From e80af3bde7505d55446c5d453a4b9f367d0dce37 Mon Sep 17 00:00:00 2001
From: Lars Tangvald <lars.tangvald@oracle.com>
Date: Tue, 2 Jun 2015 09:53:40 +0200
Subject: [PATCH] Use --innodb-read-only to avoid writing junk files when
 parsing verbose help output to get datadir

---
 5.7/docker-entrypoint.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/5.7/docker-entrypoint.sh b/5.7/docker-entrypoint.sh
index f8d0086f2..e173dc340 100755
--- a/5.7/docker-entrypoint.sh
+++ b/5.7/docker-entrypoint.sh
@@ -17,7 +17,7 @@ fi
 
 if [ "$1" = 'mysqld' ]; then
 	# Get config
-	DATADIR="$("$@" --verbose --help 2>/dev/null | awk '$1 == "datadir" { print $2; exit }')"
+	DATADIR="$("$@" --verbose --help --innodb-read-only 2>/dev/null | awk '$1 == "datadir" { print $2; exit }')"
 	SOCKET=$(get_option  mysqld socket "$DATADIR/mysql.sock")
 	PIDFILE=$(get_option mysqld pid-file "/var/run/mysqld/mysqld.pid")