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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [kernel/] [current/] [tests/] [cnt_sem1.cxx] - Rev 851
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//========================================================================== // // cnt_sem1.cxx // // Counting semaphore test 1 // //========================================================================== // ####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. // // eCos is free software; you can redistribute it and/or modify it under // the terms of the GNU General Public License as published by the Free // Software Foundation; either version 2 or (at your option) any later // version. // // eCos is distributed in the hope that it will be useful, but WITHOUT // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License // for more details. // // You should have received a copy of the GNU General Public License // along with eCos; if not, write to the Free Software Foundation, Inc., // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. // // As a special exception, if other files instantiate templates or use // macros or inline functions from this file, or you compile this file // and link it with other works to produce a work based on this file, // this file does not by itself cause the resulting work to be covered by // the GNU General Public License. However the source code for this file // must still be made available in accordance with section (3) of the GNU // General Public License v2. // // This exception does not invalidate any other reasons why a work based // on this file might be covered by the GNU General Public License. // ------------------------------------------- // ####ECOSGPLCOPYRIGHTEND#### //========================================================================== //#####DESCRIPTIONBEGIN#### // // Author(s): dsm // Contributors: dsm // Date: 1998-02-24 // Description: Tests basic counting semaphore functionality. //####DESCRIPTIONEND#### #include <pkgconf/kernel.h> #include <cyg/kernel/thread.hxx> // Cyg_Thread #include <cyg/kernel/thread.inl> #include <cyg/kernel/sched.hxx> // Cyg_Scheduler::start() #include <cyg/kernel/sema.hxx> #include <cyg/infra/testcase.h> #include <cyg/kernel/sched.inl> #define NTHREADS 2 #include "testaux.hxx" static Cyg_Counting_Semaphore s0(0), s1(2), s2; static volatile cyg_ucount8 q = 0; static void entry0( CYG_ADDRWORD data ) { s0.wait(); CHECK( 1 == q++ ); s1.post(); s0.wait(); CHECK( 3 == q++ ); CHECK( 0 == s0.peek() ); CHECK( ! s0.trywait() ); s0.post(); CHECK( 4 == q++ ); CHECK( 1 == s0.peek() ); s0.post(); CHECK( 2 == s0.peek() ); s1.post(); CHECK( 0 == s2.peek() ); s2.wait(); CHECK( 6 == q++ ); CYG_TEST_PASS_FINISH("Counting Semaphore 1 OK"); } static void entry1( CYG_ADDRWORD data ) { CHECK( 2 == s1.peek() ); s1.wait(); CHECK( 1 == s1.peek() ); s1.wait(); CHECK( 0 == q++ ); CHECK( 0 == s0.peek() ); s0.post(); s1.wait(); CHECK( 2 == q++ ); s0.post(); s1.wait(); CHECK( 5 == q++ ); CHECK( 2 == s0.peek() ); CHECK( s0.trywait() ); CHECK( 1 == s0.peek() ); CHECK( s0.trywait() ); CHECK( 0 == s0.peek() ); s2.post(); s0.wait(); CYG_TEST_FAIL_FINISH("Not reached"); } void cnt_sem1_main( void ) { CYG_TEST_INIT(); new_thread(entry0, 0); new_thread(entry1, 1); Cyg_Scheduler::start(); CYG_TEST_FAIL_FINISH("Not reached"); } externC void cyg_start( void ) { #ifdef CYGSEM_HAL_STOP_CONSTRUCTORS_ON_FLAG cyg_hal_invoke_constructors(); #endif cnt_sem1_main(); } // EOF cnt_sem1.cxx
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