Relicense nearly everything to Apache 2.0.

1 files changed, 9 insertions, 11 deletions

diff --git a/chickadee.scm b/chickadee.scm
index 476d3aa..5342e9e 100644
--- a/chickadee.scm
+++ b/chickadee.scm
@@ -2,19 +2,17 @@
 ;;; Copyright © 2018, 2021 David Thompson <dthompson2@worcester.edu>
 ;;; Copyright © 2020 Peter Elliott <pelliott@ualberta.ca>
 ;;;
-;;; Chickadee 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.
+;;; Licensed under the Apache License, Version 2.0 (the "License");
+;;; you may not use this file except in compliance with the License.
+;;; You may obtain a copy of the License at
 ;;;
-;;; Chickadee 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.
+;;;    http://www.apache.org/licenses/LICENSE-2.0
 ;;;
-;;; You should have received a copy of the GNU General Public License
-;;; along with this program.  If not, see
-;;; <http://www.gnu.org/licenses/>.
+;;; Unless required by applicable law or agreed to in writing, software
+;;; distributed under the License is distributed on an "AS IS" BASIS,
+;;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+;;; See the License for the specific language governing permissions and
+;;; limitations under the License.
 
 ;;; Commentary:
 ;;