Mercurial > octave
view scripts/prefs/addpref.m @ 30239:120e878f343f
mkdir.m: issue a warning if DIR already exists (bug #61338)
* mkdir.m: When nargout==0, check status message and report a warning if
"directory exists" message found.
author | Rik <rik@octave.org> |
---|---|
date | Wed, 13 Oct 2021 08:05:14 -0700 |
parents | 7854d5752dd2 |
children | 796f54d4ddbf |
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######################################################################## ## ## Copyright (C) 2012-2021 The Octave Project Developers ## ## See the file COPYRIGHT.md in the top-level directory of this ## distribution or <https://octave.org/copyright/>. ## ## 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 ## <https://www.gnu.org/licenses/>. ## ######################################################################## ## -*- texinfo -*- ## @deftypefn {} {} addpref ("@var{group}", "@var{pref}", @var{val}) ## @deftypefnx {} {} addpref ("@var{group}", @{"@var{pref1}", "@var{pref2}", @dots{}@}, @{@var{val1}, @var{val2}, @dots{}@}) ## Add the preference @var{pref} and associated value @var{val} to the named ## preference group @var{group}. ## ## The named preference group must be a string. ## ## The preference @var{pref} may be a string or a cell array of strings. An ## error will be issued if the preference already exists. ## ## The corresponding value @var{val} may be any Octave value, .e.g., double, ## struct, cell array, object, etc. Or, if @var{pref} is a cell array of ## strings then @var{val} must be a cell array of values with the same size as ## @var{pref}. ## @seealso{setpref, getpref, ispref, rmpref} ## @end deftypefn function addpref (group, pref, val) if (nargin != 3) print_usage (); endif if (! ischar (group)) error ("addpref: GROUP must be a string"); elseif (! (ischar (pref) || iscellstr (pref))) error ("addpref: PREF must be a string or cellstr"); endif prefs = loadprefs (); if (ischar (pref)) if (isfield (prefs, group) && isfield (prefs.(group), pref)) error ("addpref: preference %s already exists in GROUP %s", pref, group); else prefs.(group).(pref) = val; endif else if (! size_equal (pref, val)) error ("addpref: size mismatch for PREF and VAL"); endif for i = 1:numel (pref) if (isfield (prefs, group) && isfield (prefs.(group), pref{i})) error ("addpref: preference %s already exists in GROUP %s", pref{i}, group); else prefs.(group).(pref{i}) = val{i}; endif endfor endif saveprefs (prefs); endfunction %!test %! HOME = getenv ("HOME"); %! save_default_options ("-binary", "local"); %! unwind_protect %! setenv ("HOME", P_tmpdir ()); %! %! addpref ("group1", "pref1", [1 2 3]); %! assert (getpref ("group1", "pref1"), [1 2 3]); %! %! addpref ("group2", {"prefA", "prefB"}, {"StringA", {"StringB"}}); %! assert (getpref ("group2", "prefA"), "StringA"); %! assert (getpref ("group2", "prefB"), {"StringB"}); %! %! fail ('addpref ("group1", "pref1", 4)', ... %! "preference pref1 already exists in GROUP group1"); %! fail ('setpref ("group1", {"p1", "p2"}, 1)', ... %! "size mismatch for PREF and VAL"); %! fail ('addpref ("group2", {"prefC", "prefA"}, {1, 2})', %! "preference prefA already exists in GROUP group2"); %! %! unwind_protect_cleanup %! unlink (fullfile (P_tmpdir (), ".octave_prefs")); %! if (isempty (HOME)) %! unsetenv ("HOME"); %! else %! setenv ("HOME", HOME); %! endif %! end_unwind_protect ## Test input validation %!error <Invalid call> addpref () %!error <Invalid call> addpref (1) %!error <Invalid call> addpref (1,2) %!error <GROUP must be a string> addpref (1, "pref1", 2) %!error <PREF must be a string> addpref ("group1", 1, 2)