port: new action_environment and/or environment mode

[Bradley Giesbrecht]

On Apr 14, 2015, at 1:59 PM, Lawrence Velázquez <larryv at macports.org> wrote:

> On Apr 14, 2015, at 4:31 PM, Bradley Giesbrecht <pixilla at macports.org> wrote:
> 
>> I opened a ticket for this simple base patch:
>> https://trac.macports.org/ticket/47442
>> 
>> My knowledge of tcl and base is limited, I know my code needs cleanup and tests. Looking for feedback to decide if I should continue.
>> 
>> The goal is a simpler way for users to provide env vars.
>> 
>> Votes up or down if you think this is worth the bloat will be appreciated. 
> 
> This is generally a good idea, and something I've also thought about implementing. It'd be nice to avoid implementing this inside macports.tcl, though.

I followed the implementation of "port version". Do you have an example of an action implemented differently?


> <bikeshedding>
> 
> I don't know if "port environment" is a great action name, since the "environment" is already something specific to *nix. I've always envisioned something like this:
> 
> $ port config
> prefix=/opt/local
> portdbpath=/opt/local/var/macports
> [...]
> 
> $ port config prefix
> /opt/local
> 
> $ port config build_arch
> x86_64
> 
> $ port config foobarbaz
> [write "Nonexistent setting" to stderr, return non-zero]

This is what I would like as well.


Regards,
Bradley Giesbrecht (pixilla)

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