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/*

 *  chmod() - POSIX 1003.1b 5.6.4 - Change File Modes

 *

 *  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.

 *

 *  chmod.c,v 1.9 2002/01/04 18:29:36 joel Exp

 */

#if HAVE_CONFIG_H

#include "config.h"

#endif

#include <rtems.h>

#include <rtems/libio.h>

#include <sys/stat.h>

#include <fcntl.h>

#include <errno.h>

#include <unistd.h>

#include <rtems/libio_.h>

#include <rtems/seterr.h>

int chmod(

  const char *path,

  mode_t      mode

)

{

  int                              status;

  rtems_filesystem_location_info_t loc;

  int                              result;

  status = rtems_filesystem_evaluate_path( path, 0, &loc, TRUE );

  if ( status != 0 )

    return -1;

  if ( !loc.handlers ){

    rtems_filesystem_freenode( &loc );

    rtems_set_errno_and_return_minus_one( EBADF );

  }

  if ( !loc.handlers->fchmod_h ){

    rtems_filesystem_freenode( &loc );

    rtems_set_errno_and_return_minus_one( ENOTSUP );

  }

  result = (*loc.handlers->fchmod_h)( &loc, mode );

  rtems_filesystem_freenode( &loc );

  return result;

}