5
Last change
on this file since 0e16fa45 was
77e6eba7,
checked in by Sebastian Huber <sebastian.huber@…>, on 03/07/16 at 15:01:57
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score: Add and use _Objects_Get_local()
This simplifies the handling with local-only objects.
Update #2555.
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-
Property mode set to
100644
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File size:
1.0 KB
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1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief Get Overrun Count for a POSIX Per-Process Timer |
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5 | * @ingroup POSIX_PRIV_TIMERS |
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6 | */ |
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7 | |
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8 | /* |
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9 | * COPYRIGHT (c) 1989-2007. |
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10 | * On-Line Applications Research Corporation (OAR). |
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11 | * |
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12 | * The license and distribution terms for this file may be |
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13 | * found in the file LICENSE in this distribution or at |
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14 | * http://www.rtems.org/license/LICENSE. |
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15 | */ |
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16 | |
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17 | #if HAVE_CONFIG_H |
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18 | #include "config.h" |
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19 | #endif |
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20 | |
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21 | #include <time.h> |
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22 | #include <errno.h> |
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23 | |
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24 | #include <rtems/system.h> |
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25 | #include <rtems/seterr.h> |
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26 | #include <rtems/score/thread.h> |
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27 | #include <rtems/posix/timerimpl.h> |
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28 | |
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29 | int timer_getoverrun( |
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30 | timer_t timerid |
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31 | ) |
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32 | { |
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33 | POSIX_Timer_Control *ptimer; |
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34 | ISR_lock_Context lock_context; |
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35 | |
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36 | ptimer = _POSIX_Timer_Get( timerid, &lock_context ); |
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37 | if ( ptimer != NULL ) { |
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38 | Per_CPU_Control *cpu; |
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39 | int overrun; |
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40 | |
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41 | cpu = _POSIX_Timer_Acquire_critical( ptimer, &lock_context ); |
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42 | overrun = ptimer->overrun; |
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43 | ptimer->overrun = 0; |
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44 | _POSIX_Timer_Release( cpu, &lock_context ); |
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45 | return overrun; |
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46 | } |
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47 | |
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48 | rtems_set_errno_and_return_minus_one( EINVAL ); |
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49 | } |
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