[alsa-devel] GPL/LGPL licensing of the Alsa library

Jaroslav Kysela perex at perex.cz
Mon Mar 28 10:49:31 CEST 2011

On Mon, 28 Mar 2011, Ossi Niiranen wrote:

> Hi,
> We recently performed a licensing audit of a larger software project 
> incorporating the Alsa library 1.0.19. One issue we identified was that 
> although the Alsa library purported to state that the library was 
> licensed under the LGPL, there were still several files with third party 
> copyright holders that indicated in their header that the file in 
> question was licensed under the GPL.

Please, show us the list of files with different licenses to check.
I found test files and aserver (which is not probably used widely and the 
code is optional) as GPL. The library itself (.a and .so binaries) should 
follow LGPL.


Jaroslav Kysela <perex at perex.cz>
Linux Kernel Sound Maintainer
ALSA Project, Red Hat, Inc.

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