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+-- C97117B.ADA
+
+-- Grant of Unlimited Rights
+--
+-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
+-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
+-- unlimited rights in the software and documentation contained herein.
+-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
+-- this public release, the Government intends to confer upon all
+-- recipients unlimited rights equal to those held by the Government.
+-- These rights include rights to use, duplicate, release or disclose the
+-- released technical data and computer software in whole or in part, in
+-- any manner and for any purpose whatsoever, and to have or permit others
+-- to do so.
+--
+-- DISCLAIMER
+--
+-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
+-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
+-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
+-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
+-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
+-- PARTICULAR PURPOSE OF SAID MATERIAL.
+--*
+-- CHECK THAT AN ELSE PART IS EXECUTED IF ALL ALTERNATIVES ARE CLOSED OR
+-- IF THERE ARE NO TASKS QUEUED FOR OPEN ALTERNATIVES.
+
+-- WRG 7/10/86
+
+with Impdef;
+WITH REPORT; USE REPORT;
+PROCEDURE C97117B IS
+
+BEGIN
+
+ TEST ("C97117B", "CHECK THAT AN ELSE PART IS EXECUTED IF ALL " &
+ "ALTERNATIVES ARE CLOSED OR IF THERE ARE NO " &
+ "TASKS QUEUED FOR OPEN ALTERNATIVES");
+
+ DECLARE
+
+ TASK T IS
+ ENTRY E;
+ ENTRY NO_GO;
+ END T;
+
+ TASK BODY T IS
+ BEGIN
+ -- ENSURE THAT NO_GO HAS BEEN CALLED BEFORE PROCEEDING:
+ WHILE NO_GO'COUNT = 0 LOOP
+ DELAY 1.0 * Impdef.One_Second;
+ END LOOP;
+
+ SELECT
+ WHEN IDENT_BOOL (FALSE) =>
+ ACCEPT E;
+ FAILED ("CLOSED ACCEPT ALTERNATIVE TAKEN " &
+ "FOR NONEXISTENT ENTRY CALL - 1");
+ OR
+ WHEN IDENT_BOOL (FALSE) =>
+ ACCEPT NO_GO;
+ FAILED ("CLOSED ALTERNATIVE TAKEN - 1");
+ ELSE
+ COMMENT ("ELSE PART EXECUTED - 1");
+ END SELECT;
+
+ SELECT
+ ACCEPT E;
+ FAILED ("ACCEPTED NONEXISTENT ENTRY CALL - 2");
+ OR WHEN IDENT_BOOL (FALSE) =>
+ ACCEPT NO_GO;
+ FAILED ("CLOSED ALTERNATIVE TAKEN - 2");
+ ELSE
+ COMMENT ("ELSE PART EXECUTED - 2");
+ END SELECT;
+
+ ACCEPT NO_GO;
+ END T;
+
+ BEGIN
+
+ T.NO_GO;
+
+ END;
+
+ RESULT;
+
+END C97117B;