## Copyright (C) 1996, 1997 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 2, 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, write to the Free
## Software Foundation, 59 Temple Place - Suite 330, Boston, MA
## 02111-1307, USA.

## usage: cputime
##
## Get CPU time statistics.

## Author: jwe

function [total, user, system] = cputime ()

  if (nargin != 0)
    warning ("cputime: ignoring extra arguments");
  endif

  resource_stats = getrusage ();

  usr = resource_stats.utime;
  sys = resource_stats.stime;

  user = usr.sec + usr.usec / 1e6;
  system = sys.sec + sys.usec / 1e6;
  total = user + system;

endfunction