libinput/COPYING

Copyright © 2006-2009 Simon Thum
Copyright © 2008-2012 Kristian Høgsberg
Copyright © 2010-2012 Intel Corporation
Copyright © 2010-2011 Benjamin Franzke
Copyright © 2011-2012 Collabora, Ltd.
Copyright © 2013-2014 Jonas Ådahl
Copyright © 2013-2015 Red Hat, Inc.

Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that copyright
notice and this permission notice appear in supporting documentation, and
that the name of the copyright holders not be used in advertising or
publicity pertaining to distribution of the software without specific,
written prior permission.  The copyright holders make no representations
about the suitability of this software for any purpose.  It is provided "as
is" without express or implied warranty.

THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
OF THIS SOFTWARE.

libinput ships a copy of the GPL-licensed Linux kernel's linux/input.h
header file. [1] This does not make libinput GPL.
This copy is provided to provide consistent behavior regardless which kernel
version libinput is compiled against. The header is used during compilation
only, libinput does not link against GPL libraries.

[1] http://cgit.freedesktop.org/wayland/libinput/tree/include/linux/input.h