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## Copyright (C) 2008-2013 Thorsten Meyer
## (based on gzip.m by David Bateman)
##
## 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{entries} =} bzip2 (@var{files})
## @deftypefnx {Function File} {@var{entries} =} bzip2 (@var{files}, @var{outdir})
## Compress the list of files specified in @var{files}.
## Each file is compressed separately and a new file with a @file{".bz2"}
## extension is created. The original files are not modified. Existing
## compressed files are silently overwritten. If @var{outdir} is defined the
## compressed files are placed in this directory.
## @seealso{bunzip2, gzip, zip, tar}
## @end deftypefn
function entries = bzip2 (varargin)
if (nargin == 1 || nargin == 2)
if (nargout == 0)
__xzip__ ("bzip2", "bz2", "bzip2 %s", varargin{:});
else
entries = __xzip__ ("bzip2", "bz2", "bzip2 %s", varargin{:});
endif
else
print_usage ();
endif
endfunction
%!xtest
%! ## test for correct cleanup of temporary files
%! unwind_protect
%! filename = tmpnam;
%! dummy = 1;
%! save (filename, "dummy");
%! n_tmpfiles_before = length (find (strncmp ("oct-", cellstr (ls (tempdir)), 4)));
%! entry = bzip2 (filename);
%! n_tmpfiles_after = length (find (strncmp ("oct-", cellstr (ls (tempdir)), 4)));
%! if (n_tmpfiles_before != n_tmpfiles_after)
%! error ("bzip2 has not cleaned up temporary files correctly!");
%! endif
%! unwind_protect_cleanup
%! delete (filename);
%! [path, basename, extension] = fileparts (filename);
%! delete ([basename, extension, ".bz2"]);
%! end_unwind_protect
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