Mercurial > octave-nkf
view scripts/miscellaneous/ls.m @ 19631:db92e7e28e1f
strip trailing whitespace from most source files
* NEWS, doc/interpreter/contributors.in, doc/interpreter/func.txi,
doc/interpreter/genpropdoc.m, doc/interpreter/octave_logo.eps,
doc/interpreter/plot.txi, doc/interpreter/stmt.txi,
examples/data/Makefile.am, libinterp/corefcn/data.cc,
libinterp/corefcn/debug.cc, libinterp/corefcn/error.cc,
libinterp/corefcn/file-io.cc, libinterp/corefcn/gl-render.cc,
libinterp/corefcn/graphics.cc, libinterp/corefcn/graphics.in.h,
libinterp/corefcn/load-path.cc, libinterp/corefcn/pr-output.cc,
libinterp/corefcn/pt-jit.cc, libinterp/corefcn/strfind.cc,
libinterp/corefcn/toplev.cc, libinterp/corefcn/toplev.h,
libinterp/corefcn/urlwrite.cc, libinterp/corefcn/variables.cc,
libinterp/octave-value/ov-classdef.cc,
libinterp/octave-value/ov-classdef.h, libinterp/octave.cc,
libinterp/parse-tree/lex.h, libinterp/parse-tree/oct-parse.in.yy,
libinterp/parse-tree/pt-classdef.h, liboctave/system/file-ops.cc,
liboctave/system/oct-env.cc, m4/acinclude.m4,
scripts/deprecated/finite.m, scripts/deprecated/fmod.m,
scripts/deprecated/fnmatch.m, scripts/deprecated/luinc.m,
scripts/deprecated/octave_tmp_file_name.m, scripts/deprecated/syl.m,
scripts/deprecated/usage.m, scripts/general/inputParser.m,
scripts/general/interp1.m, scripts/general/interp2.m,
scripts/general/interp3.m, scripts/general/isequal.m,
scripts/general/private/__isequal__.m, scripts/geometry/voronoi.m,
scripts/image/image.m, scripts/image/imshow.m,
scripts/image/ind2rgb.m, scripts/linear-algebra/bandwidth.m,
scripts/linear-algebra/isbanded.m, scripts/miscellaneous/bzip2.m,
scripts/miscellaneous/cast.m, scripts/miscellaneous/copyfile.m,
scripts/miscellaneous/delete.m, scripts/miscellaneous/fullfile.m,
scripts/miscellaneous/getappdata.m, scripts/miscellaneous/gunzip.m,
scripts/miscellaneous/isappdata.m, scripts/miscellaneous/ls.m,
scripts/miscellaneous/mex.m, scripts/miscellaneous/movefile.m,
scripts/miscellaneous/orderfields.m, scripts/miscellaneous/recycle.m,
scripts/miscellaneous/rmappdata.m, scripts/miscellaneous/setfield.m,
scripts/miscellaneous/symvar.m, scripts/miscellaneous/tar.m,
scripts/miscellaneous/tmpnam.m, scripts/miscellaneous/unpack.m,
scripts/miscellaneous/ver.m, scripts/miscellaneous/what.m,
scripts/miscellaneous/xor.m, scripts/miscellaneous/zip.m,
scripts/optimization/fminbnd.m, scripts/optimization/sqp.m,
scripts/path/private/getsavepath.m, scripts/path/savepath.m,
scripts/pkg/pkg.m, scripts/pkg/private/installed_packages.m,
scripts/plot/draw/plotyy.m, scripts/plot/draw/polar.m,
scripts/plot/draw/private/__quiver__.m,
scripts/plot/draw/private/__scatter__.m,
scripts/plot/draw/private/__stem__.m, scripts/plot/draw/surface.m,
scripts/plot/draw/surfnorm.m, scripts/plot/util/copyobj.m,
scripts/plot/util/hgload.m, scripts/plot/util/hgsave.m,
scripts/plot/util/isprop.m, scripts/plot/util/linkprop.m,
scripts/plot/util/private/__go_draw_axes__.m, scripts/set/setdiff.m,
scripts/set/union.m, scripts/signal/periodogram.m,
scripts/sparse/eigs.m, scripts/sparse/ilu.m, scripts/sparse/qmr.m,
scripts/sparse/sprand.m, scripts/sparse/sprandn.m,
scripts/specfun/beta.m, scripts/specfun/ellipke.m,
scripts/specfun/isprime.m, scripts/statistics/base/lscov.m,
scripts/testfun/__run_test_suite__.m, scripts/testfun/test.m:
Strip trailing whitespace.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Tue, 20 Jan 2015 10:29:54 -0500 |
