Re: fix: propagate M4 env variable to flex subprocess - Mailing list pgsql-hackers

Hi,

On 2025-05-17 23:32:24 -0400, J. Javier Maestro wrote:
> On Tue, May 13, 2025 at 11:54 AM Andres Freund <andres@anarazel.de> wrote:
> > Bilal, I think you wrote this originally, do you recall?
> >
> > It seems like an issue beyond just M4...
> >
> 
> IIRC the rest of the tools in the environment have ways to be specified via
> Meson options (BISON, FLEX, PERL) so the only issue I see is Flex not being
> able to find the specific m4 binary. What other issue(s) are you
> considering?

PATH, LD_LIBRARY_PATH, ...

I think this really should just add to the environment, rather than supplant
it. Do you want to write a patch like that? Otherwise I can.

Greetings,

Andres Freund