rb: add a header mentionning the GPL license in every source file

1 files changed, 18 insertions, 0 deletions

diff --git a/rb.h b/rb.h
index 8a8eb0e..1483977 100644
--- a/rb.h
+++ b/rb.h
@@ -1,3 +1,21 @@
+/*
+ * Copyright (C) 2013 Olivier Gayot
+ *
+ * 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 2 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
 #ifndef RING_BUFFER_H
 #define RING_BUFFER_H