## Copyright (C) 1993, 1994, 1995, 1996, 1997, 1999, 2000, 2004, 2005,
##               2006, 2007 John W. Eaton
##
## This file is part of Octave.
##
## Octave is free software; you can redistribute it and/or modify it
## under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 3 of the License, or (at
## your option) any later version.
##
## Octave is distributed in the hope that it will be useful, but
## WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
## General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with Octave; see the file COPYING.  If not, see
## <http://www.gnu.org/licenses/>.

## -*- texinfo -*-
## @deftypefn {Function File} {} perror (@var{name}, @var{num})
## Print the error message for function @var{name} corresponding to the
## error number @var{num}.  This function is intended to be used to print
## useful error messages for those functions that return numeric error
## codes.
## @seealso{strerror}
## @end deftypefn

## Author: jwe

function perror (name, err)

  if (nargin != 2)
    print_usage ();
  else
    printf (strerror (name, err));
  endif

endfunction