forked from Imagelibrary/rtems
111 lines
3.5 KiB
C
111 lines
3.5 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/*
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* COPYRIGHT (c) 1989-2012.
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* On-Line Applications Research Corporation (OAR).
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <tmacros.h>
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#include "test_support.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 <sys/ioctl.h>
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#include <fcntl.h>
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#include "test_driver.h"
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const char rtems_test_name[] = "DEVFS 4";
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static 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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int fdr = 0, fdw = 0;
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char buf[10];
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TEST_BEGIN();
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puts( "Init - attempt to open the /dev/test WR mode -- OK" );
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fdw = open( "/dev/test", O_WRONLY );
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rtems_test_assert( fdw != -1 );
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puts( "Init - attempt to write to /dev/test -- OK" );
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status = write( fdw, "data", 5 );
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rtems_test_assert( status == 5 );
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puts( "Init - attempt to write to /dev/test - expect ENOSYS" );
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status = write( fdw, "data", 10 );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == ENOSYS );
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puts( "Init - attempt to open the /dev/test RD mode -- OK" );
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fdr = open( "/dev/test", O_RDONLY );
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rtems_test_assert( fdr != -1 );
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puts( "Init - attempt to read from /dev/test -- OK" );
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status = read( fdr, buf, 5 );
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rtems_test_assert( status == 0 );
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puts( "Init - attempt to read from /dev/test - expect ENOSYS" );
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status = read( fdr, buf, 10 );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == ENOSYS );
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puts( "Init - attempt ioctl on the device - expect ENOSYS" );
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status = ioctl( fdr, -1 );
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rtems_test_assert( status == -1 );
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rtems_test_assert( errno == ENOSYS );
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puts( "Init - mknod(/dev/null)-- OK" );
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status = mknod( "/dev/null", 0777 | S_IFCHR, 0LL );
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rtems_test_assert( status == 0 );
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TEST_END();
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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_CLOCK_DRIVER
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#define CONFIGURE_APPLICATION_EXTRA_DRIVERS TEST_DRIVER_TABLE_ENTRY
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#define CONFIGURE_MAXIMUM_FILE_DESCRIPTORS 2
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#define CONFIGURE_MAXIMUM_TASKS 1
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#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
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#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
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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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