Description: provide a more helpful message to point to the doc package
Author: Sylvestre Ledru
Forwarded: Debian-specific

--- a/scilab/modules/demo_tools/macros/add_demo.sci
+++ b/scilab/modules/demo_tools/macros/add_demo.sci
@@ -38,7 +38,7 @@
     path = pathconvert(path, %f, %t);
 
     if ~isfile(path) then
-        error(msprintf(gettext("%s: The file %s does not exist.\n"), "add_demo", path));
+        error(msprintf(gettext("Demos are not available. Please install the package scilab-doc\n")));
     end
 
     if isdir(path) then