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Diffstat (limited to 'testsuites/psxtmtests/psxtmcond08/psxtmcond08impl.h')
-rw-r--r-- | testsuites/psxtmtests/psxtmcond08/psxtmcond08impl.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/testsuites/psxtmtests/psxtmcond08/psxtmcond08impl.h b/testsuites/psxtmtests/psxtmcond08/psxtmcond08impl.h new file mode 100644 index 0000000000..7faffe1246 --- /dev/null +++ b/testsuites/psxtmtests/psxtmcond08/psxtmcond08impl.h @@ -0,0 +1,182 @@ +/* + * COPYRIGHT (c) 1989-2013. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#if !defined(OPERATION_COUNT) +#define OPERATION_COUNT 100 +#endif + +#if defined(USE_WAIT) + #define TEST_NUMBER "08" + #define TEST_CASE "pthread_cond_wait: blocking" +#elif defined(USE_TIMEDWAIT_WITH_VALUE) + #define TEST_NUMBER "09" + #define TEST_CASE "pthread_cond_timedwait: blocking" +#elif defined(USE_TIMEDWAIT_WAIT_VALUE_IN_PAST) + #define TEST_NUMBER "10" + #define TEST_CASE "pthread_cond_timedwait: time in past error" +#else + #error "How am I being compiled?" +#endif + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <sys/time.h> +#include <stdio.h> +#include <time.h> +#include <errno.h> +#include <sched.h> +#include <timesys.h> +#include <tmacros.h> +#include <rtems/btimer.h> +#include "test_support.h" + +#include <pthread.h> + +const char rtems_test_name[] = "PSXTMCOND 08"; + +/* forward declarations to avoid warnings */ +void *POSIX_Init(void *argument); +void *Middle(void *argument); +void *Low(void *argument); + +pthread_cond_t CondID; +pthread_mutex_t MutexID; +struct timespec sleepTime; + +void *Low( + void *argument +) +{ + uint32_t end_time; + + end_time = benchmark_timer_read(); + + put_time( + TEST_CASE, + end_time, + OPERATION_COUNT, + 0, + 0 + ); + + TEST_END(); + + rtems_test_exit( 0 ); + return NULL; +} + +void *Middle( + void *argument +) +{ + int rc; + + + rc = pthread_mutex_lock(&MutexID); + rtems_test_assert( rc == 0 ); + + /* block and switch to another task here */ + + #if defined(USE_WAIT) + rc = pthread_cond_wait( &CondID, &MutexID ); + rtems_test_assert( rc == 0 ); + + #elif defined(USE_TIMEDWAIT_WITH_VALUE) + /* adjust sleepTime to get something obviously in the future */ + ++sleepTime.tv_sec; + + rc = pthread_cond_timedwait( &CondID, &MutexID, &sleepTime ); + rtems_test_assert( rc == 0 ); + + #elif defined(USE_TIMEDWAIT_WAIT_VALUE_IN_PAST) + { + /* override sleepTime with something obviously in the past */ + sleepTime.tv_sec = 0; + sleepTime.tv_nsec = 5; + + /* this does all the work of timedwait but immediately returns */ + rc = pthread_cond_timedwait( &CondID, &MutexID, &sleepTime ); + rtems_test_assert(rc == ETIMEDOUT); + benchmark_timer_read(); + } + #endif + + pthread_mutex_unlock(&MutexID); + #if defined(USE_TIMEDWAIT_WAIT_VALUE_IN_PAST) + /* + * In this case, unlock does not switch to another thread. so we need + * to explicitly yield. If we do not yield, then we will measure the + * time required to do an implicit pthread_exit() which is undesirable + * from a measurement viewpoint. + */ + sched_yield(); + #endif + return NULL; +} + +void *POSIX_Init( + void *argument +) +{ + int i; + int status; + pthread_t threadId; + int rc; + struct timeval tp; + + TEST_BEGIN(); + + rc = gettimeofday(&tp, NULL); + rtems_test_assert( rc == 0 ); + + /* Convert from timeval to timespec */ + sleepTime.tv_sec = tp.tv_sec; + sleepTime.tv_nsec = tp.tv_usec * 1000; + + rc = pthread_cond_init(&CondID, NULL); + rtems_test_assert( rc == 0 ); + + rc = pthread_mutex_init(&MutexID, NULL); + rtems_test_assert( rc == 0 ); + + rc = pthread_mutex_lock(&MutexID); + rtems_test_assert( rc == 0 ); + + for ( i=0 ; i < OPERATION_COUNT - 1 ; i++ ) { + status = pthread_create( &threadId, NULL, Middle, NULL ); + rtems_test_assert( !status ); + } + + status = pthread_create( &threadId, NULL, Low, NULL ); + rtems_test_assert( !status ); + + /* start the timer and switch through all the other tasks */ + benchmark_timer_initialize(); + + rc = pthread_mutex_unlock(&MutexID); + rtems_test_assert( rc == 0 ); + + /* Should never return. */ + return NULL; +} + +/* configuration information */ + +#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER +#define CONFIGURE_APPLICATION_NEEDS_TIMER_DRIVER + +#define CONFIGURE_MAXIMUM_POSIX_THREADS OPERATION_COUNT + 2 +#define CONFIGURE_POSIX_INIT_THREAD_TABLE + +#define CONFIGURE_INIT + +#include <rtems/confdefs.h> + /* end of file */ |