 return arg;
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31 }
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32 }
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33
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34 void va_end(va_list ap)
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35 {
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36
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37 }
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38
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39 void va_copy(out va_list dest, va_list src)
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40 {
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41 dest = src;
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42 }