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Diffstat (limited to 'gcc-4.9/gcc/testsuite/ada/acats/tests/c9/c94008c.ada')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/ada/acats/tests/c9/c94008c.ada | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/ada/acats/tests/c9/c94008c.ada b/gcc-4.9/gcc/testsuite/ada/acats/tests/c9/c94008c.ada new file mode 100644 index 000000000..fb2eee97f --- /dev/null +++ b/gcc-4.9/gcc/testsuite/ada/acats/tests/c9/c94008c.ada @@ -0,0 +1,265 @@ +-- C94008C.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 SELECT WITH TERMINATE ALTERNATIVE WORKS CORRECTLY WITH +-- NESTED TASKS. + +-- THIS TEST CONTAINS RACE CONDITIONS AND USES A GENERIC INSTANCE THAT +-- CONTAINS TASKS. + +-- JEAN-PIERRE ROSEN 24 FEBRUARY 1984 +-- JRK 4/7/86 +-- JBG 8/29/86 ELIMINATED SHARED VARIABLES; ADDED GENERIC UNIT +-- PWN 11/30/94 REMOVED PRAGMA PRIORITY INSTANCES FOR ADA 9X. + +with Impdef; +WITH REPORT; USE REPORT; +WITH SYSTEM; USE SYSTEM; +PROCEDURE C94008C IS + + +-- GENERIC UNIT FOR DOING UPDATES OF SHARED VARIABLES + GENERIC + TYPE HOLDER_TYPE IS PRIVATE; + TYPE VALUE_TYPE IS PRIVATE; + INITIAL_VALUE : HOLDER_TYPE; + WITH PROCEDURE SET (HOLDER : OUT HOLDER_TYPE; + VALUE : IN HOLDER_TYPE) IS <>; + WITH PROCEDURE UPDATE (HOLDER : IN OUT HOLDER_TYPE; + VALUE : IN VALUE_TYPE) IS <>; + PACKAGE SHARED IS + PROCEDURE SET (VALUE : IN HOLDER_TYPE); + PROCEDURE UPDATE (VALUE : IN VALUE_TYPE); + FUNCTION GET RETURN HOLDER_TYPE; + END SHARED; + + PACKAGE BODY SHARED IS + TASK SHARE IS + ENTRY SET (VALUE : IN HOLDER_TYPE); + ENTRY UPDATE (VALUE : IN VALUE_TYPE); + ENTRY READ (VALUE : OUT HOLDER_TYPE); + END SHARE; + + TASK BODY SHARE IS + VARIABLE : HOLDER_TYPE; + BEGIN + LOOP + SELECT + ACCEPT SET (VALUE : IN HOLDER_TYPE) DO + SHARED.SET (VARIABLE, VALUE); + END SET; + OR + ACCEPT UPDATE (VALUE : IN VALUE_TYPE) DO + SHARED.UPDATE (VARIABLE, VALUE); + END UPDATE; + OR + ACCEPT READ (VALUE : OUT HOLDER_TYPE) DO + VALUE := VARIABLE; + END READ; + OR + TERMINATE; + END SELECT; + END LOOP; + END SHARE; + + PROCEDURE SET (VALUE : IN HOLDER_TYPE) IS + BEGIN + SHARE.SET (VALUE); + END SET; + + PROCEDURE UPDATE (VALUE : IN VALUE_TYPE) IS + BEGIN + SHARE.UPDATE (VALUE); + END UPDATE; + + FUNCTION GET RETURN HOLDER_TYPE IS + VALUE : HOLDER_TYPE; + BEGIN + SHARE.READ (VALUE); + RETURN VALUE; + END GET; + + BEGIN + SHARE.SET (INITIAL_VALUE); -- SET INITIAL VALUE + END SHARED; + + PACKAGE EVENTS IS + + TYPE EVENT_TYPE IS + RECORD + TRACE : STRING (1..4) := "...."; + LENGTH : NATURAL := 0; + END RECORD; + + PROCEDURE UPDATE (VAR : IN OUT EVENT_TYPE; VAL : CHARACTER); + PROCEDURE SET (VAR : OUT EVENT_TYPE; VAL : EVENT_TYPE); + END EVENTS; + + PACKAGE COUNTER IS + PROCEDURE UPDATE (VAR : IN OUT INTEGER; VAL : INTEGER); + PROCEDURE SET (VAR : OUT INTEGER; VAL : INTEGER); + END COUNTER; + + PACKAGE BODY COUNTER IS + PROCEDURE UPDATE (VAR : IN OUT INTEGER; VAL : INTEGER) IS + BEGIN + VAR := VAR + VAL; + END UPDATE; + + PROCEDURE SET (VAR : OUT INTEGER; VAL : INTEGER) IS + BEGIN + VAR := VAL; + END SET; + END COUNTER; + + PACKAGE BODY EVENTS IS + PROCEDURE UPDATE (VAR : IN OUT EVENT_TYPE; VAL : CHARACTER) IS + BEGIN + VAR.LENGTH := VAR.LENGTH + 1; + VAR.TRACE(VAR.LENGTH) := VAL; + END UPDATE; + + PROCEDURE SET (VAR : OUT EVENT_TYPE; VAL : EVENT_TYPE) IS + BEGIN + VAR := VAL; + END SET; + + END EVENTS; + + USE EVENTS, COUNTER; + + PACKAGE TRACE IS NEW SHARED (EVENT_TYPE, CHARACTER, ("....", 0)); + PACKAGE TERMINATE_COUNT IS NEW SHARED (INTEGER, INTEGER, 0); + + FUNCTION ENTER_TERMINATE RETURN BOOLEAN IS + BEGIN + TERMINATE_COUNT.UPDATE (1); + RETURN TRUE; + END ENTER_TERMINATE; + +BEGIN -- C94008C + + TEST ("C94008C", "CHECK CORRECT OPERATION OF SELECT WITH " & + "TERMINATE ALTERNATIVE"); + + DECLARE + + PROCEDURE EVENT (VAR : CHARACTER) RENAMES TRACE.UPDATE; + + TASK T1 IS + ENTRY E1; + END T1; + + TASK BODY T1 IS + + TASK T2 IS + ENTRY E2; + END T2; + + TASK BODY T2 IS + + TASK T3 IS + ENTRY E3; + END T3; + + TASK BODY T3 IS + BEGIN + SELECT + ACCEPT E3; + OR WHEN ENTER_TERMINATE => TERMINATE; + END SELECT; + EVENT ('D'); + END T3; + + BEGIN -- T2 + + SELECT + ACCEPT E2; + OR WHEN ENTER_TERMINATE => TERMINATE; + END SELECT; + + DELAY 10.0 * Impdef.One_Second; + + IF TERMINATE_COUNT.GET /= 1 THEN + DELAY 20.0 * Impdef.One_Long_Second; + END IF; + + IF TERMINATE_COUNT.GET /= 1 THEN + FAILED ("30 SECOND DELAY NOT ENOUGH - 1 "); + END IF; + + EVENT ('C'); + T1.E1; + T3.E3; + END T2; + + BEGIN -- T1; + + SELECT + ACCEPT E1; + OR WHEN ENTER_TERMINATE => TERMINATE; + END SELECT; + + EVENT ('B'); + TERMINATE_COUNT.SET (0); + T2.E2; + + SELECT + ACCEPT E1; + OR WHEN ENTER_TERMINATE => TERMINATE; + END SELECT; + + SELECT + ACCEPT E1; + OR TERMINATE; -- ONLY THIS ONE EVER CHOSEN. + END SELECT; + + FAILED ("TERMINATE NOT SELECTED IN T1"); + END T1; + + BEGIN + + DELAY 10.0 * Impdef.One_Second; -- WAIT FOR T1, T2, AND T3 TO GET TO SELECT STMTS. + + IF TERMINATE_COUNT.GET /= 3 THEN + DELAY 20.0 * Impdef.One_Long_Second; + END IF; + + IF TERMINATE_COUNT.GET /= 3 THEN + FAILED ("30 SECOND DELAY NOT ENOUGH - 2"); + END IF; + + EVENT ('A'); + T1.E1; + + EXCEPTION + WHEN OTHERS => FAILED ("EXCEPTION IN MAIN BLOCK"); + END; + + IF TRACE.GET.TRACE /= "ABCD" THEN + FAILED ("INCORRECT ORDER OF EVENTS: " & TRACE.GET.TRACE); + END IF; + + RESULT; +END C94008C; |