Re: grep-mode should print default-directory (again)

[Stefan Monnier]

>     AFAICS compilation-directory is just used with recompile and it gets
>     set by M-x compile (through default-directory).

> Damn, you're right.  That means the change to set compilation-directory
> instead of default-directory was no good.  It broke the feature.

> I can see only two ways to fix this:

> * Go back to setting and saving default-directory, as before, and mark
>   it safe.  (I don't find the arguments against this entirely convincing.)

I personally find the arguments *for* it unconvincing.

> * Make compilation-directory affect next-error, overriding
>   default-directory.

Whatever happened to the other option:

* only add the default-directory cookie upon save and only when saving to
  a different directory.


        Stefan