[task/set-permissions] shell script to set file permissions

PHPBB3-9689

phpBB/develop/set_permissions.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+# set permissions required for installation
+
+dir=$(dirname $0)
+
+for file in cache files store config.php images/avatars/upload
+do
+	chmod a+w $dir/../$file
+done