From 22f50ec7ffd8a6be063b50582d0989023b6c7987 Mon Sep 17 00:00:00 2001
From: Karol Gugala <kgugala@antmicro.com>
Date: Tue, 28 Sep 2021 14:11:31 +0200
Subject: [PATCH] libc: add errno include

This solves missing `__errno` symbol linker errors

Signed-off-by: Karol Gugala <kgugala@antmicro.com>
---
 litex/soc/software/libc/missing.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/litex/soc/software/libc/missing.c b/litex/soc/software/libc/missing.c
index c70d8f368..fb9faf22e 100644
--- a/litex/soc/software/libc/missing.c
+++ b/litex/soc/software/libc/missing.c
@@ -5,6 +5,7 @@
  */
 
 #include <stddef.h>
+#include <errno.h>
 
 int getentropy(void *v, size_t s) {
     return -1;