Initial commit

1 files changed, 27 insertions, 0 deletions

diff --git a/include/stdarg.h b/include/stdarg.h
new file mode 100644
index 0000000..8eb1341
--- /dev/null
+++ b/include/stdarg.h
@@ -0,0 +1,27 @@
+/*
+ * stdarg.h
+ *
+ * Provides va_list and associated functions
+ */
+
+#ifndef _STDARG_H
+#define _STDARG_H
+
+typedef char* va_list;
+
+#define __va_rounded_size(TYPE) \
+  (((sizeof(TYPE) + sizeof(int) - 1) / sizeof(int)) * sizeof(int))
+
+#define va_start(AP, LAST) \
+  (AP = ((char*) &LAST + __va_rounded_size(LAST)))
+
+#define va_arg(AP, TYPE) \
+  (AP += __va_rounded_size(TYPE), \
+   *((TYPE*) (AP - __va_rounded_size(TYPE))))
+
+#define va_end(AP)
+
+#define va_copy(DEST, SRC) \
+  (DEST = SRC)
+
+#endif