+
+foreach my $module (@SL::InstallationCheck::optional_modules) {
+ print("Looking for $module->{name} (optional)...");
+ if (!SL::InstallationCheck::module_available($module->{"name"})) {
+ print(" NOT found\n" .
+ " The module '$module->{name}' is not available on your system.\n" .
+ " While it is not strictly needed it provides extra functionality\n" .
+ " and should be installed.\n" .
+ " You can install it with the CPAN shell, e.g.\n" .
+ " perl -MCPAN -e \"install $module->{name}\"\n" .
+ " or download it from this URL and install it manually:\n" .
+ " $module->{url}\n\n");
+ } else {
+ print(" ok\n");
+ }
+}