% EEG_HIST - history for EEGLAB dataset.

%

% Usage:

%   >> EEGOUT = eeg_hist( EEGIN, command );

%

% Inputs:

%   EEGIN   - input dataset

%   command - [string] eeglab command

%

% Author: Arnaud Delorme, SCCN/INC/UCSD, Dec 2003

%

% See also: EEGH, EEGLAB

% Copyright (C) 2003 Arnaud Delorme, SCCN/INC/UCSD, arno@salk.edu

%

% This file is part of EEGLAB, see http://www.eeglab.org

% for the documentation and details.

%

% Redistribution and use in source and binary forms, with or without

% modification, are permitted provided that the following conditions are met:

%

% 1. Redistributions of source code must retain the above copyright notice,

% this list of conditions and the following disclaimer.

%

% 2. Redistributions in binary form must reproduce the above copyright notice,

% this list of conditions and the following disclaimer in the documentation

% and/or other materials provided with the distribution.

%

% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

% AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

% IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

% ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE

% LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

% CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

% SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

% INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

% CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

% ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF

% THE POSSIBILITY OF SUCH DAMAGE.

function EEG = eeg_hist( EEG, command )

if nargin < 2

    help eeg_hist;

end

if ~isfield(EEG, 'history')

    EEG.history = '';

end

if ~isempty(command) &&  isempty(strfind(command, 'pop_loadset'))

    try

        EEG.history = [ EEG.history 10 command ];

    catch

        EEG.history = strvcat(EEG.history, command);

    end

end