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annotate scripts/pkg/private/prepare_installation.m @ 20946:ecb95c6384f2

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backout changeset e74e617060cf
author John W. Eaton <jwe@octave.org>
date Sat, 19 Dec 2015 07:54:00 -0600
parents 516bb87ea72e
children
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19696
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1 ## Copyright (C) 2005-2015 Søren Hauberg
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2 ## Copyright (C) 2010 VZLU Prague, a.s.
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3 ##
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4 ## This file is part of Octave.
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5 ##
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6 ## Octave is free software; you can redistribute it and/or modify it
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7 ## under the terms of the GNU General Public License as published by
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8 ## the Free Software Foundation; either version 3 of the License, or (at
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9 ## your option) any later version.
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10 ##
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11 ## Octave is distributed in the hope that it will be useful, but
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12 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 ## General Public License for more details.
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15 ##
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16 ## You should have received a copy of the GNU General Public License
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17 ## along with Octave; see the file COPYING. If not, see
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18 ## <http://www.gnu.org/licenses/>.
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19
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20 ## -*- texinfo -*-
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21 ## @deftypefn {} {} prepare_installation (@var{desc}, @var{packdir})
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22 ## Undocumented internal function.
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23 ## @end deftypefn
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24
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25 function prepare_installation (desc, packdir)
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26 ## Is there a pre_install to call?
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27 if (exist (fullfile (packdir, "pre_install.m"), "file"))
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28 wd = pwd ();
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29 try
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30 cd (packdir);
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31 pre_install (desc);
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32 cd (wd);
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33 catch
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34 cd (wd);
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35 rethrow (lasterror ());
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36 end_try_catch
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37 endif
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38
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39 ## If the directory "inst" doesn't exist, we create it.
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40 inst_dir = fullfile (packdir, "inst");
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41 if (! exist (inst_dir, "dir"))
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42 [status, msg] = mkdir (inst_dir);
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43 if (status != 1)
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44 rmdir (desc.dir, "s");
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45 error ("the 'inst' directory did not exist and could not be created: %s",
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46 msg);
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47 endif
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48 endif
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49 endfunction
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50