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Rational R1000/400

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⟦9bdbb96d1⟧ Ada Source

    Length: 3072 (0xc00)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, generic, package Semaphore, seg_058293

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─ ⟦cfc2e13cd⟧ »Space Info Vol 2« 
        └─⟦this⟧ 

E3 Source Code



----------------------------------------------------------------------
--
--                    Semaphore Package
--
--                      written by
--
--                   Edmond Schonberg
--
--                      Ada Project
--                   Courant Institute
--                  New York University
--                   251 Mercer Street
--                New York, New York  10012
--
-----------------------------------------------------------------------

package Semaphore is

    generic

        Init : Natural;  -- initial value of semaphore

    package Count_Semaphore is

        task Counting_Semaphore is --similar to Amoroso's counting semaphore
            entry P;
            entry V;
        end Counting_Semaphore;

    end Count_Semaphore;

    task type Binary_Semaphore is -- implements binary semaphores as suggested b

        entry P;                 -- Amoroso and Ingargiola.
        entry V;
    end Binary_Semaphore;

    type Access_Binary_Semaphore is access Binary_Semaphore;

end Semaphore;


E3 Meta Data

    nblk1=2
    nid=0
    hdr6=4
        [0x00] rec0=25 rec1=00 rec2=01 rec3=01c
        [0x01] rec0=06 rec1=00 rec2=02 rec3=001
    tail 0x21765883487e280362923 0x42a00088462060003