From eaef3db142494966b4e3b194f4a844b3748efabf Mon Sep 17 00:00:00 2001
From: "Roger A. Light" <roger@atchoo.org>
Date: Mon, 27 Jun 2016 20:58:25 +0100
Subject: [PATCH] O_DIRECTORY not supported everywhere, use O_RDONLY.

---
 src/persist.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/persist.c b/src/persist.c
index 406675f9..5ec4fe11 100644
--- a/src/persist.c
+++ b/src/persist.c
@@ -402,9 +402,9 @@ int mqtt3_db_backup(struct mosquitto_db *db, bool shutdown)
 	fsync(fileno(db_fptr));
 
 	if(db->config->persistence_location){
-		dir_fd = open(db->config->persistence_location, O_DIRECTORY);
+		dir_fd = open(db->config->persistence_location, O_RDONLY);
 	}else{
-		dir_fd = open(".", O_DIRECTORY);
+		dir_fd = open(".", O_RDONLY);
 	}
 	if(dir_fd > 0){
 		fsync(dir_fd);