#!/usr/bin/env perl
# Simple script for substitute placeholders in Texinfo files with
# docstring values found in source code.
-# Copyright (C) 2020-2023 Sergey Matveev (stargrave@stargrave.org)
+# Copyright (C) 2020-2024 Sergey Matveev (stargrave@stargrave.org)
#
# If you C source code contains:
#