[MacPorts] #47255: making port:xz optionally independent of other ports

[MacPorts]

#47255: making port:xz optionally independent of other ports
--------------------------+--------------------------
  Reporter:  rjvbertin@…  |      Owner:  ryandesign@…
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:  haspatch
      Port:  xz           |
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Comment (by larryv@…):

 Replying to [comment:4 ryandesign@…]:
 > The official xz has complicated licensing. From the COPYING file,
 > "liblzma is in the public domain" and "xz, xzdec, and lzmadec command
 > line tools are in the public domain unless GNU getopt_long had to be
 > compiled and linked in from the lib directory. The getopt_long code is
 > under GNU LGPLv2.1+." We would want to know whether the xz we bundle
 > is public domain or LGPL-2.1+.

 On my system, at least, `xz` does not use its bundled getopt_long.
 {{{
 % nm -m /opt/local/bin/xz | grep getopt
                  (undefined) external _getopt_long (from libSystem)
 %
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/47255#comment:8>
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