From ea7eeb2fd2e7a73d951f394d5d14a5ba5a75d4b2 Mon Sep 17 00:00:00 2001
From: Wang Yuan <wangyuan21@baidu.com>
Date: Sun, 9 Aug 2020 03:03:56 +0800
Subject: [PATCH] Print error info if failed opening config file (#6943)

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

diff --git a/src/config.c b/src/config.c
index 52a859a77..b94d1c9f4 100644
--- a/src/config.c
+++ b/src/config.c
@@ -556,7 +556,8 @@ void loadServerConfig(char *filename, char *options) {
         } else {
             if ((fp = fopen(filename,"r")) == NULL) {
                 serverLog(LL_WARNING,
-                    "Fatal error, can't open config file '%s'", filename);
+                    "Fatal error, can't open config file '%s': %s",
+                    filename, strerror(errno));
                 exit(1);
             }
         }