update checks on SPM version

Author: Remi-Gau

src/utils/checkDependencies.m

@@ -18,17 +18,19 @@ function checkDependencies()
   %% check spm version
   try
     [a, b] = spm('ver');
-    fprintf(' Using %s %s\n', a, b);
-    if any(~[strcmp(a, SPM_main) strcmp(b, SPM_sub)])
-      str = sprintf('%s %s %s.\n%s', ...
-                    'The current version SPM version is not', SPM_main, SPM_sub, ...
-                    'In case of problems (e.g json file related) consider updating.');
-      warning(str); %#ok<*SPWRN>
-    end
   catch
     error('Failed to check the SPM version: Are you sure that SPM is in the matlab path?');
   end
 
+  fprintf(' Using %s %s\n', a, b);
+
+  if ~strcmp(a, SPM_main) || str2num(SPM_sub) < 7219
+    str = sprintf('%s %s %s.\n%s', ...
+                  'The current version SPM version is less than', SPM_main, SPM_sub, ...
+                  'Update with: spm_update update');
+    warning(str); %#ok<*SPWRN>
+  end
+
   spm('defaults', 'fmri');
 
   %% Check the Nifti tools are indeed there.