forked from Imagelibrary/rtems
b28cb82e4f
* devfs02/init.c, devfs02/devfs02.doc, devfs02/devfs02.scn, devfs02/Makefile.am: New tests added * devfs03/init.c, devfs03/devfs03.doc, devfs03/devfs03.scn, devfs03/Makefile.am: New tests added * devfs04/init.c, devfs04/devfs04.doc, devfs04/devfs04.scn, devfs04/Makefile.am: New tests added * Makefile.am, configure.ac: Changes to accommodate the above newly added tests.
107 lines
2.9 KiB
C
107 lines
2.9 KiB
C
/*
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* COPYRIGHT (c) 1989-2010.
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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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#include "test_support.h"
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#include <rtems/devfs.h>
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#include <errno.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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rtems_task Init(
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rtems_task_argument argument
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)
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{
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int status;
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rtems_filesystem_location_info_t *temp_loc;
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rtems_device_name_t *device_name_table;
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int temp_size = 0;
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struct stat statbuf;
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puts( "\n\n*** TEST DEVFS02 ***" );
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puts( "Init - attempt to create a fifo - expect EINVAL" );
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status = mkfifo( "/fifo01", 0 );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == EINVAL );
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/* Manipulate the root */
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puts( "Init - set the device name table to NULL" );
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temp_loc = &rtems_filesystem_root;
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device_name_table = (rtems_device_name_t *)temp_loc->node_access;
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temp_loc->node_access = NULL;
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puts(" Init - attempt to create a node - expect EFAULT" );
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status = mknod( "/node", S_IFBLK, 0LL );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == EFAULT );
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/* This case actually stops at evaluation of path */
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puts( "Init - attempt to stat a node - expect EFAULT" );
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status = stat( "/", &statbuf );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == EFAULT );
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puts( "Init - attempt to open a node" );
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status = open( "/node", O_RDWR );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == EFAULT );
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/* Now restore */
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puts( "Init - restore the device name table" );
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temp_loc->node_access = device_name_table;
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/* Manipulate the device table size */
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puts( "Init - set device table size to zero" );
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temp_size = rtems_device_table_size;
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rtems_device_table_size = 0;
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puts( "Init - attempt to create a node - expect ENOMEM" );
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status = mknod( "/node", S_IFBLK, 0LL );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == ENOMEM );
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/* Now restore */
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puts( "Init - restore device table size" );
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rtems_device_table_size = temp_size;
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puts( "Init - attempt to create /node -- OK" );
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status = mknod( "/node", S_IFBLK, 0LL );
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rtems_test_assert( status == 0 );
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puts( "Init - attempt to create /node - expect EEXIST" );
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status = mknod( "/node", S_IFBLK, 0LL );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == EEXIST );
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puts( "*** END OF TEST DEVFS02 ***" );
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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_NEEDS_CLOCK_DRIVER
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#define CONFIGURE_MAXIMUM_TASKS 1
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#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
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#define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 5
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#define CONFIGURE_USE_DEVFS_AS_BASE_FILESYSTEM
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#define CONFIGURE_INIT
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#include <rtems/confdefs.h>
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/* end of file */
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