[MacPorts] #44526: xxdiff: update to 4.0

[MacPorts]

#44526: xxdiff: update to 4.0
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  Reporter:  rjvbertin@…  |      Owner:  macports-tickets@…
      Type:  update       |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:  haspatch
      Port:  xxdiff       |
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Comment (by mf2k@…):

 Replying to [comment:6 rjvbertin@…]:
 > Replying to [comment:5 ryandesign@…]:
 > >  * One should not "`system "cd ...; ..."`"; one should instead
 "`system -W ... "..."`".
 >
 > If you say so ... but I'd prefer to read up on the 'system'
 documentation before changing something I left unchanged from the v3
 xxdiff Portfile (if not only because your suggestion is too ambiguous to
 my taste; should I understand the syntax is `system -W workDirectory
 "command args"`?)
 > I'll wait for clarification before uploading a new Portfile diff.

 Yes, you can read the [wiki:FAQ#cd FAQ about it].

-- 
Ticket URL: <https://trac.macports.org/ticket/44526#comment:7>
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