placeholder for someone to implement a ping for persistent connections

diff --git a/ext/pdo_mysql/mysql_driver.c b/ext/pdo_mysql/mysql_driver.c
index 876f1767feafa48017103423af4e6f0560623562..783a6c7e6355411f97aa826e40c7584522d21d62 100755 (executable)
--- a/ext/pdo_mysql/mysql_driver.c
+++ b/ext/pdo_mysql/mysql_driver.c
@@ -249,7 +249,8 @@ static struct pdo_dbh_methods mysql_methods = {
        NULL,
        pdo_mysql_last_insert_id,
        pdo_mysql_fetch_error_func,
-       pdo_mysql_get_attribute
+       pdo_mysql_get_attribute,
+       NULL /* check_liveness: TODO: ping */
 };
 
 #ifndef PDO_MYSQL_UNIX_ADDR