[MacPorts] #47592: rev-upgrade should use prefix_unwritable check

[MacPorts]

#47592: rev-upgrade should use prefix_unwritable check
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  Reporter:  mp@…     |      Owner:  neverpanic
      Type:  defect   |     Status:  closed
  Priority:  Not set  |  Milestone:
 Component:  base     |    Version:  2.3.99
Resolution:  fixed    |   Keywords:
      Port:           |
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Changes (by jmroot):

 * status:  assigned => closed
 * resolution:   => fixed


Comment:

 In [changeset:"d4f49041852b9cf42e47d373cce7a3239d76a7fa/macports-base"
 d4f4904/macports-base]:
 {{{
 #!ConfigurableCommitTicketReference repository="macports-base"
 revision="d4f49041852b9cf42e47d373cce7a3239d76a7fa"
 Avoid rev-upgrade permissions errors

 Check that the prefix is writable when running rev-upgrade in rebuild
 mode, and fail early with a good message if not.

 Fixes: https://trac.macports.org/ticket/47592
 }}}

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Ticket URL: <https://trac.macports.org/ticket/47592#comment:9>
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