Ада-95. Компилятор GNAT


              

Пакет AdaStreamsStream_IO


with Ada.IO_Exceptions;

package Ada.Streams.Stream_IO is

type Stream_Access is access all Root_Stream_Type'Class; type File_Type is limited private; type File_Mode is (In_File, Out_File, Append_File);

type Count is range 0 .. Определяется_Реализацией;

subtype Positive_Count is Count range 1 .. Count'Last; -- индекс в файле, -- в потоковых -- элементах

-- Подпрограммы управления файлами

procedure Create (File : in out File_Type; Mode : in File_Mode := Out_File; Name : in String := ""; Form : in String := "");

procedure Open (File : in out File_Type; Mode : in File_Mode; Name : in String; Form : in String := "");

procedure Close (File : in out File_Type); procedure Delete (File : in out File_Type); procedure Reset (File : in out File_Type; Mode : in File_Mode); procedure Reset (File : in out File_Type);

function Mode (File : in File_Type) return File_Mode; function Name (File : in File_Type) return String; function Form (File : in File_Type) return String;

function Is_Open (File : in File_Type) return Boolean; function End_Of_File (File : in File_Type) return Boolean;

function Stream (File : in File_Type) return Stream_Access;

-- Подпрограммы ввода/вывода

procedure Read (File : in File_Type; Item : out Stream_Element_Array; Last : out Stream_Element_Offset; From : in Positive_Count);

procedure Read (File : in File_Type; Item : out Stream_Element_Array; Last : out Stream_Element_Offset);

procedure Write (File : in File_Type; Item : in Stream_Element_Array; To : in Positive_Count);

procedure Write (File : in File_Type; Item : in Stream_Element_Array);

-- Подпрограммы управления позиционированием внутри файла

procedure Set_Index (File : in File_Type; To : in Positive_Count);

function Index (File : in File_Type) return Positive_Count; function Size (File : in File_Type) return Count;

procedure Set_Mode (File : in out File_Type; Mode : in File_Mode);

procedure Flush (File : in out File_Type);

-- Исключения

Status_Error : exception renames IO_Exceptions.Status_Error; Mode_Error : exception renames IO_Exceptions.Mode_Error; Name_Error : exception renames IO_Exceptions.Name_Error; Use_Error : exception renames IO_Exceptions.Use_Error; Device_Error : exception renames IO_Exceptions.Device_Error; End_Error : exception renames IO_Exceptions.End_Error; Data_Error : exception renames IO_Exceptions.Data_Error;

private

. . . -- стандартом языка не определено

end Ada.Streams.Stream_IO;

Copyright (C) А.Гавва V-0.4w май 2004



Содержание  Назад  Вперед