Mercurial > jwe > octave

annotate scripts/miscellaneous/perl.m @ 14818:c6ae30f73946

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Look for perl/python scripts in Octave load path (bug #36729) * perl.m, python.m: Look for scripts using file_in_loadpath. Update docstring for new behavior.
author Rik <octave@nomad.inbox5.com>
date Fri, 29 Jun 2012 08:45:54 -0700
parents 72c96de7a403
children 333243133364
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
14138
72c96de7a403 maint: update copyright notices for 2012
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
1 ## Copyright (C) 2008-2012 Julian Schnidder
7675
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
2 ##
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
3 ## This file is part of Octave.
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
4 ##
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
5 ## Octave is free software; you can redistribute it and/or modify it
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
6 ## under the terms of the GNU General Public License as published by
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
7 ## the Free Software Foundation; either version 3 of the License, or (at
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
8 ## your option) any later version.
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
9 ##
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
10 ## Octave is distributed in the hope that it will be useful, but
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
13 ## General Public License for more details.
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
14 ##
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
15 ## You should have received a copy of the GNU General Public License
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
16 ## along with Octave; see the file COPYING. If not, see
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
17 ## <http://www.gnu.org/licenses/>.
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
18
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
19 ## -*- texinfo -*-
14818
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
20 ## @deftypefn {Function File} {@var{output} =} perl (@var{scriptfile})
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
21 ## @deftypefnx {Function File} {@var{output} =} perl (@var{scriptfile}, @var{argument1}, @var{argument2}, @dots{})
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
22 ## @deftypefnx {Function File} {[@var{output}, @var{status}] =} perl (@dots{})
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
23 ## Invoke Perl script @var{scriptfile}, possibly with a list of command line
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
24 ## arguments. Return output in @var{output} and optional status in
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
25 ## @var{status}. If @var{scriptfile} is not an absolute file name it is
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
26 ## is searched for in the current directory and then in the Octave loadpath.
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
27 ## @seealso{system, python}
7675
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
28 ## @end deftypefn
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
29
11469
c776f063fefe Overhaul m-script files to use common variable name between code and documentation.
Rik <octave@nomad.inbox5.com>
parents: 10793
diff changeset
30 function [output, status] = perl (scriptfile = "-e ''", varargin)
7679
3c16e2414564 perl: don't provide default value for varargin
John W. Eaton <jwe@octave.org>
parents: 7675
diff changeset
31
3c16e2414564 perl: don't provide default value for varargin
John W. Eaton <jwe@octave.org>
parents: 7675
diff changeset
32 ## VARARGIN is intialized to {}(1x0) if no additional arguments are
3c16e2414564 perl: don't provide default value for varargin
John W. Eaton <jwe@octave.org>
parents: 7675
diff changeset
33 ## supplied, so there is no need to check for it, or provide an
3c16e2414564 perl: don't provide default value for varargin
John W. Eaton <jwe@octave.org>
parents: 7675
diff changeset
34 ## initial value in the argument list of the function definition.
7675
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
35
11469
c776f063fefe Overhaul m-script files to use common variable name between code and documentation.
Rik <octave@nomad.inbox5.com>
parents: 10793
diff changeset
36 if (ischar (scriptfile)
14818
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
37 && ( (nargin == 1 && ! isempty (scriptfile))
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
38 || (nargin != 1 && iscellstr (varargin))))
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
39 if (! strcmp (scriptfile(1:2), "-e"))
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
40 ## Attempt to find file in loadpath. No effect for absolute filenames.
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
41 scriptfile = file_in_loadpath (scriptfile);
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
42 endif
c6ae30f73946 Look for perl/python scripts in Octave load path (bug #36729)
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
43
11469
c776f063fefe Overhaul m-script files to use common variable name between code and documentation.
Rik <octave@nomad.inbox5.com>
parents: 10793
diff changeset
44 [status, output] = system (cstrcat ("perl ", scriptfile,
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9245
diff changeset
45 sprintf (" %s", varargin{:})));
7675
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
46 else
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
47 error ("perl: invalid arguments");
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
48 endif
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
49
8abada567409 perl.m: new function
Julian Schnidder <j.schnidder@gmx.de>
parents:
diff changeset
50 endfunction