## Copyright (C) 2005-2012 Søren Hauberg
## Copyright (C) 2010 VZLU Prague, a.s.
##
## 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} {} packinfo_copy_file (@var{filename}, @var{requirement}, @var{packdir}, @var{packinfo}, @var{desc}, @var{octfiledir})
## Undocumented internal function.
## @end deftypefn

function packinfo_copy_file (filename, requirement, packdir, packinfo, desc, octfiledir)
  filepath = fullfile (packdir, filename);
  if (!exist (filepath, "file") && strcmpi (requirement, "optional"))
    ## do nothing, it's still OK
  else
    [status, output] = copyfile (filepath, packinfo);
    if (status != 1)
      rmdir (desc.dir, "s");
      rmdir (octfiledir, "s");
      error ("Couldn't copy %s file: %s", filename, output);
    endif
  endif
endfunction