1 files changed, 20 insertions, 0 deletions
diff --git a/src/wchar/vfwprintf_s.c b/src/wchar/vfwprintf_s.c
new file mode 100644
index 00000000..3b18525f
--- /dev/null
+++ b/src/wchar/vfwprintf_s.c
@@ -0,0 +1,20 @@
+#include "stdio.h"
+#include "wchar.h"
+
+int vfwprintf_s(FILE * restrict stream, const wchar_t * restrict format, va_list arg)
+{
+	__C_EXT(1, 201112L);
+	va_list ap;
+	va_copy(ap, arg);
+	int len = vsnwprintf(NULL, 0, format, arg);
+	wchar_t *buf = malloc((len + 1) * sizeof(wchar_t));
+	len = vsnprintf(buf, len, format, ap);
+	va_end(ap);
+	//len = (int)fwrite(buf, sizeof(*buf), len, stream);
+	free(buf);
+	return len;
+}
+
+/*
+CEXT1(201112)
+*/