add skeleton of symbols from C11 LIB_EXT1

1 files changed, 32 insertions, 0 deletions

diff --git a/src/stdio/printf_s.c b/src/stdio/printf_s.c
new file mode 100644
index 00000000..b5917062
--- /dev/null
+++ b/src/stdio/printf_s.c
@@ -0,0 +1,32 @@
+#include "stdio.h"
+#include "stdarg.h"
+
+/** write formatted output **/
+int printf_s(const char *format, ...)
+{
+	__C_EXT(1, 201112L);
+        int retval;
+        va_list ap;
+        va_start(ap, format);
+        retval = vfprintf_s(stdout, format, ap);
+        va_end(ap);
+        return retval;
+}
+
+/***
+The fn(fprintf) function writes a formatted string to macro(stdout).
+
+FIXME: printf format goes here
+***/
+
+/* UNSPECIFIED: ??? */
+/* UNDEFINED: ??? */
+/* IMPLEMENTATION: ??? */
+/* LOCALE: ??? */
+
+/* RETURN(NEG): an error occurred */
+/* RETURN: the number of characters written */
+
+/*
+CEXT1(201112)
+*/