Ada Programming/Libraries/Ada.Dynamic Priorities

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---

This language feature is available from Ada 95 on.

Ada.Dynamic_Priorities is a unit of the Predefined Language Environment since Ada 95.

Specification

--                     Standard Ada library specification
--   Copyright (c) 2003-2018 Maxim Reznik <reznikmm@gmail.com>
--   Copyright (c) 2004-2016 AXE Consultants
--   Copyright (c) 2004, 2005, 2006 Ada-Europe
--   Copyright (c) 2000 The MITRE Corporation, Inc.
--   Copyright (c) 1992, 1993, 1994, 1995 Intermetrics, Inc.
--   SPDX-License-Identifier: BSD-3-Clause and LicenseRef-AdaReferenceManual
-- -------------------------------------------------------------------------

with Ada.Task_Identification; --  See C.7.1
with System;

package Ada.Dynamic_Priorities is

   pragma Preelaborate (Dynamic_Priorities);

   procedure Set_Priority (Priority : in System.Any_Priority;
                           T        : in Ada.Task_Identification.Task_Id
                             := Ada.Task_Identification.Current_Task);

   function Get_Priority (T : in Ada.Task_Identification.Task_Id
                            := Ada.Task_Identification.Current_Task)
     return System.Any_Priority;

end Ada.Dynamic_Priorities;

See also

Wikibook

• Ada Programming/Libraries/Ada

External examples

• Search for examples of Ada.Dynamic_Priorities in: Rosetta Code, GitHub (gists), any Alire crate or this Wikibook.
• Search for posts related to Ada.Dynamic_Priorities in: Stack Overflow, comp.lang.ada or any Ada related page.

Ada Reference Manual

Ada 95

• D.5: Dynamic Priorities ^[Annotated]

Ada 2005

• D.5: Dynamic Priorities ^[Annotated]

Ada 2012

• D.5.1: Dynamic Priorities for Tasks ^[Annotated]

Open-Source Implementations

FSF GNAT

• Specification: a-dynpri.ads
• Body: a-dynpri.adb

drake

• Specification: tasking/a-dynpri.ads