diff -r 95e647bf1922 -r ff115d10f901 src/relpipe-lib-cli.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/relpipe-lib-cli.cpp	Sun Dec 09 19:40:17 2018 +0100
@@ -0,0 +1,25 @@
+/**
+ * Relational pipes
+ * Copyright © 2018 František Kučera (Frantovo.cz, GlobalCode.info)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/*
+ * The relpipe-lib-cli.cpp is a header-only C++ library.
+ * Generated .so file is quite useless and it is not needed to compile this library.
+ * Compilation just validates that the .h file has no severe bugs.
+ * In future, the binary might contain some code for testing purposes.
+ */
+#include "../include/relpipe/cli/CLI.h"