4.104.114.84.95
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1 | /* |
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2 | * IMFS_symlink |
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3 | * |
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4 | * The following rouine creates a new symbolic link node under parent |
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5 | * with the name given in name. The node is set to point to the node at |
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6 | * to_loc. |
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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.com/license/LICENSE. |
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14 | * |
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15 | * $Id$ |
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16 | */ |
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17 | |
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18 | #if HAVE_CONFIG_H |
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19 | #include "config.h" |
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20 | #endif |
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21 | |
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22 | #include <errno.h> |
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23 | #include "imfs.h" |
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24 | #include <rtems/libio_.h> |
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25 | #include <rtems/seterr.h> |
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26 | |
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27 | int IMFS_symlink( |
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28 | rtems_filesystem_location_info_t *parent_loc, |
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29 | const char *link_name, |
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30 | const char *node_name |
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31 | ) |
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32 | { |
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33 | IMFS_types_union info; |
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34 | IMFS_jnode_t *new_node; |
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35 | char new_name[ IMFS_NAME_MAX + 1 ]; |
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36 | int i; |
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37 | |
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38 | /* |
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39 | * Remove any separators at the end of the string. |
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40 | */ |
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41 | |
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42 | IMFS_get_token( node_name, new_name, &i ); |
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43 | |
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44 | info.sym_link.name = link_name; |
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45 | |
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46 | /* |
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47 | * Create a new link node. |
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48 | */ |
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49 | |
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50 | new_node = IMFS_create_node( |
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51 | parent_loc, |
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52 | IMFS_SYM_LINK, |
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53 | new_name, |
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54 | ( S_IFLNK | ( S_IRWXU | S_IRWXG | S_IRWXO )), |
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55 | &info |
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56 | ); |
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57 | |
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58 | if ( !new_node ) |
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59 | rtems_set_errno_and_return_minus_one( ENOMEM ); |
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60 | |
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61 | return 0; |
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62 | } |
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