Added GEDF-Scheduler function.

mtapi_c/src/embb_mtapi_scheduler_t.c

@@ -169,6 +169,24 @@ embb_mtapi_task_t * embb_mtapi_scheduler_get_next_task_lf(
   return task;
 }
 
+#ifdef EMBB_HARD_REALTIME
+embb_mtapi_task_t * embb_mtapi_scheduler_get_next_task_gedf(
+  embb_mtapi_scheduler_t * that,
+  embb_mtapi_node_t * node,
+  embb_mtapi_thread_context_t * thread_context) {
+  embb_mtapi_task_t * task = MTAPI_NULL;
+
+  EMBB_UNUSED(thread_context);
+
+  assert(MTAPI_NULL != that);
+  assert(MTAPI_NULL != node);
+
+  task = embb_mtapi_task_queue_pop(&node->global_task_queue);
+
+  return task;
+}
+#endif /*EMBB_HARD_REALTIME*/
+
 embb_mtapi_task_t * embb_mtapi_scheduler_get_next_task(
   embb_mtapi_scheduler_t * that,
   embb_mtapi_node_t * node,
@@ -188,6 +206,12 @@ embb_mtapi_task_t * embb_mtapi_scheduler_get_next_task(
     task = embb_mtapi_scheduler_get_next_task_vhpf(
       that, node, thread_context);
     break;
+#ifdef EMBB_HARD_REALTIME
+  case GLOBAL_EDF:
+    task = embb_mtapi_scheduler_get_next_task_gedf(
+      that, node, thread_context);
+    break;
+#endif /*EMBB_HARD_REALTIME*/
   case NUM_SCHEDULER_MODES:
   default:
     embb_mtapi_log_error(