1-- C9A009C.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-- TEST ABORT DURING RENDEZVOUS
26
27-- THE CALLING TASK IN THE RENDEVOUS IS DEPENDENT ON THE ABORTED TASK,
28-- SO THE DEPENDENT TASK IS INDIRECTLY ABORTED WHILE IN A RENDEVOUS;
29-- NEITHER THE CALLING TASK NOR ITS MASTER CAN BE TERMINATED WHILE THE
30-- RENDEVOUS CONTINUES.
31
32-- JEAN-PIERRE ROSEN 09 MARCH 1984
33-- JBG 6/1/84
34
35WITH SYSTEM; USE SYSTEM;
36WITH REPORT; USE REPORT;
37PROCEDURE C9A009C IS
38
39BEGIN
40
41     TEST("C9A009C", "DEPENDENT TASK IN RENDEVOUS WHEN MASTER IS " &
42                     "ABORTED");
43
44     DECLARE
45     -- T2 CONTAINS DEPENDENT TASK T3 WHICH CALLS T1.
46     -- T1 ABORTS T2 WHILE IN RENDEVOUS WITH T3.
47
48          TASK T1 IS
49               ENTRY E1;
50          END T1;
51
52          TASK BODY T1 IS
53
54               TASK T2;
55
56               TASK BODY T2 IS
57                    TASK T3;
58                    TASK BODY T3 IS
59                    BEGIN
60                         T1.E1;
61                         FAILED ("T3 NOT ABORTED");
62                    EXCEPTION
63                         WHEN TASKING_ERROR =>
64                              FAILED ("TASKING_ERROR IN T3");
65                         WHEN OTHERS =>
66                              FAILED ("OTHER EXCEPTION IN T3");
67                    END;
68               BEGIN     -- T3 ACTIVATED NOW
69                    NULL;
70               END T2;
71
72          BEGIN     -- T1
73               ACCEPT E1 DO
74                    ABORT T2;
75                    ABORT T2;
76                    ABORT T2; -- WHY NOT?
77                    IF T2'TERMINATED THEN
78                         FAILED ("T2 TERMINATED PREMATURELY");
79                    END IF;
80               END E1;
81          EXCEPTION
82               WHEN TASKING_ERROR =>
83                    FAILED ("TASKING_ERROR IN T1 BECAUSE CALLING TASK "&
84                            "WAS ABORTED");
85               WHEN OTHERS =>
86                    FAILED ("OTHER EXCEPTION - T1");
87          END T1;
88
89     BEGIN
90          NULL;
91     END;
92
93     RESULT;
94
95END C9A009C;
96