1-- C9A009G.ADA
2
3--                             Grant of Unlimited Rights
4--
5--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
6--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
7--     unlimited rights in the software and documentation contained herein.
8--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making
9--     this public release, the Government intends to confer upon all
10--     recipients unlimited rights  equal to those held by the Government.
11--     These rights include rights to use, duplicate, release or disclose the
12--     released technical data and computer software in whole or in part, in
13--     any manner and for any purpose whatsoever, and to have or permit others
14--     to do so.
15--
16--                                    DISCLAIMER
17--
18--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
19--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
20--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
21--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
22--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
23--     PARTICULAR PURPOSE OF SAID MATERIAL.
24--*
25-- CHECK THAT A MASTER ABORTED WITH SUBTASKS IN AN ENTRY CALL BECOMES
26-- COMPLETED, BUT NOT TERMINATED, BEFORE THE END OF THE RENDEZVOUS.
27
28-- JEAN-PIERRE ROSEN 16-MAR-1984
29-- JBG 6/1/84
30-- PWN 11/30/94 REMOVED PRAGMA PRIORITY INSTANCES FOR ADA 9X.
31
32WITH REPORT,SYSTEM;
33USE REPORT,SYSTEM;
34PROCEDURE C9A009G IS
35
36
37     TASK BLOCKING IS
38          ENTRY START;
39          ENTRY STOP;
40          ENTRY RESTART;
41          ENTRY NO_CALL;
42     END BLOCKING;
43
44     TASK BODY BLOCKING IS
45     BEGIN
46          SELECT
47               ACCEPT STOP DO
48                    ACCEPT START;
49                    ACCEPT RESTART;
50               END;
51          OR TERMINATE;
52          END SELECT;
53     END;
54
55BEGIN
56
57     TEST("C9A009G", "MASTER COMPLETED BUT NOT TERMINATED");
58
59     DECLARE         -- T1 ABORTED WHILE DEPENDENT TASK IN RENDEVOUS 9C?
60
61          TASK T1 IS
62               ENTRY LOCK;
63          END T1;
64
65          TASK BODY T1 IS
66               TASK T2;
67
68               TASK BODY T2 IS
69               BEGIN
70                    BLOCKING.STOP;
71                    FAILED ("T2 NOT ABORTED");
72               END;
73          BEGIN
74               BLOCKING.NO_CALL;          -- WILL DEADLOCK UNTIL ABORT
75          END T1;
76
77     BEGIN
78          BLOCKING.START;
79          ABORT T1;
80
81          IF T1'CALLABLE THEN
82               FAILED("T1 STILL CALLABLE - 2");
83          END IF;
84
85          IF T1'TERMINATED THEN    -- T1'S DEPENDENT TASK, T2, STILL IN
86                                   -- RENDEVOUS
87               FAILED("T1 PREMATURELY TERMINATED - 2");
88          END IF;
89
90          BLOCKING.RESTART;
91     END;
92
93     RESULT;
94
95END C9A009G;
96