1 | /* |
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2 | * COPYRIGHT (c) 1989-2012. |
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3 | * On-Line Applications Research Corporation (OAR). |
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4 | * |
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5 | * The license and distribution terms for this file may be |
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6 | * found in the file LICENSE in this distribution or at |
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7 | * http://www.rtems.org/license/LICENSE. |
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8 | */ |
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9 | |
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10 | #ifdef HAVE_CONFIG_H |
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11 | #include "config.h" |
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12 | #endif |
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13 | |
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14 | #include <tmacros.h> |
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15 | #include "test_support.h" |
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16 | #include <rtems/devfs.h> |
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17 | #include <errno.h> |
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18 | #include <unistd.h> |
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19 | #include <sys/types.h> |
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20 | #include <sys/stat.h> |
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21 | #include <fcntl.h> |
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22 | #include "test_driver.h" |
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23 | #include <rtems/devnull.h> |
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24 | |
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25 | const char rtems_test_name[] = "DEVICEIO 1"; |
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26 | |
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27 | /* forward declarations to avoid warnings */ |
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28 | rtems_task Init(rtems_task_argument argument); |
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29 | |
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30 | rtems_task Init( |
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31 | rtems_task_argument argument |
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32 | ) |
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33 | { |
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34 | int status; |
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35 | int fdr = 0, fdw = 0; |
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36 | char buf[10]; |
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37 | |
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38 | TEST_BEGIN(); |
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39 | |
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40 | puts( "Init - attempt to open the /dev/test WR mode -- OK" ); |
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41 | fdw = open( "/dev/test", O_WRONLY ); |
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42 | rtems_test_assert( fdw != -1 ); |
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43 | |
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44 | puts( "Init - attempt to write to /dev/test - expect ENOSYS" ); |
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45 | status = write( fdw, "data", 10 ); |
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46 | rtems_test_assert( status == -1 ); |
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47 | rtems_test_assert( errno == ENOSYS ); |
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48 | |
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49 | puts( "Init - attempt to open the /dev/test RD mode -- OK" ); |
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50 | fdr = open( "/dev/test", O_RDONLY ); |
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51 | rtems_test_assert( fdr != -1 ); |
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52 | |
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53 | puts( "Init - attempt to read from /dev/test - expect ENOSYS" ); |
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54 | status = read( fdr, buf, 10 ); |
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55 | rtems_test_assert( status == -1 ); |
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56 | rtems_test_assert( errno == ENOSYS ); |
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57 | |
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58 | puts( "Init - attempt ioctl on the device - expect ENOSYS" ); |
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59 | status = ioctl( fdr, -1 ); |
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60 | rtems_test_assert( status == -1 ); |
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61 | rtems_test_assert( errno == ENOSYS ); |
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62 | |
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63 | TEST_END(); |
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64 | rtems_test_exit(0); |
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65 | } |
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66 | |
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67 | /* configuration information */ |
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68 | |
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69 | #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER |
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70 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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71 | #define CONFIGURE_APPLICATION_EXTRA_DRIVERS TEST_DRIVER_TABLE_ENTRY |
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72 | |
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73 | /* include an extra slot for registering the termios one dynamically */ |
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74 | #define CONFIGURE_MAXIMUM_DRIVERS 3 |
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75 | |
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76 | #define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 5 |
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77 | |
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78 | #define CONFIGURE_MAXIMUM_TASKS 1 |
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79 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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80 | |
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81 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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82 | |
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83 | #define CONFIGURE_INIT |
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84 | #include <rtems/confdefs.h> |
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85 | /* end of file */ |
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