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Rational R1000/400 Tapes

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Index: ┃ T V ┃

⟦524246836⟧ TextFile

    Length: 9088 (0x2380)
    Types: TextFile
    Names: »V«

Derivation

└─⟦407de186f⟧ Bits:30000749 8mm tape, Rational 1000, RCFSUN
    └─ ⟦e5cd75ab4⟧ »DATA« 
        └─⟦this⟧

TextFile

with Io_Exceptions;

package Text_Io is

    type File_Type is limited private;

    type File_Mode is (In_File, Out_File);

    type Count is range 0 .. 2 ** 31 - 1;  
    subtype Positive_Count is Count range 1 .. Count'Last;
    Unbounded : constant Count := 0; -- line and page length

    -- The upper bound for COUNT is implementation-defined.

    subtype Field is Integer range 0 .. 255;  
    subtype Number_Base is Integer range 2 .. 16;

    -- The upper bound for FIELD is implementation-defined.

    type Type_Set is (Lower_Case, Upper_Case);

    -- File Management

    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;

    -- Control of default input and output files

    procedure Set_Input (File : in File_Type);
    procedure Set_Output (File : in File_Type);

    function Standard_Input return File_Type;
    function Standard_Output return File_Type;

    function Current_Input return File_Type;
    function Current_Output return File_Type;

    -- Specification of line and page lengths

    procedure Set_Line_Length (File : in File_Type; To : in Count);
    procedure Set_Line_Length (To : in Count);

    procedure Set_Page_Length (File : in File_Type; To : in Count);
    procedure Set_Page_Length (To : in Count);

    function Line_Length (File : in File_Type) return Count;
    function Line_Length return Count;

    function Page_Length (File : in File_Type) return Count;
    function Page_Length return Count;

    -- Column, Line, and Page Control

    procedure New_Line (File : in File_Type; Spacing : in Positive_Count := 1);
    procedure New_Line (Spacing : in Positive_Count := 1);

    procedure Skip_Line (File : in File_Type; Spacing : in Positive_Count := 1);
    procedure Skip_Line (Spacing : in Positive_Count := 1);

    function End_Of_Line (File : in File_Type) return Boolean;
    function End_Of_Line return Boolean;

    procedure New_Page (File : in File_Type);
    procedure New_Page;

    procedure Skip_Page (File : in File_Type);
    procedure Skip_Page;

    function End_Of_Page (File : in File_Type) return Boolean;
    function End_Of_Page return Boolean;

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

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

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

    function Col (File : in File_Type) return Positive_Count;
    function Col return Positive_Count;

    function Line (File : in File_Type) return Positive_Count;
    function Line return Positive_Count;

    function Page (File : in File_Type) return Positive_Count;
    function Page return Positive_Count;

    -- Character Input-Output

    procedure Get (File : in File_Type; Item : out Character);
    procedure Get (Item : out Character);
    procedure Put (File : in File_Type; Item : in Character);
    procedure Put (Item : in Character);

    -- String Input-Output

    procedure Get (File : in File_Type; Item : out String);
    procedure Get (Item : out String);
    procedure Put (File : in File_Type; Item : in String);
    procedure Put (Item : in String);

    procedure Get_Line
                 (File : in File_Type; Item : out String; Last : out Natural);
    procedure Get_Line (Item : out String; Last : out Natural);
    procedure Put_Line (File : in File_Type; Item : in String);
    procedure Put_Line (Item : in String);

    -- Generic package for Input-Output of Integer Types

    generic
        type Num is range <>;
    package Integer_Io is

        Default_Width : Field := Num'Width;
        Default_Base : Number_Base := 10;


        procedure Get (File : in File_Type;
                       Item : out Num;
                       Width : in Field := 0);
        procedure Get (Item : out Num; Width : in Field := 0);

        procedure Put (File : in File_Type;
                       Item : in Num;
                       Width : in Field := Default_Width;
                       Base : in Number_Base := Default_Base);

        procedure Put (Item : in Num;
                       Width : in Field := Default_Width;
                       Base : in Number_Base := Default_Base);

        procedure Get (From : in String; Item : out Num; Last : out Positive);
        procedure Put (To : out String;
                       Item : in Num;
                       Base : in Number_Base := Default_Base);

    end Integer_Io;

    -- Generic package for Input-Output of Real Types

    generic
        type Num is digits <>;
    package Float_Io is

        Default_Fore : Field := 2;
        Default_Aft : Field := Num'Digits - 1;
        Default_Exp : Field := 3;


        procedure Get (File : in File_Type;
                       Item : out Num;
                       Width : in Field := 0);
        procedure Get (Item : out Num; Width : in Field := 0);

        procedure Put (File : in File_Type;
                       Item : in Num;
                       Fore : in Field := Default_Fore;
                       Aft : in Field := Default_Aft;
                       Exp : in Field := Default_Exp);

        procedure Put (Item : in Num;
                       Fore : in Field := Default_Fore;
                       Aft : in Field := Default_Aft;
                       Exp : in Field := Default_Exp);

        procedure Get (From : in String; Item : out Num; Last : out Positive);
        procedure Put (To : out String;
                       Item : in Num;
                       Aft : in Field := Default_Aft;
                       Exp : in Integer := Default_Exp);

    end Float_Io;

    generic
        type Num is delta <>;
    package Fixed_Io is

        Default_Fore : Field := Num'Fore;
        Default_Aft : Field := Num'Aft;
        Default_Exp : Field := 0;


        procedure Get (File : in File_Type;
                       Item : out Num;
                       Width : in Field := 0);
        procedure Get (Item : out Num; Width : in Field := 0);

        procedure Put (File : in File_Type;
                       Item : in Num;
                       Fore : in Field := Default_Fore;
                       Aft : in Field := Default_Aft;
                       Exp : in Field := Default_Exp);

        procedure Put (Item : in Num;
                       Fore : in Field := Default_Fore;
                       Aft : in Field := Default_Aft;
                       Exp : in Field := Default_Exp);

        procedure Get (From : in String; Item : out Num; Last : out Positive);
        procedure Put (To : out String;
                       Item : in Num;
                       Aft : in Field := Default_Aft;
                       Exp : in Integer := Default_Exp);

    end Fixed_Io;

    -- Generic package for Input-Output of Enumeration types

    generic
        type Enum is (<>);
    package Enumeration_Io is

        Default_Width : Field := 0;
        Default_Setting : Type_Set := Upper_Case;


        procedure Get (File : in File_Type; Item : out Enum);
        procedure Get (Item : out Enum);

        procedure Put (File : in File_Type;
                       Item : in Enum;
                       Width : in Field := Default_Width;
                       Set : in Type_Set := Default_Setting);

        procedure Put (Item : in Enum;
                       Width : in Field := Default_Width;
                       Set : in Type_Set := Default_Setting);

        procedure Get (From : in String; Item : out Enum; Last : out Positive);
        procedure Put (To : out String;
                       Item : in Enum;
                       Set : in Type_Set := Default_Setting);

    end Enumeration_Io;

    -- Exceptions

    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;
    Layout_Error : exception renames Io_Exceptions.Layout_Error;

private

    type File_Type is new Integer;

end Text_Io;