Changed setup and path handling to save to user's local path.

Avoids writing MATLAB's global pathdef.m. Also fixes issue introduced in 743096db

ita_toolbox_setup.m

@@ -46,23 +46,18 @@ if ~signalfound
 end
 
 %% Get root of RWTH-ITA-Toolbox
-tb_setup_path = which( 'ita_toolbox_setup.m' );
-tb_base_path = fileparts( tb_setup_path );
-
-% Switch to user pathdef instead of system-wide pathdef 
-% (which might open admin permissions dialog and corrupt Matlab for other users)
-pathdef_user_path = fullfile( userpath(), 'pathdef.m' );
-savepath( pathdef_user_path ) 
-addpath( tb_base_path ); % ... now adds toolbox path to user pathdef.m
+tb_setup_path = which('ita_toolbox_setup.m');
+tb_base_path = fileparts(tb_setup_path);
 
 %% Add path to kernel, so basic functions are available
-addpath([tb_base_path filesep 'kernel']);
+addpath(tb_base_path);
+addpath([tb_base_path, filesep, 'kernel']);
 
 %% Add userpath, here might be our pathdef.m
 addpath(userpath);
 
 %% ITA-Toolbox path handling
-% this function has to be in the kernel directory!!!
+% this function has to be in the kernel directory!
 ita_path_handling();
 
 %% License and Key?

kernel/StandardRoutines/ita_startup.m

-% if exist('ccx','file')
-%     ccx
-%     thisFuncStr  = [upper(mfilename) ':  '];     %#ok<NASGU> Use to show warnings or infos in this functions
-%     cprintf('blue',[thisFuncStr 'ccx.m clears all and sets warning messages. \n'])
-% end
-
-% <ITA-Toolbox>
-% This file is part of the ITA-Toolbox. Some rights reserved. 
-% You can find the license for this m-file in the license.txt file in the ITA-Toolbox folder. 
-% </ITA-Toolbox>
-
-
-% Set path
-disp('Loading ita_toolbox_path from local pathdef.')
-path(pathdef());

kernel/ita_path_handling.m

@@ -47,23 +47,17 @@ if ~isempty(outpathList)
 end
 
 %% Save the path list if possible
-ita_verbose_info('ita_path_handling::Saving Path List...',1);
-save_state = savepath;
-if save_state == 1
-    disp('Oh Lord. I cannot save the path list for you. Saving pathdef to your home folder');
-    if isempty( evalin('base','userpath'))
-        userpath('reset');
-    end
-    userfolder =  evalin('base','userpath');
-    if strcmp(userfolder(end),pathsep)
-        userfolder = userfolder(1:end-1);
-    end
-    savepath(fullfile(userfolder,'pathdef.m'));
-    try
-        copyfile(fullfile(fullpath,'kernel','StandardRoutines','ita_startup.m'), fullfile(userfolder,'startup.m'))
-    catch theError
-        ita_verbose_info('ita_path_handling:writing pathdef unsuccessful, because:',0);
-        disp(theError.message);
+ita_verbose_info('ita_path_handling::Saving path list to your users pathdef.m...',1);
+upath = userpath();
+if isempty(upath)
+    userpath('reset');
+end
+if isempty(userpath())
+    ita_verbose_info('Oh Lord! I cannot set your userpath. Please check if the default directory exists or manually try saving your path variable.', 0);
+else
+    save_state = savepath(fullfile(upath, 'pathdef.m'));
+    if save_state == 1
+        ita_verbose_info('Oh Lord! I could not write to your users pathdef.m', 0);
     end
 end