5
Last change
on this file since 1d572eba was
47b1e31,
checked in by Sebastian Huber <sebastian.huber@…>, on 09/19/17 at 12:10:33
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posix: Optimize pthread_once_t
Reduce size of pthread_once_t and make it zero-initialized.
Update #3142.
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Property mode set to
100644
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File size:
777 bytes
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1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief Call to function by Thread will call init_routine with no Arguments |
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5 | * @ingroup POSIXAPI |
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6 | */ |
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7 | |
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8 | /* |
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9 | * 16.1.8 Dynamic Package Initialization, P1003.1c/Draft 10, p. 154 |
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10 | * |
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11 | * COPYRIGHT (c) 1989-1999. |
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12 | * On-Line Applications Research Corporation (OAR). |
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13 | * |
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14 | * The license and distribution terms for this file may be |
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15 | * found in the file LICENSE in this distribution or at |
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16 | * http://www.rtems.org/license/LICENSE. |
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17 | */ |
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18 | |
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19 | #if HAVE_CONFIG_H |
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20 | #include "config.h" |
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21 | #endif |
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22 | |
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23 | #include <pthread.h> |
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24 | #include <errno.h> |
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25 | |
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26 | #include <rtems/score/onceimpl.h> |
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27 | |
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28 | int pthread_once( |
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29 | pthread_once_t *once_control, |
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30 | void (*init_routine)(void) |
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31 | ) |
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32 | { |
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33 | if ( !once_control || !init_routine ) |
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34 | return EINVAL; |
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35 | |
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36 | return _Once( &once_control->_flags, init_routine ); |
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37 | } |
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