4.115
Last change
on this file since a43a3466 was
f785492,
checked in by Sebastian Huber <sebastian.huber@…>, on 02/14/15 at 19:07:19
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IMFS: Add CONFIGURE_IMFS_DISABLE_READDIR
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-
Property mode set to
100644
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File size:
976 bytes
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1 | /** |
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2 | * @file |
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3 | * |
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4 | * @ingroup IMFS |
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5 | */ |
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6 | |
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7 | /* |
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8 | * COPYRIGHT (c) 1989-1999. |
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9 | * On-Line Applications Research Corporation (OAR). |
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10 | * |
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11 | * The license and distribution terms for this file may be |
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12 | * found in the file LICENSE in this distribution or at |
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13 | * http://www.rtems.org/license/LICENSE. |
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14 | */ |
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15 | |
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16 | #if HAVE_CONFIG_H |
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17 | #include "config.h" |
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18 | #endif |
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19 | |
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20 | #include "imfs.h" |
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21 | |
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22 | IMFS_jnode_t *IMFS_node_initialize_directory( |
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23 | IMFS_jnode_t *node, |
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24 | void *arg |
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25 | ) |
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26 | { |
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27 | IMFS_directory_t *dir = (IMFS_directory_t *) node; |
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28 | |
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29 | rtems_chain_initialize_empty( &dir->Entries ); |
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30 | |
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31 | return node; |
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32 | } |
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33 | |
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34 | static bool IMFS_is_mount_point( const IMFS_directory_t *dir ) |
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35 | { |
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36 | return dir->mt_fs != NULL; |
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37 | } |
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38 | |
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39 | IMFS_jnode_t *IMFS_node_remove_directory( IMFS_jnode_t *node ) |
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40 | { |
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41 | IMFS_directory_t *dir = (IMFS_directory_t *) node; |
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42 | |
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43 | if ( !rtems_chain_is_empty( &dir->Entries ) ) { |
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44 | errno = ENOTEMPTY; |
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45 | dir = NULL; |
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46 | } else if ( IMFS_is_mount_point( dir ) ) { |
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47 | errno = EBUSY; |
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48 | dir = NULL; |
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49 | } |
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50 | |
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51 | return &dir->Node; |
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52 | } |
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