fix path printing issues with windows

Author: Remi-Gau

src/createFilename.m

@@ -53,17 +53,20 @@
     cfg = setFilenames(cfg);
 
     talkToMe(cfg, sprintf('\nData will be saved in this directory:\n\t%s\n', ...
-                          fullfile(cfg.dir.outputSubject, cfg.fileName.modality)));
+                          pathToPrint(fullfile(cfg.dir.outputSubject, ...
+                                               cfg.fileName.modality))));
 
-    talkToMe(cfg, sprintf('\nData will be saved in this file:\n\t%s\n', cfg.fileName.events));
+    talkToMe(cfg, sprintf('\nData will be saved in this file:\n\t%s\n', ...
+                          pathToPrint(cfg.fileName.events)));
 
     if cfg.eyeTracker.do
 
         talkToMe(cfg, sprintf('\nEyetracking data will be saved in this directory:\n\t%s\n', ...
-                              fullfile(cfg.dir.outputSubject, 'eyetracker')));
+                              pathToPrint(fullfile(cfg.dir.outputSubject, ...
+                                                   'eyetracker'))));
 
         talkToMe(cfg, sprintf('\nEyetracking data will be saved in this file:\n\t%s\n', ...
-                              cfg.fileName.eyetracker));
+                              pathToPrint(cfg.fileName.eyetracker)));
 
     end
 

src/utils/pathToPrint.m

@@ -0,0 +1,25 @@
+function pth = pathToPrint(pth)
+    %
+    % Replaces single '\' by '/' on Windows
+    % to prevent escaping warning when printing a path
+    %
+    % :param pth: If pth is a cellstr of paths, pathToPrint will work
+    %             recursively on it.
+    % :type pth: char or cellstr
+    %
+    % (C) Copyright 2021 CPP_BIDS developers
+
+    if isunix()
+        return
+    end
+
+    if ischar(pth)
+        pth = strrep(pth, '\', '/');
+
+    elseif iscell(pth)
+        for i = 1:numel(pth)
+            pth{i} = pathToPrint(pth{i});
+        end
+    end
+
+end