Re: Can the exit status of the code block in @(...) be obtained from outside the @() structure?

[Hongyi Zhao]

On Thu, Jan 20, 2022 at 1:38 PM Paul Smith <psmith@gnu.org> wrote:
>
> On Thu, 2022-01-20 at 08:59 +0800, Hongyi Zhao wrote:
> > Maybe I didn't express my question clearly. I actually meant to say
> > if the following one are equivalent to obtain the exit code:
> >
> > $($?) and $$?
>
> It's essentially impossible to talk about variables by themselves: the
> only way it makes sense to talk about them is by showing how they are
> used.  If you show me a complete example makefile that uses those two
> different forms, I can tell you what it will do and how make will treat
> them.
>
> Of course, if you do that you can just run make yourself and see what
> happens without needing to ask :).
>
> However, the short answer is no, they are not even close to being
> equivalent.

Ok, thanks for the clarification.

HZ