How to avoid Xcode license dance

[Ryan Schmidt]

On Jul 23, 2013, at 09:10, Ryan Schmidt wrote:

> Is there a way -- command line flag or environment variable maybe -- to instruct MacPorts not to do the Xcode license dance where it copies the Xcode plist? I'm having trouble writing a special script which runs multiple `port` commands in parallel because:
> 
> error deleting "/opt/local/var/macports/home/Library/Preferences/com.apple.dt.Xcode.plist"
> 
> because another process already deleted it.
> 
> Alternately, could we instruct MacPorts not to do the Xcode license thing for subcommands that don't have anything to do with Xcode, such as `port info` or `port distfiles`?

I think we must already be selective about this. My "portmylivecheck" script [1] already runs multiple "port livecheck" invocations in parallel without this problem. However my new script which should run multiple "port distfiles" invocations in parallel encountered this error.

[1] https://trac.macports.org/browser/users/ryandesign/scripts/portmylivecheck