DataMuseum.dk

top - metrics - download

    Length: 1698 (0x6a2)
    Types: TextFile
    Names: »V«

└─⟦d10a02448⟧ Bits:30000409 8mm tape, Rational 1000, ENVIRONMENT, D_12_7_3
    └─⟦fc9b38f02⟧ »DATA« 
        └─⟦9b46a407a⟧ 
            └─⟦12c68c704⟧ 
                └─⟦this⟧ 
└─⟦5f3412b64⟧ Bits:30000745 8mm tape, Rational 1000, ENVIRONMENT 12_6_5 TOOLS 
    └─⟦91c658230⟧ »DATA« 
        └─⟦458657fb6⟧ 
            └─⟦220843204⟧ 
                └─⟦this⟧ 

TextFile

with System;

package Random is

    type Handle is private;


    function Float_Value (The_Handle : Handle) return Float;
    --
    -- Will return values in the range [0.0 .. 1.0), but note that type
    -- conversion may cause rounding.

    function Natural_Value (The_Handle : Handle; Max : Natural) return Natural;
    --
    -- Return a value in the range 0 .. Max with uniform distribution.

    generic
        type Result_Type is (<>);
    function Enumeration_Value_Generic (The_Handle : Handle) return Result_Type;
    --
    -- Return a uniform distribution of enumeration literals.

    function String_Value (The_Handle : Handle;
                           Max_Length : Natural;
                           Min_Length : Natural := 0;
                           Anchored   : Boolean := False) return String;
    --
    -- Return a random string.  If Anchored is true, the lower bound
    -- will always be 1.

    ----------------------------------------------------------------------

    subtype Seed_Type is Integer;

    function Generate_Seed return Seed_Type;
    --
    -- Construct a Seed based on the current time of day.

    procedure Initialize (The_Handle : out Handle;
                          Seed       : Seed_Type := Generate_Seed;
                          Storage    : System.Segment := System.Null_Segment);
    --
    -- Start the generator.

    function Initial_Seed (The_Handle : Handle) return Seed_Type;
    --
    -- Return the seed used to initialize this handle.

    function Calls (The_Handle : Handle) return Natural;
    --
    -- Return the number of calls to this handle.

    pragma Subsystem (Tools);
    pragma Module_Name (4, 3563);
end Random;