Add license (GNU GPLv3+)

1 files changed, 16 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 9d90c2a..dd4c8c1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,19 @@
+# Copyright (c) 2020  Teddy Wing
+#
+# 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 <https://www.gnu.org/licenses/>.
+
+
 MAN_PAGES := $(patsubst doc/%.1.txt,doc/%.1,$(wildcard doc/*.1.txt))
 
 .PHONY: doc