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comparison scripts/miscellaneous/unzip.m @ 5807:29c4fb42b210

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[project @ 2006-05-11 01:48:56 by jwe]
author jwe
date Thu, 11 May 2006 01:48:56 +0000
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5806:b2a802aa0cda 5807:29c4fb42b210
1 ## Copyright (C) 2005 Søren Hauberg
2 ##
3 ## This program is free software; you can redistribute it and/or modify
4 ## it under the terms of the GNU General Public License as published by
5 ## the Free Software Foundation; either version 2 of the License, or
6 ## (at your option) any later version.
7 ##
8 ## This program is distributed in the hope that it will be useful,
9 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
10 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 ## GNU General Public License for more details.
12 ##
13 ## You should have received a copy of the GNU General Public License
14 ## along with this program; if not, write to the Free Software
15 ## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16
17 ## -*- texinfo -*-
18 ## @deftypefn {Function File} unzip (@var{filename})
19 ## @deftypefnx {Function File} unzip (@var{filename}, @var{outputdir})
20 ## Unpacks the archive @var{filename} using the unzip program.
21 ## The resulting files are placed in the directory @var{outputdir},
22 ## which defaults to the current directory.
23 ## @end deftypefn
24
25 ## Author: Søren Hauberg <hauberg at gmail dot com>
26
27 function files = unzip(filename, outputdir)
28 if (nargin == 0)
29 print_usage("unzip");
30 elseif (nargin == 1)
31 outputdir = ".";
32 endif
33
34 ## Make sure filename and outputdir are strings
35 if (!ischar(filename) || !ischar(outputdir))
36 error("All arguments must be strings.\n");
37 endif
38
39 ## Should we append ".zip" to filename?
40 if (length(filename) <= 4 || !strcmp(filename(end-3:end), ".zip"))
41 filename = sprintf("%s.zip", filename);
42 endif
43
44 ## Call unzip
45 [output, status] = system(["unzip -o " filename " -d " outputdir]);
46 if (status != 0)
47 error("unzip returned the following error: %s\n", output);
48 endif
49
50 ## Create list of extracted files. This might depend on which version
51 ## unzip that it used, although I do not know this for sure.
52 if (nargout)
53 files = strrep(output, " inflating: ", "");
54 files = split(files, "\n");
55 # remove first and last line from the output
56 files = files(2:end-1, :);
57 endif
58 endfunction
59