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CodeBlocksPortable/MinGW/lib/gcc/mingw32/6.3.0/adainclude/s-sequio.ads

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Ada

------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- S Y S T E M . S E Q U E N T I A L _ I O --
-- --
-- S p e c --
-- --
-- Copyright (C) 1992-2009, Free Software Foundation, Inc. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception, --
-- version 3.1, as published by the Free Software Foundation. --
-- --
-- You should have received a copy of the GNU General Public License and --
-- a copy of the GCC Runtime Library Exception along with this program; --
-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
-- <http://www.gnu.org/licenses/>. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
-- This package contains the declaration of the control block used for
-- Sequential_IO. This must be declared at the outer library level. It also
-- contains code that is shared between instances of Sequential_IO.
with System.File_Control_Block;
with Ada.Streams;
package System.Sequential_IO is
package FCB renames System.File_Control_Block;
type Sequential_AFCB is new FCB.AFCB with null record;
-- No additional fields required for Sequential_IO
function AFCB_Allocate
(Control_Block : Sequential_AFCB) return FCB.AFCB_Ptr;
procedure AFCB_Close (File : not null access Sequential_AFCB);
procedure AFCB_Free (File : not null access Sequential_AFCB);
procedure Read
(File : in out Sequential_AFCB;
Item : out Ada.Streams.Stream_Element_Array;
Last : out Ada.Streams.Stream_Element_Offset);
-- Required overriding of Read, not actually used for Sequential_IO
procedure Write
(File : in out Sequential_AFCB;
Item : Ada.Streams.Stream_Element_Array);
-- Required overriding of Write, not actually used for Sequential_IO
type File_Type is access all Sequential_AFCB;
-- File_Type in individual instantiations is derived from this type
procedure Create
(File : in out File_Type;
Mode : FCB.File_Mode := FCB.Out_File;
Name : String := "";
Form : String := "");
procedure Open
(File : in out File_Type;
Mode : FCB.File_Mode;
Name : String;
Form : String := "");
end System.Sequential_IO;