--- libaitsched/inc/defs.h	2022/10/17 22:45:06	1.17
+++ libaitsched/inc/defs.h	2023/02/25 15:55:01	1.18
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: defs.h,v 1.17 2022/10/17 22:45:06 misho Exp $
+* $Id: defs.h,v 1.18 2023/02/25 15:55:01 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -12,7 +12,7 @@ terms:
 All of the documentation and software included in the ELWIX and AITNET
 Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
 
-Copyright 2004 - 2022
+Copyright 2004 - 2023
 	by Michael Pounov <misho@elwix.org>.  All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -182,6 +182,22 @@ extern char sched_Error[];
 void sched_SetErr(int, char *, ...);
 
 
+static inline struct timespec *
+sched_timespecmin(struct timespec * __restrict spa, struct timespec * __restrict spb)
+{
+	assert(spa && spb);
+
+	if (sched_timespecisinf(spa))
+		return spb;
+	if (sched_timespecisinf(spb))
+		return spa;
+
+	if (spa->tv_sec == spb->tv_sec)
+		return (spa->tv_nsec < spb->tv_nsec) ? spa : spb;
+	else
+		return (spa->tv_sec < spb->tv_sec) ? spa : spb;
+}
+
 static inline void
 remove_task_from(sched_task_t * __restrict t, sched_queue_t * __restrict q)
 {
@@ -212,6 +228,15 @@ transit_task2unuse(sched_task_t * __restrict t, sched_
 	TASK_UNLOCK(t);
 	TASK_TYPE(t) = taskUNUSE;
 	insert_task_to(t, &(TASK_ROOT(t))->root_unuse);
+}
+
+static inline void
+transit_task2ready(sched_task_t * __restrict t, sched_queue_t * __restrict q)
+{
+	remove_task_from(t, q);
+
+	t->task_type = taskREADY;
+	insert_task_to(t, &(TASK_ROOT(t))->root_ready);
 }