On Mon, Dec 04, 2017 at 10:19:29PM +0100, Thomas Gleixner wrote: > Add the full text of the GPL 2.0 license to the LICENSES directory. It was > copied directly from the COPYING file in the kernel source tree as it > differs from the public available version of the license in various places > including the FSF. > > Philippe did some research on the GPL2.0 history: > > There is NO trustworthy version of an official GPL 2.0 text: the FSF > official texts are all fubar (if only in small and subtle ways). The FSF > texts should be authoritative, but then which one? They published more > GPL 2.0 versions than most. So we would be hard pressed to blame SPDX or > the OSI for having their own minor variant. > > Then in digging further, I found the ONE true original GPL with a file > time stamp on June 2 1991, 01:50 (AM?, PM? unknown time zone?) ! in an > old GCC archive. > > For the posterity and everyone's enjoyment I have built a git history > of GPL 2.0 Mark1 to Mark6 > > See https://github.com/pombredanne/gpl-history/commits/master/COPYING > > I also added a shorter history of the Linux COPYING text. The first > version in Linus's git tree is based on the very fine and well tuned GPL > 2 Mark4, the first fully Y2K compliant version of the GPL 2, as you can > see from the diffs with the former Mark3: that was dangerously stuck in > the last century. > > The current version in is based on a rare GPL 2.0 Mark5.1 aka "Franklin > St", that I do not have in my history yet and spells "Franklin St." > rather than "Franklin Street." Therefore there is likely another GPL 2.0 > version between Mark4 and Mark5 that I have yet to find and may not have > been caught by the archive.org spiders. Here help and patches welcomed: > this is likely an important missing link. > > Further information about this archaelogical research; > > http://lkml.kernel.org/r/CAOFm3uEzRMf261+O-Nm+9HDoEn9RbFjH=5J9i1C2GgMUg2G4LA@xxxxxxxxxxxxxx > > Add the required tags for reference and tooling. > > Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Looks ok, Reviewed-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx> > > --- > LICENSES/preferred/GPL-2.0 | 353 +++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 353 insertions(+) > create mode 100644 LICENSES/GPL-2.0 > > --- /dev/null > +++ b/LICENSES/preferred/GPL-2.0 > @@ -0,0 +1,353 @@ > +Valid-License-Identifier: GPL-2.0 > +Valid-License-Identifier: GPL-2.0+ > +SPDX-URL: https://spdx.org/licenses/GPL-2.0.html > +Usage-Guide: > + To use this license in source code, put one of the following SPDX > + tag/value pairs into a comment according to the placement > + guidelines in the licensing rules documentation. > + For 'GNU General Public License (GPL) version 2 only' use: > + SPDX-License-Identifier: GPL-2.0 > + For 'GNU General Public License (GPL) version 2 or any later version' use: > + SPDX-License-Identifier: GPL-2.0+ > +License-Text: > + > + GNU GENERAL PUBLIC LICENSE > + Version 2, June 1991 > + > + Copyright (C) 1989, 1991 Free Software Foundation, Inc. > + 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA > + Everyone is permitted to copy and distribute verbatim copies > + of this license document, but changing it is not allowed. > + > + Preamble > + > + The licenses for most software are designed to take away your > +freedom to share and change it. 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