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8b40e27c0c
* Makefile.am, configure.ac: Add new test to exercise as many cases as possible of not being able to allocate memory from the workspace during thread creation. * sp18/.cvsignore, sp18/Makefile.am, sp18/init.c, sp18/sp18.doc, sp18/sp18.scn: New files.
106 lines
2.6 KiB
C
106 lines
2.6 KiB
C
/*
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* COPYRIGHT (c) 1989-2009.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#include <tmacros.h>
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rtems_task Init(
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rtems_task_argument ignored
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)
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{
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rtems_id task_id;
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rtems_status_code sc;
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bool sb;
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Heap_Information_block start;
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Heap_Information_block info;
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void *pointer;
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size_t stack_size;
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puts( "\n\n*** TEST 18 ***" );
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puts( "Init - rtems_workspace_get_information - OK" );
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sb = rtems_workspace_get_information( &start );
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assert( sb );
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#if 0
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printf( "Init - workspace free = %d\n", start.Free.largest );
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printf( "Init - workspace free blocks = %d\n", start.Free.number );
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#endif
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assert( start.Free.number == 1 );
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stack_size = start.Free.largest;
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#if 0
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printf( "Init - start with stack size of = %d\n", stack_size );
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#endif
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puts( "Init - rtems_task_create - Unsatisfied on Extensions" );
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while (1) {
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sc = rtems_task_create(
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rtems_build_name( 'T', 'E', 'S', 'T' ),
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1,
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stack_size,
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RTEMS_DEFAULT_MODES,
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RTEMS_FLOATING_POINT,
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&task_id
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);
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if ( sc == RTEMS_SUCCESSFUL )
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break;
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fatal_directive_status( sc, RTEMS_UNSATISFIED, "rtems_task_create" );
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/*
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* Verify heap is still in same shape if we couldn't allocate a task
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*/
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sb = rtems_workspace_get_information( &info );
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assert( sb );
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assert( info.Free.largest == start.Free.largest );
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assert( info.Free.number == start.Free.number );
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stack_size -= 8;
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if ( stack_size <= RTEMS_MINIMUM_STACK_SIZE )
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break;
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}
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if ( sc != RTEMS_SUCCESSFUL )
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rtems_test_exit(0);
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/*
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* Verify heap is still in same shape after we free the task
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*/
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puts( "Init - rtems_task_delete - OK" );
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sc = rtems_task_delete( task_id );
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directive_failed( sc, "rtems_task_delete" );
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puts( "Init - verify workspace has same memory" );
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sb = rtems_workspace_get_information( &info );
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assert( sb );
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assert( info.Free.largest == start.Free.largest );
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assert( info.Free.number == start.Free.number );
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puts( "*** END OF TEST 18 ***" );
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rtems_test_exit(0);
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}
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/* configuration information */
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#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
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#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
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#define CONFIGURE_MAXIMUM_TASKS 2
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#define CONFIGURE_MAXIMUM_USER_EXTENSIONS 20
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#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
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#define CONFIGURE_INIT
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#include <rtems/confdefs.h>
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/* global variables */
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