5
Last change
on this file since baef823c was
baef823c,
checked in by Sebastian Huber <sebastian.huber@…>, on 09/13/17 at 07:22:19
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libio: Add hold/drop iop reference
Check iop reference count in close() and return -1 with errno set to
EBUSY in case the file descriptor is still in use.
Update #3132.
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-
Property mode set to
100644
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File size:
770 bytes
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1 | /** |
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2 | * @file |
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3 | * |
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4 | * @brief POSIX 1003.1b 6.6.2 - Synchronize the Data of a File |
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5 | * @ingroup libcsupport |
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6 | */ |
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7 | |
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8 | /* |
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9 | * COPYRIGHT (c) 1989-2011. |
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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 <unistd.h> |
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22 | |
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23 | #include <rtems/libio_.h> |
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24 | #include <rtems/seterr.h> |
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25 | |
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26 | int fdatasync( |
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27 | int fd |
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28 | ) |
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29 | { |
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30 | rtems_libio_t *iop; |
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31 | int rv; |
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32 | |
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33 | LIBIO_GET_IOP_WITH_ACCESS( fd, iop, LIBIO_FLAGS_WRITE, EBADF ); |
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34 | |
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35 | /* |
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36 | * Now process the fdatasync(). |
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37 | */ |
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38 | |
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39 | rv = (*iop->pathinfo.handlers->fdatasync_h)( iop ); |
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40 | rtems_libio_iop_drop( iop ); |
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41 | return rv; |
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42 | } |
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