[MacPorts] #34619: prevent use of unknown subports

[MacPorts]

#34619: prevent use of unknown subports
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 Reporter:  ryandesign@…             |       Owner:  macports-tickets@…                   
     Type:  defect                   |      Status:  new                                  
 Priority:  Normal                   |   Milestone:  MacPorts Future                      
Component:  base                     |     Version:  2.1.1                                
 Keywords:                           |        Port:                                       
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Changes (by ryandesign@…):

  * milestone:  => MacPorts Future


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Ticket URL: <https://trac.macports.org/ticket/34619#comment:1>
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