prosodyctl: Include libevent version in "about" output if luaevent is available

diff --git a/prosodyctl b/prosodyctl
index f0f8beb1cc73b8d0e14f9d43d228fb29d3a295e1..f58c3abc9c10ff12f9d0bff3d3a154e173598d83 100755 (executable)
--- a/prosodyctl
+++ b/prosodyctl
@@ -590,6 +590,9 @@ function commands.about(arg)
                        module_versions[name] = module._VERSION;
                end
        end
+       if luaevent then
+               module_versions["libevent"] = luaevent.core.libevent_version();
+       end
        local sorted_keys = array.collect(keys(module_versions)):sort();
        for _, name in ipairs(array.collect(keys(module_versions)):sort()) do
                print(name..":"..string.rep(" ", longest_name-#name), module_versions[name]);