2011-07-26 Ricardo Aguirre <el.mastin@ymail.com>

	PR 1849/tests
	* Makefile.am, configure.ac, psxtmtests_plan.csv: Add benchmark of
	sem_post - thread waiting, no preempt.
	* psxtmsem04/.cvsignore, psxtmsem04/Makefile.am, psxtmsem04/init.c,
	psxtmsem04/psxtmsem04.doc: New files.

1 files changed, 104 insertions, 0 deletions

diff --git a/testsuites/psxtmtests/psxtmsem04/init.c b/testsuites/psxtmtests/psxtmsem04/init.c
new file mode 100644
index 0000000000..cfce77c603
--- /dev/null
+++ b/testsuites/psxtmtests/psxtmsem04/init.c
@@ -0,0 +1,104 @@
+/*
+ *  COPYRIGHT (c) 1989-2011.
+ *  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.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <errno.h>
+#include <fcntl.h>
+#include <semaphore.h>
+#include <coverhd.h>
+#include <tmacros.h>
+#include <timesys.h>
+#include "test_support.h"
+#include <pthread.h>
+#include <sched.h>
+#include <rtems/timerdrv.h>
+
+#define MAX_SEMS  2
+
+sem_t           sem1;
+sem_t           *n_sem1;
+
+void *Blocker( void *argument)
+{
+  (void) sem_wait(&sem1);
+  /* should never return */
+  rtems_test_assert( FALSE );
+
+  return NULL;
+}
+
+void *POSIX_Init(void *argument)
+{
+  int        status;
+  pthread_t  threadId;
+  long       end_time;
+
+  puts( "\n\n*** POSIX TIME TEST SEMAPHORE 04 ***" );
+
+  status = pthread_create( &threadId, NULL, Blocker, NULL );
+  rtems_test_assert( status == 0 );
+  
+  /*
+   * Deliberately create the semaphore after the threads.  This way if the
+   * threads do run before we intend, they will get an error.
+   */
+  status = sem_init( &sem1, 0, 1 );
+  rtems_test_assert( status == 0 );
+
+  /*
+   * Ensure the semaphore is unavailable so the other threads block.
+   * Lock semaphore resource to ensure thread blocks.
+   */
+  status = sem_wait(&sem1);
+  rtems_test_assert( status == 0 );
+
+  /*
+   * Let the other thread start so the thread startup overhead,
+   * is accounted for.  When we return, we can start the benchmark.
+   */
+  sched_yield();
+    /* let other thread run */
+
+  benchmark_timer_initialize();
+    status = sem_post( &sem1 ); /* semaphore unblocking operation */
+  end_time = benchmark_timer_read();
+  rtems_test_assert( status == 0 );
+
+  put_time(
+    "sem_post - thread waiting, no preempt",
+    end_time,
+    1,
+    0,
+    0
+  );
+
+  puts( "*** END OF POSIX TIME TEST SEMAPHORE 04 ***" );
+  rtems_test_exit( 0 );
+
+  return NULL;
+}
+
+/* configuration information */
+
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_TIMER_DRIVER
+
+#define CONFIGURE_MAXIMUM_POSIX_THREADS     2
+#define CONFIGURE_MAXIMUM_POSIX_SEMAPHORES  MAX_SEMS
+#define CONFIGURE_POSIX_INIT_THREAD_TABLE
+
+#define CONFIGURE_INIT
+
+#include <rtems/confdefs.h>
+  /* end of file */