1 | /* Test_task1 |
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2 | * |
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3 | * This task attempts to receive a message from a global message queue. |
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4 | * If running on the node on which the queue resides, the wait is |
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5 | * forever, otherwise it times out on a remote message queue. |
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6 | * |
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7 | * Input parameters: |
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8 | * argument - task argument |
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9 | * |
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10 | * Output parameters: NONE |
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11 | * |
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12 | * COPYRIGHT (c) 1989-2009. |
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13 | * On-Line Applications Research Corporation (OAR). |
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14 | * |
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15 | * The license and distribution terms for this file may be |
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16 | * found in the file LICENSE in this distribution or at |
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17 | * http://www.rtems.org/license/LICENSE. |
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18 | */ |
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19 | |
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20 | #ifdef HAVE_CONFIG_H |
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21 | #include "config.h" |
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22 | #endif |
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23 | |
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24 | #include "system.h" |
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25 | |
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26 | rtems_task Test_task1( |
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27 | rtems_task_argument argument |
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28 | ) |
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29 | { |
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30 | char receive_buffer[16]; |
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31 | size_t size; |
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32 | rtems_status_code status; |
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33 | |
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34 | puts( "Getting QID of message queue" ); |
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35 | |
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36 | do { |
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37 | status = rtems_message_queue_ident( |
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38 | Queue_name[ 1 ], |
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39 | RTEMS_SEARCH_ALL_NODES, |
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40 | &Queue_id[ 1 ] |
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41 | ); |
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42 | } while ( !rtems_is_status_successful( status ) ); |
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43 | |
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44 | if ( rtems_object_get_local_node() == 1 ) { |
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45 | puts( "Receiving message ..." ); |
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46 | status = rtems_message_queue_receive( |
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47 | Queue_id[ 1 ], |
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48 | receive_buffer, |
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49 | &size, |
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50 | RTEMS_DEFAULT_OPTIONS, |
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51 | RTEMS_NO_TIMEOUT |
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52 | ); |
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53 | puts( "How did I get back from here????" ); |
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54 | directive_failed( status, "rtems_message_queue_receive" ); |
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55 | } |
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56 | |
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57 | status = rtems_task_wake_after( rtems_clock_get_ticks_per_second() ); |
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58 | directive_failed( status, "rtems_task_wake_after" ); |
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59 | |
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60 | puts( "Receiving message ..." ); |
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61 | status = rtems_message_queue_receive( |
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62 | Queue_id[ 1 ], |
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63 | (long (*)[4])receive_buffer, |
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64 | &size, |
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65 | RTEMS_DEFAULT_OPTIONS, |
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66 | 2 * rtems_clock_get_ticks_per_second() |
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67 | ); |
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68 | fatal_directive_status(status, RTEMS_TIMEOUT, "rtems_message_queue_receive"); |
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69 | puts( "rtems_message_queue_receive correctly returned RTEMS_TIMEOUT" ); |
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70 | |
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71 | puts( "Deleting self" ); |
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72 | rtems_task_exit(); |
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73 | } |
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