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########################################################################
##
## Copyright (C) 2005-2024 The Octave Project Developers
##
## See the file COPYRIGHT.md in the top-level directory of this
## distribution or <https://octave.org/copyright/>.
##
## 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
## <https://www.gnu.org/licenses/>.
##
########################################################################
## -*- texinfo -*-
## @deftypefn {} {@var{descriptions} =} rebuild (@var{prefix}, @var{archprefix}, @var{list}, @var{files}, @var{verbose})
## Undocumented internal function.
## @end deftypefn
function descriptions = rebuild (prefix, archprefix, list, files, verbose)
if (isempty (files))
if (! exist (prefix, "dir"))
dirlist = [];
else
[dirlist, err, msg] = readdir (prefix);
if (err)
error ("couldn't read directory %s: %s", prefix, msg);
endif
## the two first entries of dirlist are "." and ".."
dirlist([1,2]) = [];
endif
else
old_descriptions = installed_packages (list, list);
wd = pwd ();
unwind_protect
cd (prefix);
if (ispc ())
dirlist = __wglob__ (strcat (files, '-*'));
else
dirlist = glob (strcat (files, '-*'));
endif
unwind_protect_cleanup
cd (wd);
end_unwind_protect
endif
descriptions = {};
for k = 1:length (dirlist)
descfile = fullfile (prefix, dirlist{k}, "packinfo", "DESCRIPTION");
if (verbose)
printf ("recreating package description from %s\n", dirlist{k});
endif
if (exist (descfile, "file"))
desc = get_description (descfile);
desc.dir = fullfile (prefix, dirlist{k});
desc.archprefix = fullfile (archprefix, [desc.name "-" desc.version]);
descriptions{end + 1} = desc;
elseif (verbose)
warning ("directory %s is not a valid package", dirlist{k});
endif
endfor
if (! isempty (files))
## We are rebuilding for a particular package(s) so we should take
## care to keep the other untouched packages in the descriptions
descriptions = {descriptions{:}, old_descriptions{:}};
dup = [];
for i = 1:length (descriptions)
if (any (dup == i))
continue;
endif
for j = (i+1):length (descriptions)
if (any (dup == j))
continue;
endif
if (strcmp (descriptions{i}.name, descriptions{j}.name))
dup = [dup, j];
endif
endfor
endfor
if (! isempty (dup))
descriptions(dup) = [];
endif
endif
endfunction
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