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comparison gcc/testsuite/ada/acats/tests/c9/c97201a.ada @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 -- C97201A.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 RENDEZVOUS REQUESTED BY A CONDITIONAL_ENTRY_CALL
26 -- IS PERFORMED ONLY IF IMMEDIATELY POSSIBLE.
27
28 -- CASE A: THE TASK TO BE CALLED IS NOT YET ACTIVE AS OF THE
29 -- MOMENT OF CALL (CONDITIONAL_ENTRY_CALL),
30 -- AND THIS FACT CAN BE DETERMINED STATICALLY.
31
32
33 -- RM 4/20/82
34
35
36 WITH REPORT; USE REPORT;
37 PROCEDURE C97201A IS
38
39 ELSE_BRANCH_TAKEN : INTEGER := 3 ;
40
41 BEGIN
42
43
44 TEST ("C97201A", "CHECK THAT NO RENDEZVOUS REQUESTED BY" &
45 " A CONDITIONAL_ENTRY_CALL CAN OCCUR WHILE" &
46 " THE CALLED TASK IS NOT YET ACTIVE" );
47
48
49 -------------------------------------------------------------------
50
51
52 DECLARE
53
54
55 TASK T IS
56 ENTRY DO_IT_NOW_ORELSE ( AUTHORIZED : IN BOOLEAN ) ;
57 END T ;
58
59
60 TASK BODY T IS
61
62 PACKAGE SECOND_ATTEMPT IS END SECOND_ATTEMPT ;
63 PACKAGE BODY SECOND_ATTEMPT IS
64 BEGIN
65
66 SELECT
67 DO_IT_NOW_ORELSE (FALSE) ;--CALLING (OWN) ENTRY
68 ELSE -- (I.E. CALLER ADOPTS A NO-WAIT POLICY)
69 -- THEREFORE THIS BRANCH MUST BE CHOSEN
70 ELSE_BRANCH_TAKEN := 2 * ELSE_BRANCH_TAKEN ;
71 COMMENT( "ELSE_BRANCH TAKEN (#2)" );
72 END SELECT;
73
74 END SECOND_ATTEMPT ;
75
76 BEGIN
77
78 ACCEPT DO_IT_NOW_ORELSE ( AUTHORIZED : IN BOOLEAN ) DO
79
80 IF AUTHORIZED THEN
81 COMMENT( "AUTHORIZED ENTRY_CALL" );
82 ELSE
83 FAILED( "UNAUTHORIZED ENTRY_CALL" );
84 END IF;
85
86 END DO_IT_NOW_ORELSE ;
87
88
89 END T ;
90
91
92 PACKAGE FIRST_ATTEMPT IS END FIRST_ATTEMPT ;
93 PACKAGE BODY FIRST_ATTEMPT IS
94 BEGIN
95 SELECT
96 T.DO_IT_NOW_ORELSE (FALSE) ;
97 ELSE -- (I.E. CALLER ADOPTS A NO-WAIT POLICY)
98 -- THEREFORE THIS BRANCH MUST BE CHOSEN
99 ELSE_BRANCH_TAKEN := 1 + ELSE_BRANCH_TAKEN ;
100 COMMENT( "ELSE_BRANCH TAKEN (#1)" );
101 END SELECT;
102
103 END FIRST_ATTEMPT ;
104
105
106 BEGIN
107
108 T.DO_IT_NOW_ORELSE ( TRUE ); -- TO SATISFY THE SERVER'S
109 -- WAIT FOR SUCH A CALL
110
111 EXCEPTION
112
113 WHEN TASKING_ERROR =>
114 FAILED( "TASKING ERROR" );
115
116 END ;
117
118
119 -------------------------------------------------------------------
120
121
122 -- BY NOW, THE TASK IS TERMINATED (AND THE NONLOCALS UPDATED)
123
124
125 CASE ELSE_BRANCH_TAKEN IS
126
127 WHEN 3 =>
128 FAILED( "NO 'ELSE'; BOTH (?) RENDEZVOUS ATTEMPTED?" );
129
130 WHEN 4 =>
131 FAILED( "'ELSE' #1 ONLY; RENDEZVOUS (#2) ATTEMPTED?" );
132
133 WHEN 6 =>
134 FAILED( "'ELSE' #2 ONLY; RENDEZVOUS (#1) ATTEMPTED?" );
135
136 WHEN 7 =>
137 FAILED( "WRONG ORDER FOR 'ELSE': #2,#1 " );
138
139 WHEN 8 =>
140 NULL ;
141
142 WHEN OTHERS =>
143 FAILED( "WRONG CASE_VALUE" );
144
145 END CASE;
146
147
148 RESULT;
149
150
151 END C97201A ;