compilation fixes for wxUSE_DATETIME==0 (another part of patch 1203970)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@37493 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/xrc/xmlres.cpp

@@ -411,7 +411,11 @@ bool wxXmlResource::UpdateResources()
         {
 #           if wxUSE_FILESYSTEM
             file = fsys.OpenFile(m_data[i].File);
+#           if wxUSE_DATETIME
             modif = file && file->GetModificationTime() > m_data[i].Time;
+#           else // wxUSE_DATETIME
+            modif = true;
+#           endif // wxUSE_DATETIME
             if (!file)
             {
                 wxLogError(_("Cannot open file '%s'."), m_data[i].File.c_str());
@@ -419,9 +423,13 @@ bool wxXmlResource::UpdateResources()
             }
             wxDELETE(file);
             wxUnusedVar(file);
-#           else
+#           else // wxUSE_FILESYSTEM
+#           if wxUSE_DATETIME
             modif = wxDateTime(wxFileModificationTime(m_data[i].File)) > m_data[i].Time;
-#           endif
+#           else // wxUSE_DATETIME
+            modif = true;
+#           endif // wxUSE_DATETIME
+#           endif // wxUSE_FILESYSTEM
         }
 
         if (modif)
@@ -477,11 +485,13 @@ bool wxXmlResource::UpdateResources()
                 }
 
                 ProcessPlatformProperty(m_data[i].Doc->GetRoot());
+#if wxUSE_DATETIME
 #if wxUSE_FILESYSTEM
                 m_data[i].Time = file->GetModificationTime();
-#else
+#else // wxUSE_FILESYSTEM
                 m_data[i].Time = wxDateTime(wxFileModificationTime(m_data[i].File));
-#endif
+#endif // wxUSE_FILESYSTEM
+#endif // wxUSE_DATETIME
             }
 
 #           if wxUSE_FILESYSTEM