Subversion Repositories openrisc_2011-10-31

/*

 *  IMFS_symlink

 *

 *  The following rouine creates a new symbolic link node under parent

 *  with the name given in name.  The node is set to point to the node at

 *  to_loc.

 *

 *  COPYRIGHT (c) 1989-1999.

 *  On-Line Applications Research Corporation (OAR).

 *

 *  The license and distribution terms for this file may be

 *  found in the file LICENSE in this distribution or at

 *  http://www.OARcorp.com/rtems/license.html.

 *

 *  $Id: imfs_symlink.c,v 1.2 2001-09-27 12:01:15 chris Exp $

 */

#include <errno.h>

#include "imfs.h"

#include "libio_.h"

int IMFS_symlink(

  rtems_filesystem_location_info_t  *parent_loc,

  const char                        *link_name,

  const char                        *node_name

)

{

  IMFS_types_union   info;

  IMFS_jnode_t      *new_node;

  char               new_name[ IMFS_NAME_MAX + 1 ];

  int                i;

  /*

   * Remove any separators at the end of the string.

   */

  IMFS_get_token( node_name, new_name, &i );

  info.sym_link.name = link_name;

  /*

   *  Create a new link node.

   */

  new_node = IMFS_create_node(

    parent_loc,

    IMFS_SYM_LINK,

    new_name,

    ( S_IFLNK | ( S_IRWXU | S_IRWXG | S_IRWXO )),

    &info

  );

  if ( !new_node )

    set_errno_and_return_minus_one( ENOMEM );

  return 0;

}