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-- C97203B.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 A CONDITIONAL_ENTRY_CALL CAN APPEAR IN PLACES WHERE A
-- SELECTIVE_WAIT CANNOT.
-- PART 2: PROCEDURE BODY EMBEDDED IN TASK BODY.
-- RM 4/09/1982
WITH REPORT;
USE REPORT;
PROCEDURE C97203B IS
BEGIN
TEST ( "C97203B" , "CHECK THAT A CONDITIONAL_ENTRY_CALL CAN" &
" APPEAR WHERE A SELECTIVE_WAIT CANNOT" );
-------------------------------------------------------------------
DECLARE
TASK TT IS
ENTRY A ( AUTHORIZED : IN BOOLEAN );
END TT ;
TASK BODY TT IS
PROCEDURE WITHIN_TASK_BODY ;
PROCEDURE WITHIN_TASK_BODY IS
BEGIN
SELECT -- NOT A SELECTIVE_WAIT
A ( FALSE ) ; -- CALLING (OWN) ENTRY
ELSE
COMMENT( "ALTERNATIVE BRANCH TAKEN" );
END SELECT;
END WITHIN_TASK_BODY ;
BEGIN
-- CALL THE INNER PROC. TO FORCE EXEC. OF COND_E_CALL
WITHIN_TASK_BODY ;
ACCEPT A ( AUTHORIZED : IN BOOLEAN ) DO
IF AUTHORIZED THEN
COMMENT( "AUTHORIZED ENTRY_CALL" );
ELSE
FAILED( "UNAUTHORIZED ENTRY_CALL" );
END IF;
END A ;
END TT ;
PROCEDURE OUTSIDE_TASK_BODY IS
BEGIN
SELECT -- NOT A SELECTIVE_WAIT
TT.A ( FALSE ) ; -- UNBORN
ELSE
COMMENT( "(OUT:) ALTERNATIVE BRANCH TAKEN" );
END SELECT;
END OUTSIDE_TASK_BODY ;
PACKAGE CREATE_OPPORTUNITY_TO_CALL IS END;
PACKAGE BODY CREATE_OPPORTUNITY_TO_CALL IS
BEGIN
-- CALL THE OTHER PROC. TO FORCE EXEC. OF COND_E_CALL
OUTSIDE_TASK_BODY ;
END CREATE_OPPORTUNITY_TO_CALL ;
BEGIN
TT.A ( TRUE );
EXCEPTION
WHEN TASKING_ERROR =>
FAILED( "TASKING ERROR" );
END ;
-------------------------------------------------------------------
RESULT ;
END C97203B ;
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