diff options
Diffstat (limited to 'include/stdarg.h')
-rw-r--r-- | include/stdarg.h | 32 |
1 files changed, 32 insertions, 0 deletions
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 <bits/alltypes.h> + +#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 |