Re: [patch] remove config.status race condition

[Akim Demaille]

Pavel Roskin <address@hidden> writes:

> Hello, Akim!
> 
> > Second means consists in just using $$.  We have room for this:
> > s/conftest/conf$$/, I really can't understand why we'd need something
> > more complex.
> 
> Are you sure that $$ is always preserved across subshells? What it I
> create conf$$ in a subshell but want to access it in the top level shell?

Sorry, but I don't understand why you are referring to subshells here.
If anyway we were actually playing with subshells, we'd be in trouble
to have the subshell pass relevant information to the mother, who is
the one who wants information.

Please develop.