From 68e1c4f0684de5dd5cefaf8d775657b42ce09dbe Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Tue, 14 Mar 2017 11:37:31 +1100
Subject: [PATCH] pic16bit/main: Make mp_lexer_new_from_file raise an
 exception.

---
 pic16bit/main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pic16bit/main.c b/pic16bit/main.c
index 5c58d5c68b..f2a9debab1 100644
--- a/pic16bit/main.c
+++ b/pic16bit/main.c
@@ -33,6 +33,7 @@
 #include "py/runtime.h"
 #include "py/gc.h"
 #include "py/mphal.h"
+#include "py/mperrno.h"
 #include "lib/utils/pyexec.h"
 #include "readline.h"
 #include "board.h"
@@ -98,7 +99,7 @@ void gc_collect(void) {
 }
 
 mp_lexer_t *mp_lexer_new_from_file(const char *filename) {
-    return NULL;
+    mp_raise_OSError(MP_ENOENT);
 }
 
 mp_import_stat_t mp_import_stat(const char *path) {