4.115
Last change
on this file since 0d923d9 was
0d923d9,
checked in by Joel Sherrill <joel.sherrill@…>, on 07/01/10 at 17:47:48
|
2010-07-01 Joel Sherrill <joel.sherrill@…>
- libcsupport/src/_rename_r.c, libcsupport/src/getdents.c,
libcsupport/src/unlink.c, libcsupport/src/utime.c,
libcsupport/src/writev.c: Remove remaining checks for missing
handlers.
|
-
Property mode set to
100644
|
File size:
1.3 KB
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Line | |
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1 | /* |
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2 | * getdents() - Get Directory Entries |
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3 | * |
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4 | * SVR4 and SVID extension required by Newlib readdir() family. |
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5 | * |
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6 | * This routine will dd_len / (sizeof dirent) directory entries relative to |
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7 | * the current directory position index. These entries will be placed in |
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8 | * character array pointed to by -dd_buf- |
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9 | * |
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10 | * COPYRIGHT (c) 1989-1999. |
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11 | * On-Line Applications Research Corporation (OAR). |
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12 | * |
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13 | * The license and distribution terms for this file may be |
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14 | * found in the file LICENSE in this distribution or at |
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15 | * http://www.rtems.com/license/LICENSE. |
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16 | * |
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17 | * $Id$ |
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18 | */ |
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19 | |
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20 | #if 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 <errno.h> |
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25 | |
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26 | #include <rtems/libio_.h> |
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27 | #include <rtems/seterr.h> |
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28 | |
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29 | int getdents( |
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30 | int dd_fd, |
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31 | char *dd_buf, |
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32 | int dd_len |
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33 | ) |
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34 | { |
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35 | rtems_libio_t *iop; |
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36 | rtems_filesystem_location_info_t loc; |
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37 | |
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38 | /* |
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39 | * Get the file control block structure associated with the file descriptor |
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40 | */ |
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41 | iop = rtems_libio_iop( dd_fd ); |
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42 | |
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43 | /* |
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44 | * Make sure we are working on a directory |
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45 | */ |
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46 | loc = iop->pathinfo; |
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47 | if ( (*loc.ops->node_type_h)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY ) |
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48 | rtems_set_errno_and_return_minus_one( ENOTDIR ); |
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49 | |
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50 | /* |
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51 | * Return the number of bytes that were actually transfered as a result |
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52 | * of the read attempt. |
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53 | */ |
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54 | return (*iop->handlers->read_h)( iop, dd_buf, dd_len ); |
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55 | } |
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