[MacPorts] #42654: cmake: upgrade to 3.0.0

[MacPorts]

#42654: cmake: upgrade to 3.0.0
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  Reporter:  mojca@…  |      Owner:  css@…
      Type:  update   |     Status:  new
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:
Resolution:           |   Keywords:
      Port:  cmake    |
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Comment (by egall@…):

 Replying to [comment:6 mojca@…]:
 > I totally agree with the change, but I consider that an inherent flaw in
 CMake, something worth asking about on the CMake mailing list.
 >
 I am not subscribed to the CMake mailing list and would prefer not to have
 to subscribe to it just to bring up that one issue... are you subscribed
 to it?

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Ticket URL: <https://trac.macports.org/ticket/42654#comment:7>
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