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-rw-r--r--redshift.c20
1 files changed, 18 insertions, 2 deletions
diff --git a/redshift.c b/redshift.c
index c68fe2d..836d596 100644
--- a/redshift.c
+++ b/redshift.c
@@ -1,5 +1,21 @@
-/* redshift.c */
-/* Copyright (c) 2009, Jon Lund Steffensen <jonlst@gmail.com> */
+/* redshift.c -- Main program source
+ This file is part of Redshift.
+
+ Redshift 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.
+
+ Redshift 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 Redshift. If not, see <http://www.gnu.org/licenses/>.
+
+ Copyright (c) 2009 Jon Lund Steffensen <jonlst@gmail.com>
+*/
#include <stdio.h>
#include <stdlib.h>