304 lines
8.7 KiB
Ada
304 lines
8.7 KiB
Ada
------------------------------------------------------------------------------
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-- --
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-- GNAT RUN-TIME COMPONENTS --
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-- --
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-- S Y S T E M . P A R T I T I O N _ I N T E R F A C E --
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-- --
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-- B o d y --
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-- (Dummy body for non-distributed case) --
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-- --
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-- $Revision: 1.21 $
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-- --
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-- Copyright (C) 1995-2000 Free Software Foundation, Inc. --
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-- --
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-- GNARL is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 2, or (at your option) any later ver- --
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-- sion. GNARL is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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-- for more details. You should have received a copy of the GNU General --
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-- Public License distributed with GNARL; see file COPYING. If not, write --
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-- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
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-- MA 02111-1307, USA. --
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-- --
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-- As a special exception, if other files instantiate generics from this --
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-- unit, or you link this unit with other files to produce an executable, --
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-- this unit does not by itself cause the resulting executable to be --
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-- covered by the GNU General Public License. This exception does not --
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-- however invalidate any other reasons why the executable file might be --
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-- covered by the GNU Public License. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
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-- --
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------------------------------------------------------------------------------
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package body System.Partition_Interface is
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M : constant := 7;
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type String_Access is access String;
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-- To have a minimal implementation of U'Partition_ID.
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type Pkg_Node;
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type Pkg_List is access Pkg_Node;
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type Pkg_Node is record
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Name : String_Access;
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Next : Pkg_List;
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end record;
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Pkg_Head : Pkg_List;
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Pkg_Tail : Pkg_List;
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function getpid return Integer;
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pragma Import (C, getpid);
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PID : constant Integer := getpid;
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function Lower (S : String) return String;
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Passive_Prefix : constant String := "SP__";
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-- String prepended in top of shared passive packages
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procedure Check
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(Name : in Unit_Name;
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Version : in String;
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RCI : in Boolean := True)
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is
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begin
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null;
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end Check;
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-----------------------------
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-- Get_Active_Partition_Id --
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-----------------------------
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function Get_Active_Partition_ID
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(Name : Unit_Name)
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return System.RPC.Partition_ID
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is
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P : Pkg_List := Pkg_Head;
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N : String := Lower (Name);
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begin
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while P /= null loop
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if P.Name.all = N then
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return Get_Local_Partition_ID;
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end if;
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P := P.Next;
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end loop;
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return M;
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end Get_Active_Partition_ID;
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------------------------
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-- Get_Active_Version --
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------------------------
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function Get_Active_Version
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(Name : Unit_Name)
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return String
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is
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begin
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return "";
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end Get_Active_Version;
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----------------------------
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-- Get_Local_Partition_Id --
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----------------------------
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function Get_Local_Partition_ID return System.RPC.Partition_ID is
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begin
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return System.RPC.Partition_ID (PID mod M);
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end Get_Local_Partition_ID;
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------------------------------
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-- Get_Passive_Partition_ID --
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------------------------------
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function Get_Passive_Partition_ID
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(Name : Unit_Name)
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return System.RPC.Partition_ID
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is
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begin
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return Get_Local_Partition_ID;
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end Get_Passive_Partition_ID;
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-------------------------
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-- Get_Passive_Version --
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-------------------------
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function Get_Passive_Version
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(Name : Unit_Name)
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return String
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is
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begin
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return "";
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end Get_Passive_Version;
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------------------------------
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-- Get_RCI_Package_Receiver --
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------------------------------
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function Get_RCI_Package_Receiver
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(Name : Unit_Name)
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return Interfaces.Unsigned_64
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is
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begin
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return 0;
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end Get_RCI_Package_Receiver;
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-------------------------------
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-- Get_Unique_Remote_Pointer --
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-------------------------------
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procedure Get_Unique_Remote_Pointer
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(Handler : in out RACW_Stub_Type_Access)
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is
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begin
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null;
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end Get_Unique_Remote_Pointer;
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------------
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-- Launch --
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------------
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procedure Launch
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(Rsh_Command : in String;
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Name_Is_Host : in Boolean;
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General_Name : in String;
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Command_Line : in String)
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is
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begin
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null;
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end Launch;
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-----------
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-- Lower --
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-----------
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function Lower (S : String) return String is
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T : String := S;
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begin
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for J in T'Range loop
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if T (J) in 'A' .. 'Z' then
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T (J) := Character'Val (Character'Pos (T (J)) -
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Character'Pos ('A') +
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Character'Pos ('a'));
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end if;
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end loop;
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return T;
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end Lower;
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------------------------------------
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-- Raise_Program_Error_For_E_4_18 --
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------------------------------------
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procedure Raise_Program_Error_For_E_4_18 is
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begin
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Ada.Exceptions.Raise_Exception
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(Program_Error'Identity,
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"Illegal usage of remote access to class-wide type. See RM E.4(18)");
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end Raise_Program_Error_For_E_4_18;
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-------------------------------------
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-- Raise_Program_Error_Unknown_Tag --
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-------------------------------------
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procedure Raise_Program_Error_Unknown_Tag
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(E : in Ada.Exceptions.Exception_Occurrence)
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is
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begin
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Ada.Exceptions.Raise_Exception
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(Program_Error'Identity, Ada.Exceptions.Exception_Message (E));
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end Raise_Program_Error_Unknown_Tag;
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--------------
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-- RCI_Info --
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--------------
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package body RCI_Info is
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-----------------------------
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-- Get_Active_Partition_ID --
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-----------------------------
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function Get_Active_Partition_ID return System.RPC.Partition_ID is
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P : Pkg_List := Pkg_Head;
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N : String := Lower (RCI_Name);
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begin
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while P /= null loop
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if P.Name.all = N then
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return Get_Local_Partition_ID;
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end if;
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P := P.Next;
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end loop;
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return M;
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end Get_Active_Partition_ID;
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------------------------------
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-- Get_RCI_Package_Receiver --
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------------------------------
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function Get_RCI_Package_Receiver return Interfaces.Unsigned_64 is
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begin
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return 0;
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end Get_RCI_Package_Receiver;
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end RCI_Info;
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------------------------------
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-- Register_Passive_Package --
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------------------------------
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procedure Register_Passive_Package
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(Name : in Unit_Name;
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Version : in String := "")
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is
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begin
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Register_Receiving_Stub (Passive_Prefix & Name, null, Version);
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end Register_Passive_Package;
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-----------------------------
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-- Register_Receiving_Stub --
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-----------------------------
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procedure Register_Receiving_Stub
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(Name : in Unit_Name;
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Receiver : in RPC.RPC_Receiver;
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Version : in String := "")
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is
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begin
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if Pkg_Tail = null then
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Pkg_Head := new Pkg_Node'(new String'(Lower (Name)), null);
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Pkg_Tail := Pkg_Head;
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else
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Pkg_Tail.Next := new Pkg_Node'(new String'(Lower (Name)), null);
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Pkg_Tail := Pkg_Tail.Next;
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end if;
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end Register_Receiving_Stub;
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---------
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-- Run --
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---------
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procedure Run
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(Main : in Main_Subprogram_Type := null)
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is
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begin
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if Main /= null then
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Main.all;
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end if;
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end Run;
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end System.Partition_Interface;
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