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## Copyright (C) 2005-2015 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} {@var{out} =} fix_version (@var{v})
## Undocumented internal function.
## @end deftypefn
## Make sure the version string v is a valid x.y.z version string
## Examples: "0.1" => "0.1.0", "monkey" => error(...).
function out = fix_version (v)
if (regexp (v, '^\d+(\.\d+){1,2}$') == 1)
parts = ostrsplit (v, '.', true);
if (numel (parts) == 2)
out = strcat (v, ".0");
else
out = v;
endif
else
error ("bad version string: %s", v);
endif
endfunction
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