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maint: Update copyright dates.
author John W. Eaton <jwe@octave.org>
date Wed, 22 Feb 2017 12:39:29 -0500
parents bac0d6f07a3e
children 092078913d54
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23219
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John W. Eaton <jwe@octave.org>
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1 ## Copyright (C) 2005-2017 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 {} {} unload_packages (@var{files}, @var{handle_deps}, @var{local_list}, @var{global_list})
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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 unload_packages (files, handle_deps, local_list, global_list)
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26
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27 installed_pkgs_lst = installed_packages (local_list, global_list);
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28 num_packages = length (installed_pkgs_lst);
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29
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30 ## Read package names and installdirs into a more convenient format.
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31 pnames = pdirs = cell (1, num_packages);
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32 for i = 1:num_packages
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33 pnames{i} = installed_pkgs_lst{i}.name;
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34 pdirs{i} = installed_pkgs_lst{i}.dir;
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35 pdeps{i} = installed_pkgs_lst{i}.depends;
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36 endfor
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37
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38 ## Get the current octave path.
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39 p = strtrim (ostrsplit (path (), pathsep ()));
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40
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41 ## Unload package_name1 ...
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42 dirs = {};
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43 desc = {};
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44 for i = 1:length (files)
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45 idx = strcmp (pnames, files{i});
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46 if (! any (idx))
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47 error ("package %s is not installed", files{i});
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48 endif
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49 dirs{end+1} = pdirs{idx};
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50 desc{end+1} = installed_pkgs_lst{idx};
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51 endfor
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52
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53 ## Check for architecture dependent directories.
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54 archdirs = {};
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55 for i = 1:length (dirs)
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56 tmpdir = getarchdir (desc{i});
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57 if (exist (tmpdir, "dir"))
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58 archdirs{end+1} = dirs{i};
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59 archdirs{end+1} = tmpdir;
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60 else
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61 archdirs{end+1} = dirs{i};
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62 endif
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63 endfor
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64
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65 ## Unload the packages.
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66 for i = 1:length (archdirs)
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67 d = archdirs{i};
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68 idx = strcmp (p, d);
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69 if (any (idx))
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70 rmpath (d);
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71 ## FIXME: We should also check if we need to remove items from EXEC_PATH.
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72 endif
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73 endfor
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74
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75 endfunction