source: rtems/c/src/lib/libc/imfs_readlink.c @ bb18b95

4.104.114.84.95
Last change on this file since bb18b95 was 08311cc3, checked in by Joel Sherrill <joel.sherrill@…>, on 11/17/99 at 17:51:34

Updated copyright notice.

  • Property mode set to 100644
File size: 902 bytes
Line 
1/*
2 *  IMFS_readlink
3 *
4 *  The following rouine puts the symblic links destination name into
5 *  buff.
6 *
7 *  COPYRIGHT (c) 1989-1999.
8 *  On-Line Applications Research Corporation (OAR).
9 *
10 *  The license and distribution terms for this file may be
11 *  found in the file LICENSE in this distribution or at
12 *  http://www.OARcorp.com/rtems/license.html.
13 *
14 *  $Id$
15 */
16
17#include <errno.h>
18#include "imfs.h"
19#include "libio_.h"
20
21int IMFS_readlink(
22  rtems_filesystem_location_info_t  *loc,
23 char                               *buf,         /* OUT */
24 size_t                             bufsize   
25)
26{
27  IMFS_jnode_t      *node;
28  int                i;
29 
30  node = loc->node_access;
31
32  if ( node->type != IMFS_SYM_LINK )
33    set_errno_and_return_minus_one( EINVAL );
34
35  for( i=0; ((i<bufsize) && (node->info.sym_link.name[i] != '\0')); i++ )
36    buf[i] = node->info.sym_link.name[i];
37
38  return i;
39}
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