1## Copyright (C) 2006, 2007 John W. Eaton
3## This file is part of Octave.
5## Octave is free software; you can redistribute it and/or modify it
6## under the terms of the GNU General Public License as published by
7## the Free Software Foundation; either version 3 of the License, or (at
8## your option) any later version.
10## Octave is distributed in the hope that it will be useful, but
11## WITHOUT ANY WARRANTY; without even the implied warranty of
12## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13## General Public License for more details.
15## You should have received a copy of the GNU General Public License
16## along with Octave; see the file COPYING. If not, see
17## <http://www.gnu.org/licenses/>.
20## @deftypefn {Function File} {[@var{old_cmd} =} ls_command (@var{cmd})
21## Set or return the shell command used by Octave's @code{ls} command.
22## The value of @var{cmd} must be a character string.
23## With no arguments, simply return the previous value.
29function old_cmd = ls_command (cmd)
31 global __ls_command__;
33 if (isempty (__ls_command__))
34 ## FIXME -- ispc and isunix both return true for Cygwin. Should they?
35 if (ispc () && ! isunix () && isempty (file_in_path (EXEC_PATH, "ls")))
36 __ls_command__ = "cmd /C dir /D";
38 __ls_command__ = "ls -C";
42 if (nargin == 0 || nargin == 1)
44 old_cmd = __ls_command__;
50 error ("ls_command: expecting argument to be a character string");
