Migration Assistant moved MacPorts home directories

[Ryan Schmidt]

> On Mar 2, 2017, at 08:02, Rainer Müller <raimue at macports.org> wrote:
> 
> On 2017-03-02 00:34, Brandon Allbery wrote:
>> 
>> On Wed, Mar 1, 2017 at 6:10 PM, Ryan Schmidt <ryandesign at macports.org
>> <mailto:ryandesign at macports.org>> wrote:
>> 
>>    I'm not talking about an unusual case. I'm talking about the
>>    completely normal case that I expect all users will undergo when
>>    moving to a new computer: complete the setup assistant and use it to
>>    transfer data from their old computer. If they accept the defaults
>>    of that operation, as I did, they are left in the situation I am now
>>    left in.
>> 
>> 
>> But there's not a lot that MacPorts can do about Apple's defaults, and
>> after the fact it's a bit difficult to try to undo the damage it does.
> 
> Of course we cannot change the Migration Assistant itself.
> 
> However, this observation probably means we are not using the right
> naming convention or flags to exclude these accounts from a migration to
> a new machine...

My guess is that the migration assistant knows that user ids under 500 are system accounts and should not be presented. I don't know how it handles system accounts... (Whether it migrates or discards the contents of their home directories.)