Use dedicated header in NDBClusterMon

NDBClusterMonitor used the MariaDBMonitor header instead of its own.

server/modules/monitor/ndbclustermon/ndbclustermon.h

@@ -1,5 +1,6 @@
-#ifndef _MYSQLMON_H
-#define _MYSQLMON_H
+#pragma once
+#ifndef _NDBCMON_H
+#define _NDBCMON_H
 /*
  * Copyright (c) 2016 MariaDB Corporation Ab
  *
@@ -13,39 +14,27 @@
  * Public License.
  */
 
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <monitor.h>
-#include <spinlock.h>
-#include <thread.h>
-#include <mysql.h>
-#include <mysqld_error.h>
-#include <log_manager.h>
-#include <secrets.h>
-#include <dcb.h>
-#include <modinfo.h>
-#include <config.h>
-#include <externcmd.h>
-
 /**
  * @file ndbclustermon.h - The NDB Cluster monitor
  *
  */
 
-/**
- * The handle for an instance of a NDB Cluster Monitor module
- */
+#include <maxscale/monitor.h>
+#include <maxscale/spinlock.h>
+#include <maxscale/thread.h>
+
+// The handle for an instance of a NDB Cluster Monitor module
 typedef struct
 {
+    THREAD thread; /**< Monitor thread */
     SPINLOCK lock; /**< The monitor spinlock */
-    pthread_t tid; /**< id of monitor thread */
+    unsigned long id; /**< Monitor ID */
+    uint64_t events; /*< enabled events */
     int shutdown; /**< Flag to shutdown the monitor thread */
     int status; /**< Monitor status */
-    unsigned long id; /**< Monitor ID */
-    MONITOR_SERVERS *master; /**< Master server for MySQL Master/Slave replication */
+    MXS_MONITORED_SERVER *master; /**< Master server for MySQL Master/Slave replication */
     char* script; /*< Script to call when state changes occur on servers */
-    bool events[MAX_MONITOR_EVENT]; /*< enabled events */
-} MYSQL_MONITOR;
+    MXS_MONITOR* monitor;
+} NDBC_MONITOR;
 
 #endif