parents | bbb1fbd900d4 |
children | 4197fc428c7d |
line wrap: on
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## Copyright (C) 2006-2013 John W. Eaton ## ## 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 {Command} {} ls ## @deftypefnx {Command} {} ls @var{filenames} ## @deftypefnx {Command} {} ls @var{options} ## @deftypefnx {Command} {} ls @var{options} @var{filenames} ## @deftypefnx {Function File} {@var{list} =} ls (@dots{}) ## ## List directory contents. ## ## The @code{ls} command is implemented by calling the native operating ## system's directory listing command---available @var{options} will vary from ## system to system. ## ## Filenames are subject to shell expansion if they contain any wildcard ## characters @samp{*}, @samp{?}, @samp{[]}. To find a literal example of a ## wildcard character the wildcard must be escaped using the backslash operator ## @samp{\}. ## ## If the optional output @var{list} is requested then @code{ls} returns a ## character array with one row for each file/directory name. ## ## Example usage on a UNIX-like system: ## ## @example ## @group ## ls -l ## @print{} total 12 ## @print{} -rw-r--r-- 1 jwe users 4488 Aug 19 04:02 foo.m ## @print{} -rw-r--r-- 1 jwe users 1315 Aug 17 23:14 bar.m ## @end group ## @end example ## ## @seealso{dir, readdir, glob, what, stat, filesep, ls_command} ## @end deftypefn ## Author: jwe function retval = ls (varargin) global __ls_command__; if (isempty (__ls_command__) || ! ischar (__ls_command__)) ls_command (); # Initialize global value for __ls_command__. endif if (! iscellstr (varargin)) error ("ls: all arguments must be character strings"); endif if (nargin > 0) args = tilde_expand (varargin); if (ispc () && ! isunix ()) idx = ! strncmp (args, '/', 1); ## Enclose paths, potentially having spaces, in double quotes: args(idx) = strcat ('"', args(idx), '"'); ## shell (cmd.exe) on MinGW uses '^' as escape character args = regexprep (args, '([^\w.*?])', '^$1'); else ## Escape any special characters in filename args = regexprep (args, '([^][\w.*?-])', '\\$1'); ## Undo escaped spaces following command args ## Only used for command form where single str contains many args. ## Example: list = ls ("-l /usr/bin") args = regexprep (args, '(-\w+)(?:\\ )+', '$1 '); endif args = sprintf ("%s ", args{:}); else args = ""; endif cmd = [__ls_command__ " " args]; if (page_screen_output () || nargout > 0) [status, output] = system (cmd); if (status != 0) error ("ls: command exited abnormally with status %d\n", status); elseif (nargout == 0) puts (output); else retval = strvcat (regexp (output, "[\r\n]+", "split"){:}); endif else ## Just let the output flow if the pager is off. That way the ## output from things like "ls -R /" will show up immediately and ## we won't have to buffer all the output. system (cmd); endif endfunction %!test %! list = ls (); %! assert (ischar (list)); %! assert (! isempty (list)); %!test %! if (isunix ()) %! list = ls ("/"); %! list = (list')(:)'; # transform to a single row vector %! assert (! isempty (strfind (list, "sbin"))); %! list2 = ls ("-l /"); %! list2 = (list2')(:)'; # transform to a single row vector %! assert (! isempty (strfind (list2, "sbin"))); %! assert (rows (list) == rows (list2)); %! endif %!error <all arguments must be character strings> ls (1) ## Test below is valid, but produces confusing output on screen %!#error <command exited abnormally> ls ("-!")