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annotate scripts/pkg/private/write_index.m @ 20595:c1a6c31ac29a

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eliminate more simple uses of error_state * ov-classdef.cc: Eliminate simple uses of error_state.
author John W. Eaton <jwe@octave.org>
date Tue, 06 Oct 2015 00:20:02 -0400
parents 9fc020886ae9
children
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John W. Eaton <jwe@octave.org>
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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 {Function File} {} write_index (@var{desc}, @var{dir}, @var{index_file}, @var{global_install})
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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 ## Create an INDEX file for a package that doesn't provide one.
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26 ## 'desc' describes the package.
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27 ## 'dir' is the 'inst' directory in temporary directory.
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28 ## 'index_file' is the name (including path) of resulting INDEX file.
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29
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30 function write_index (desc, dir, index_file, global_install)
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31 ## Get names of functions in dir
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32 [files, err, msg] = readdir (dir);
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33 if (err)
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34 error ("couldn't read directory %s: %s", dir, msg);
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35 endif
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36
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37 ## Get classes in dir
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38 class_idx = find (strncmp (files, '@', 1));
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39 for k = 1:length (class_idx)
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40 class_name = files {class_idx(k)};
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41 class_dir = fullfile (dir, class_name);
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42 if (exist (class_dir, "dir"))
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43 [files2, err, msg] = readdir (class_dir);
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44 if (err)
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45 error ("couldn't read directory %s: %s", class_dir, msg);
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46 endif
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47 files2 = strcat (class_name, filesep (), files2);
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48 files = [files; files2];
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49 endif
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50 endfor
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51
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52 ## Check for architecture dependent files.
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53 tmpdir = getarchdir (desc);
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54 if (exist (tmpdir, "dir"))
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55 [files2, err, msg] = readdir (tmpdir);
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56 if (err)
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57 error ("couldn't read directory %s: %s", tmpdir, msg);
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58 endif
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59 files = [files; files2];
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60 endif
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61
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62 functions = {};
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63 for i = 1:length (files)
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64 file = files{i};
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65 lf = length (file);
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66 if (lf > 2 && strcmp (file(end-1:end), ".m"))
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67 functions{end+1} = file(1:end-2);
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68 elseif (lf > 4 && strcmp (file(end-3:end), ".oct"))
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69 functions{end+1} = file(1:end-4);
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70 endif
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71 endfor
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72
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73 ## Does desc have a categories field?
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74 if (! isfield (desc, "categories"))
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75 error ("the DESCRIPTION file must have a Categories field, when no INDEX file is given");
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76 endif
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77 categories = strtrim (strsplit (desc.categories, ","));
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78 if (length (categories) < 1)
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79 error ("the Category field is empty");
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80 endif
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81
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82 ## Write INDEX.
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83 fid = fopen (index_file, "w");
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84 if (fid == -1)
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85 error ("couldn't open %s for writing", index_file);
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86 endif
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87 fprintf (fid, "%s >> %s\n", desc.name, desc.title);
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88 fprintf (fid, "%s\n", categories{1});
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89 fprintf (fid, " %s\n", functions{:});
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90 fclose (fid);
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91 endfunction
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92