3 -- Grant of Unlimited Rights
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
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.
25 -- CHECK THAT A RENDEZVOUS REQUESTED BY A CONDITIONAL_ENTRY_CALL
26 -- IS PERFORMED ONLY IF IMMEDIATELY POSSIBLE.
28 -- CASE G: THE CORRESPONDING ACCEPT_STATEMENT IS CLOSED
29 -- AND THIS FACT IS STATICALLY DETERMINABLE.
35 WITH REPORT
; USE REPORT
;
38 ELSE_BRANCH_TAKEN
: BOOLEAN := FALSE ;
39 RENDEZVOUS_OCCURRED
: BOOLEAN := FALSE ;
40 QUEUE_NOT_EMPTY
: BOOLEAN := FALSE ;
46 TEST
("C97201G", "CHECK THAT NO RENDEZVOUS REQUESTED BY" &
47 " A CONDITIONAL_ENTRY_CALL CAN EVER OCCUR" &
48 " IF THE CORRESPONDING ACCEPT_STATEMENT IS" &
52 -------------------------------------------------------------------
59 ENTRY DO_IT_NOW_ORELSE
( DID_YOU_DO_IT
: IN OUT BOOLEAN);
67 IF DO_IT_NOW_ORELSE
'COUNT /= 0 THEN
68 QUEUE_NOT_EMPTY
:= TRUE ;
74 ACCEPT DO_IT_NOW_ORELSE
75 ( DID_YOU_DO_IT
: IN OUT BOOLEAN)
77 DID_YOU_DO_IT
:= TRUE ;
80 ACCEPT KEEP_ALIVE
; -- TO PREVENT SELECT_ERROR
84 IF DO_IT_NOW_ORELSE
'COUNT /= 0 THEN
85 QUEUE_NOT_EMPTY
:= TRUE ;
94 COMMENT
( "PERMANENTLY CLOSED" );
97 T
.DO_IT_NOW_ORELSE
( RENDEZVOUS_OCCURRED
);
98 ELSE -- (I.E. CALLER ADOPTS A NO-WAIT POLICY)
99 -- THEREFORE THIS BRANCH MUST BE CHOSEN
100 ELSE_BRANCH_TAKEN
:= TRUE ;
101 COMMENT
( "ELSE_BRANCH TAKEN" );
104 T
.KEEP_ALIVE
; -- THIS ALSO UPDATES THE NONLOCALS
106 END; -- END OF BLOCK CONTAINING THE ENTRY CALL
109 -------------------------------------------------------------------
112 -- BY NOW, THE TASK IS TERMINATED
114 IF RENDEZVOUS_OCCURRED
116 FAILED
( "RENDEZVOUS OCCURRED" );
121 FAILED
( "ENTRY QUEUE NOT EMPTY" );
124 IF ELSE_BRANCH_TAKEN
THEN
127 FAILED
( "RENDEZVOUS ATTEMPTED?" );