Initial commit of current C compiler sources, partly rebranded but not yet properly cleaned up!

fakelibc/stdarg.h

@@ -0,0 +1,27 @@
+#ifndef _FAKELIBC_STDARG_H
+#define _FAKELIBC_STDARG_H
+
+// TODO: This will basically not work except for the simplest printf-like cases
+
+typedef long long** va_list;
+
+#define _VA_CHECK() \
+  if (__builtin_func_callconv != 101) {\
+    printf("ERROR: Unpacking varargs currently only works with __classic_call (#101). Function %s uses convention %d instead.\n", __func__, __builtin_func_callconv);\
+  }
+
+#define va_start(list,lastarg) \
+  do {\
+    _VA_CHECK();\
+    list = &lastarg;\
+    list++;\
+  } while(0)
+
+#define va_arg(list,T) \
+  (T)(list++)
+  
+#define va_end(list) \
+  do {list = (void*)0;} while(0)
+
+/* From ifndef at top of file: */
+#endif