score: Add WATCHDOG_INITIALIZER()

cpukit/score/include/rtems/score/watchdogimpl.h

@@ -39,6 +39,19 @@ extern "C" {
  */
 #define WATCHDOG_MAXIMUM_INTERVAL ((Watchdog_Interval) 0xffffffff)
 
+/**
+ * @brief Watchdog initializer for static initialization.
+ *
+ * @see _Watchdog_Initialize().
+ */
+#define WATCHDOG_INITIALIZER( routine, id, user_data ) \
+  { \
+    { NULL, NULL }, \
+    WATCHDOG_INACTIVE, \
+    0, 0, 0, 0, \
+    ( routine ), ( id ), ( user_data ) \
+  }
+
 /**
  *  @brief the manner in which a watchdog chain may
  *  be adjusted by the @ref _Watchdog_Adjust routine.

testsuites/sptests/spwatchdog/init.c

@@ -24,6 +24,27 @@
 
 #include <rtems/score/watchdogimpl.h>
 
+static void test_watchdog_routine( Objects_Id id, void *arg )
+{
+  (void) id;
+  (void) arg;
+
+  rtems_test_assert( 0 );
+}
+
+static void test_watchdog_static_init( void )
+{
+  Objects_Id id = 0x12345678;
+  void *arg = (void *) 0xdeadbeef;
+  Watchdog_Control a = WATCHDOG_INITIALIZER( test_watchdog_routine, id, arg );
+  Watchdog_Control b;
+
+  memset( &b, 0, sizeof( b ) );
+  _Watchdog_Initialize( &b, test_watchdog_routine, id, arg );
+
+  rtems_test_assert( memcmp( &a, &b, sizeof( a ) ) == 0 );
+}
+
 rtems_task Init(
   rtems_task_argument argument
 )
@@ -35,6 +56,9 @@ rtems_task Init(
    puts( "\n*** RTEMS WATCHDOG ***" );
 
   puts( "INIT - report on empty watchdog chain" );
+
+  test_watchdog_static_init();
+
   _Chain_Initialize_empty( &empty );
   _Watchdog_Report_chain( "Empty Chain", &empty );