Mercurial > octave-nkf
view scripts/miscellaneous/perl.m @ 16994:333243133364
Use matrix concatenation for strings, rather than cstrcat(), for clarity and performance.
matrix concatenation is ~80% faster than cstrcat().
* doc/interpreter/strings.txi: Document preference for matrix concatenation
as opposed to alternatives.
* doc/interpreter/geometryimages.m, doc/interpreter/interpimages.m,
doc/interpreter/plotimages.m, doc/interpreter/sparseimages.m,
doc/interpreter/splineimages.m, scripts/general/genvarname.m,
scripts/general/int2str.m, scripts/general/num2str.m,
scripts/help/__makeinfo__.m, scripts/help/help.m,
scripts/miscellaneous/copyfile.m, scripts/miscellaneous/dir.m,
scripts/miscellaneous/edit.m, scripts/miscellaneous/fact.m,
scripts/miscellaneous/fullfile.m, scripts/miscellaneous/mkoctfile.m,
scripts/miscellaneous/movefile.m, scripts/miscellaneous/perl.m,
scripts/miscellaneous/python.m, scripts/miscellaneous/run.m,
scripts/miscellaneous/tempdir.m, scripts/miscellaneous/unpack.m,
scripts/pkg/private/configure_make.m, scripts/pkg/private/create_pkgadddel.m,
scripts/pkg/private/extract_pkg.m, scripts/pkg/private/get_description.m,
scripts/pkg/private/get_forge_pkg.m, scripts/pkg/private/getarch.m,
scripts/pkg/private/getarchprefix.m, scripts/pkg/private/install.m,
scripts/pkg/private/installed_packages.m,
scripts/pkg/private/load_packages_and_dependencies.m,
scripts/pkg/private/rebuild.m, scripts/pkg/private/repackage.m,
scripts/pkg/private/shell.m, scripts/pkg/private/uninstall.m,
scripts/plot/private/__go_draw_axes__.m, scripts/signal/spectral_adf.m,
scripts/signal/spectral_xdf.m, scripts/statistics/tests/z_test.m,
scripts/statistics/tests/z_test_2.m, scripts/strings/mat2str.m,
scripts/strings/strtok.m, scripts/testfun/__run_test_suite__.m,
scripts/testfun/assert.m, scripts/testfun/demo.m, scripts/testfun/speed.m,
scripts/testfun/test.m, test/eval-catch.tst, test/io.tst, test/try.tst: Replace
cstrcat() with matrix concatenation where possible.
author | Rik <rik@octave.org> |
---|---|
date | Wed, 17 Jul 2013 14:02:32 -0700 |
parents | c6ae30f73946 |
children | 1c89599167a6 |
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## Copyright (C) 2008-2012 Julian Schnidder ## ## 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{output} =} perl (@var{scriptfile}) ## @deftypefnx {Function File} {@var{output} =} perl (@var{scriptfile}, @var{argument1}, @var{argument2}, @dots{}) ## @deftypefnx {Function File} {[@var{output}, @var{status}] =} perl (@dots{}) ## Invoke Perl script @var{scriptfile}, possibly with a list of command line ## arguments. Return output in @var{output} and optional status in ## @var{status}. If @var{scriptfile} is not an absolute file name it is ## is searched for in the current directory and then in the Octave loadpath. ## @seealso{system, python} ## @end deftypefn function [output, status] = perl (scriptfile = "-e ''", varargin) ## VARARGIN is intialized to {}(1x0) if no additional arguments are ## supplied, so there is no need to check for it, or provide an ## initial value in the argument list of the function definition. if (ischar (scriptfile) && ( (nargin == 1 && ! isempty (scriptfile)) || (nargin != 1 && iscellstr (varargin)))) if (! strcmp (scriptfile(1:2), "-e")) ## Attempt to find file in loadpath. No effect for absolute filenames. scriptfile = file_in_loadpath (scriptfile); endif [status, output] = system (["perl " scriptfile ... sprintf(" %s", varargin{:})]); else error ("perl: invalid arguments"); endif endfunction