1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92
|
function XOrgConfSelector(sdir)
% XOrgConfSelector([sdir]) - Select a X11 configuration file to apply.
%
% By default configuration files are chosen from a PsychtoolboxConfigDir
% subfolder, where XOrgConfCreator creates and stores them by default.
%
% You can override the choice of the directory for config files by
% providing the optional 'sdir' argument with the path to a different
% folder.
%
% The chosen configuration file is copied into the systems
% /etc/X11/xorg.conf.d/ folder for the X-Server to pick it up and apply it
% during the next logout->login cycle or restart.
%
% History:
% 04-Nov-2015 mk Created.
% 25-Apr-2016 mk Add troubleshooting tips in case somebody needs them.
% 02-Feb-2024 mk Add error handling and troubleshooting tips in case of error.
if nargin < 1 || isempty(sdir)
sdir = PsychtoolboxConfigDir ('XorgConfs');
end
conffiles = {};
candfiles = dir(sdir);
for i=1:length(candfiles)
if ~candfiles(i).isdir
conffiles{end+1} = candfiles(i).name;
end
end
fprintf('You can choose from the following X11 configuration files:\n\n');
for i=1:length(conffiles)
fprintf('%i) %s\n', i, conffiles{i});
end
fprintf('\n');
answer = [];
while isempty(answer) || ~ismember(answer, 0:length(conffiles))
answer = input('Which one should I use? (Choose 0 to remove a current active file): ');
end
fprintf('\n\n');
updated = 0;
if answer == 0
% Remove existing file:
if exist('/etc/X11/xorg.conf.d/90-ptbxorg.conf')
delete('/etc/X11/xorg.conf.d/90-ptbxorg.conf');
if exist('/etc/X11/xorg.conf.d/90-ptbxorg.conf')
fprintf('Delete operation failed. See warning message above this line.\nPlease try to fix the error and retry.\n');
fprintf('Running the command PsychLinuxConfiguration might help, if you forgot to do it\n');
fprintf('after installing Psychtoolbox from Debian, Ubuntu or NeuroDebian.\n\n');
fprintf('Failed to remove the configuration file from the X11 config folder under:\n');
else
fprintf('Removed the old existing xorg.conf file from the X11 config folder under:\n');
updated = 1;
end
else
fprintf('There isn''t any old configuration file to remove in the X11 config folder under:\n');
end
else
% Copy selected file into the X11 config directory:
[rc, err] = copyfile([sdir conffiles{answer}], '/etc/X11/xorg.conf.d/90-ptbxorg.conf');
if rc
fprintf('Copied the xorg.conf file into the X11 config folder under:\n');
updated = 1;
else
if isempty(err)
err = 'See system error message above this line';
else
err = ['System error message is: ' err];
end
fprintf('Copy operation failed. %s.\nPlease try to fix the error and retry.\n', err);
fprintf('Running the command PsychLinuxConfiguration might help, if you forgot to do it\n');
fprintf('after installing Psychtoolbox from Debian, Ubuntu or NeuroDebian.\n\n');
fprintf('Failed to copy the xorg.conf file into the X11 config folder under:\n');
end
end
fprintf('/etc/X11/xorg.conf.d/90-ptbxorg.conf\n\n');
if updated
fprintf('Troubleshooting tip in case of emergency:\n\n');
fprintf('In case something goes seriously wrong and you end up with a non-functioning GUI,\n');
fprintf('you can always press(*) ''CTRL+ALT+F3'', which provides you with a text console. Then login\n');
fprintf('there, run octave or matlab from the text console and call XOrgConfSelector to remove\n');
fprintf('the troublesome config file. Or type this: rm /etc/X11/xorg.conf.d/90-ptbxorg.conf\n\n');
fprintf('(*)Apple computer users may need to press ''FN+CTRL+ALT+F3'' instead of CTRL+ALT+F3\n\n');
fprintf('Now please logout and login again for the new configuration to take effect.\n\n');
end
end
|