1-- C97305B.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 IF THE RENDEZVOUS IS IMMEDIATELY POSSIBLE (FOR A
26-- TIMED ENTRY CALL), IT IS PERFORMED.
27
28-- CASE B: ENTRY FAMILY; THE CALLED TASK IS EXECUTING A SELECTIVE WAIT.
29
30-- WRG 7/13/86
31-- PWN 09/11/94  REMOVED PRAGMA PRIORITY FOR ADA 9X.
32
33with Impdef;
34WITH REPORT; USE REPORT;
35WITH SYSTEM; USE SYSTEM;
36PROCEDURE C97305B IS
37
38     RENDEZVOUS_OCCURRED            : BOOLEAN  := FALSE;
39     STATEMENTS_AFTER_CALL_EXECUTED : BOOLEAN  := FALSE;
40     COUNT                          : POSITIVE := 1;
41     ZERO                           : DURATION := 1.0;
42
43
44BEGIN
45
46     TEST ("C97305B", "CHECK THAT IF THE RENDEZVOUS IS IMMEDIATELY " &
47                      "POSSIBLE (FOR A TIMED ENTRY CALL), IT " &
48                      "IS PERFORMED");
49
50     IF EQUAL (3, 3) THEN
51          ZERO := 0.0;
52     END IF;
53
54     DECLARE
55
56          TASK T IS
57               ENTRY E (1..3) (B : IN OUT BOOLEAN);
58          END T;
59
60          TASK BODY T IS
61          BEGIN
62               SELECT
63                    ACCEPT E (2) (B : IN OUT BOOLEAN) DO
64                         B := IDENT_BOOL (TRUE);
65                    END E;
66               OR
67                    ACCEPT E (3) (B : IN OUT BOOLEAN);
68                    FAILED ("NONEXISTENT ENTRY CALL ACCEPTED");
69               END SELECT;
70          END T;
71
72     BEGIN
73
74          WHILE NOT STATEMENTS_AFTER_CALL_EXECUTED LOOP
75               DELAY 1.0 * Impdef.One_Second;
76
77               SELECT
78                    T.E (2) (RENDEZVOUS_OCCURRED);
79                    STATEMENTS_AFTER_CALL_EXECUTED := IDENT_BOOL (TRUE);
80               OR
81                    DELAY ZERO;
82                    IF COUNT < 60 * 60 THEN
83                         COUNT := COUNT + 1;
84                    ELSE
85                         FAILED ("NO RENDEZVOUS AFTER AT LEAST ONE " &
86                                 "HOUR ELAPSED");
87                         EXIT;
88                    END IF;
89               END SELECT;
90          END LOOP;
91
92     END;
93
94     IF NOT RENDEZVOUS_OCCURRED THEN
95          FAILED ("RENDEZVOUS DID NOT OCCUR");
96     END IF;
97
98     IF COUNT > 1 THEN
99          COMMENT ("DELAYED" & POSITIVE'IMAGE(COUNT) & " SECONDS");
100     END IF;
101
102     RESULT;
103
104END C97305B;
105