This file is indexed.

/usr/share/psychtoolbox-3/PsychHardware/PR670Toolbox/PR670close.m is in psychtoolbox-3-common 3.0.11.20131230.dfsg1-1build1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
function PR670close
% PR670close - Closes the PR-670 connection.
%
% Syntax:
% PR670close
%
% Description:
% Exits PR-670 remote mode, then closes the serial port connection.

global g_serialPort;

% Close and clear serial port, if it is open.
% Also take the device out of remote mode.
if ~isempty(g_serialPort)
   PR670write('Q', 0);
   IOPort('close', g_serialPort);
   g_serialPort = [];
end