/*
* Copyright (c) 2012 Zhongwei Yao.
* COPYRIGHT (c) 1989-2014.
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <pthread.h>
#include <sched.h>
#include <errno.h>
#include "tmacros.h"
#include "pmacros.h"
const char rtems_test_name[] = "PSXKEY 7";
/* forward declarations to avoid warnings */
rtems_task Init(rtems_task_argument argument);
rtems_task Test_Thread(rtems_task_argument argument);
pthread_key_t Key;
int created_thread_count, setted_thread_count, got_thread_count;
int all_thread_created;
pthread_mutex_t mutex1, mutex2;
pthread_cond_t create_condition_var, set_condition_var;
rtems_task Test_Thread(rtems_task_argument argument)
{
int sc;
int *value_p, *value_p2;
value_p = malloc( sizeof( int ) );
sc = pthread_setspecific( Key, value_p );
rtems_test_assert( !sc );
pthread_mutex_lock( &mutex1 );
++setted_thread_count;
pthread_cond_signal( &set_condition_var );
pthread_mutex_unlock( &mutex1 );
/**
* blocked untill all threads have been created.
*/
pthread_mutex_lock( &mutex2 );
while( !all_thread_created )
pthread_cond_wait( &create_condition_var, &mutex2 );
pthread_mutex_unlock( &mutex2 );
value_p2 = pthread_getspecific( Key );
rtems_test_assert( value_p == value_p2 );
++got_thread_count;
rtems_task_exit();
}
rtems_task Init(rtems_task_argument argument)
{
rtems_status_code rc;
int sc;
struct timespec delay_request;
uintptr_t max_free_size = 13 * RTEMS_MINIMUM_STACK_SIZE;
void *greedy;
all_thread_created = 0;
TEST_BEGIN();
puts( "Init - Mutex 1 create - OK" );
sc = pthread_mutex_init( &mutex1, NULL );
rtems_test_assert( !sc );
puts( "Init - Mutex 2 create - OK" );
sc = pthread_mutex_init( &mutex2, NULL );
rtems_test_assert( !sc );
puts( "Init - Condition variable 1 create - OK" );
sc = pthread_cond_init( &create_condition_var, NULL );
rtems_test_assert( !sc );
puts( "Init - Condition variable 2 create - OK" );
sc = pthread_cond_init( &set_condition_var, NULL );
rtems_test_assert( !sc );
puts( "Init - pthread Key create - OK" );
sc = pthread_key_create( &Key, NULL );
rtems_test_assert( !sc );
/* Reduce workspace size if necessary to shorten test time */
greedy = rtems_workspace_greedy_allocate( &max_free_size, 1 );
for ( ; ; ) {
rtems_id task_id;
pthread_mutex_lock( &mutex1 );
rc = rtems_task_create(
rtems_build_name( 'T', 'E', 'S', 'T' ),
1,
RTEMS_MINIMUM_STACK_SIZE,
RTEMS_DEFAULT_MODES,
RTEMS_DEFAULT_ATTRIBUTES,
&task_id
);
rtems_test_assert(
( rc == RTEMS_SUCCESSFUL ) || ( rc == RTEMS_UNSATISFIED )
|| ( rc == RTEMS_TOO_MANY )
);
if ( rc == RTEMS_SUCCESSFUL ) {
rc = rtems_task_start( task_id, Test_Thread, 0 );
rtems_test_assert( rc == RTEMS_SUCCESSFUL );
}
/**
* check if return is not successful, it means RTEMS Workspace RAM
* have been exhausted.
*/
if ( rc != RTEMS_SUCCESSFUL ) {
pthread_mutex_unlock( &mutex1 );
break;
}
++created_thread_count;
/**
* wait for test thread set key, the while loop here is used to
* avoid suprious wakeup.
*/
while( created_thread_count > setted_thread_count )
pthread_cond_wait( &set_condition_var, &mutex1 );
pthread_mutex_unlock( &mutex1 );
}
rtems_workspace_greedy_free( greedy );
printf(
"Init - %d pthreads have been created - OK\n"
"Init - %d pthreads have been setted key data - OK\n",
created_thread_count,
setted_thread_count
);
rtems_test_assert( created_thread_count == setted_thread_count );
/* unblock all created pthread to let them set key data.*/
pthread_mutex_lock( &mutex2 );
all_thread_created = 1;
pthread_cond_broadcast( &create_condition_var );
pthread_mutex_unlock( &mutex2 );
puts( "Init - sleep - let threads run - OK" );
delay_request.tv_sec = 0;
delay_request.tv_nsec = 8 * 100000000;
sc = nanosleep( &delay_request, NULL );
rtems_test_assert( !sc );
printf(
"Init - %d pthreads have been got key data - OK\n",
got_thread_count
);
rtems_test_assert( created_thread_count == got_thread_count );
puts( "Init - pthread Key delete - OK" );
sc = pthread_key_delete( Key );
rtems_test_assert( sc == 0 );
puts( "Init - Mutex1 delete - OK" );
sc = pthread_mutex_destroy( &mutex1 );
rtems_test_assert( !sc );
puts( "Init - Mutex2 delete - OK" );
sc = pthread_mutex_destroy( &mutex2 );
rtems_test_assert( !sc );
puts( "Init - Condition variable 1 delete - OK" );
sc = pthread_cond_destroy( &create_condition_var );
rtems_test_assert( !sc );
puts( "Init - Condition variable 2 delete - OK" );
sc = pthread_cond_destroy( &set_condition_var );
rtems_test_assert( !sc );
TEST_END();
rtems_test_exit(0);
}
/* configuration information */
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_MAXIMUM_TASKS rtems_resource_unlimited(10)
#define CONFIGURE_MAXIMUM_POSIX_KEYS 1
#define CONFIGURE_UNIFIED_WORK_AREAS
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
/* global variables */