From 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Sat, 12 Feb 2011 00:22:29 -0500 Subject: initial check-in, version 0.5.0 --- include/stdarg.h | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 include/stdarg.h (limited to 'include/stdarg.h') diff --git a/include/stdarg.h b/include/stdarg.h new file mode 100644 index 00000000..cb18778b --- /dev/null +++ b/include/stdarg.h @@ -0,0 +1,32 @@ +#ifndef _STDARG_H +#define _STDARG_H + +#ifdef __cplusplus +extern "C" { +#endif + +#define __NEED_va_list + +#include + +#define __VA_ALIGNED_SIZE(x) ((sizeof(x) + sizeof(int) - 1) & ~(sizeof(int) - 1)) + +#define va_start(ap, last) ((ap) = (void *)(((char *)&(last)) + __VA_ALIGNED_SIZE(last))) +#define va_end(ap) ((void)0) +#define va_copy(dest, src) ((dest) = (src)) + +#if 0 +#define va_arg(ap, type) \ + ( ((ap) = (va_list)((char *)(ap) + sizeof(type))), \ + *(type *)(void *)((char *)(ap) - sizeof(type)) ) +#endif + +#define va_arg(ap, type) \ + ( ((ap) = (va_list)((char *)(ap) + __VA_ALIGNED_SIZE(type))), \ + *(type *)(void *)((char *)(ap) - __VA_ALIGNED_SIZE(type)) ) + +#ifdef __cplusplus +} +#endif + +#endif -- cgit v1.2.1