[MacPorts] #71126: MacOSX10.13.sdk fails to install on 10.15 Catalina

[MacPorts]

#71126: MacOSX10.13.sdk fails to install on 10.15 Catalina
------------------------------+------------------------
  Reporter:  rmottola         |      Owner:  ryandesign
      Type:  defect           |     Status:  assigned
  Priority:  Normal           |  Milestone:
 Component:  ports            |    Version:
Resolution:                   |   Keywords:  catalina
      Port:  MacOSX10.13.sdk  |
------------------------------+------------------------

Comment (by ryandesign):

 Replying to [comment:3 rmottola]:
 > > > If I "copy address" I get
 https://download.developer.apple.com/Developer_Tools/Command_Line_Tools_macOS_10.13_for_Xcode_9.3/Command_Line_Tools_macOS_10.13_for_Xcode_9.3.dmg
 > > >
 > > > Compared to:
 > > >
 https://download.developer.apple.com/Developer_Tools/Command_Line_Tools_macOS_10.13_for_Xcode_9.3/Command_Line_Tools_macOS_10.13_for_Xcode_9.3.dmg
 > > >
 > > > Which looks correct? Perhaps apple checks the path from which the
 URL is called.
 > >
 > > To the best of my knowledge, the instructions printed by the port were
 correct when I wrote them, but Apple has rearranged their URLs before; I
 consider it likely that they have done so again since the last time I
 reviewed the port's instructions.
 >
 > The link is correct, but I think apple checks the referrer and not a raw
 link, something the art. The links look identical, aren't they?

 Ah yes, they are indeed identical. Maybe they do check the referrer now. I
 have not verified your issue today. It used to work.

 > {{{
 >  % ls -l
 > total 104
 > drwxr-xr-x  2 macports  wheel     64 Oct 19 09:38
 Command_Line_Tools_macOS_10.13_for_Xcode_9.3
 > -rwxr-xr-x  1 macports  wheel  49952 Oct 25 20:44 pbzx
 >
 > % du -sh *
 >   0B  Command_Line_Tools_macOS_10.13_for_Xcode_9.3
 >  52K  pbzx
 > }}}
 >
 > I suppose the extraction is incomplete?

 It looks like nothing (0 bytes) got extracted.

 The xar port, which is involved in the extraction, was recently updated;
 maybe the new version doesn't work right. You could try
 [wiki:howto/InstallingOlderPort downgrading to an older xar].

-- 
Ticket URL: <https://trac.macports.org/ticket/71126#comment:4>
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