(mc_event_mass_add): make events const.

Signed-off-by: Andrew V. Samoilov <a.samoilov@gmail.com>

lib/event.h

@@ -34,7 +34,7 @@ void mc_event_del (const gchar *, const gchar *, mc_event_callback_func_t, gpoin
 void mc_event_destroy (const gchar *, const gchar *);
 void mc_event_group_del (const gchar *);
 gboolean mc_event_present (const gchar *, const gchar *);
-gboolean mc_event_mass_add (event_init_t *, GError **);
+gboolean mc_event_mass_add (const event_init_t *, GError **);
 
 /* raise.c: */
 gboolean mc_event_raise (const gchar *, const gchar *, gpointer);

lib/event/event.c

@@ -92,7 +92,7 @@ mc_event_deinit (GError ** mcerror)
 /* --------------------------------------------------------------------------------------------- */
 
 gboolean
-mc_event_mass_add (event_init_t * events, GError ** mcerror)
+mc_event_mass_add (const event_init_t * events, GError ** mcerror)
 {
     size_t array_index;