Import dietlibc 0.22 + other fixes for AMD64

1 files changed, 15 insertions, 0 deletions

diff --git a/mdk-stage1/dietlibc/libstdio/vfdprintf.c b/mdk-stage1/dietlibc/libstdio/vfdprintf.c
new file mode 100644
index 000000000..fdfeb09e1
--- /dev/null
+++ b/mdk-stage1/dietlibc/libstdio/vfdprintf.c
@@ -0,0 +1,15 @@
+#include <stdarg.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include "dietstdio.h"
+
+static int __fwrite(void*ptr, size_t nmemb, int fd) {
+  return write(fd,ptr,nmemb);
+}
+
+int vfdprintf(int fd, const char *format, va_list arg_ptr)
+{
+  struct arg_printf ap = { (void*)(long)fd, (int(*)(void*,size_t,void*)) __fwrite };
+  return __v_printf(&ap,format,arg_ptr);
+}