Re: bash parallel build: make[1]: warning: -j16 forced in submake: resetting jobserver mode.

[Dan Shelton]

On Sat, 13 Apr 2024 at 17:27, Chet Ramey <chet.ramey@case.edu> wrote:
>
> On 4/13/24 12:40 AM, Cedric Blancher wrote:
> > Good morning!
> >
> > Building bash HEAD on Cygwin 3.5.3 and Debian Linux 11  in make
> > parallel mode issues a warning, which looks like a Makefile bug:
> > $ make -h 16
> > ...
> > make[1]: warning: -j16 forced in submake: resetting jobserver mode.
> > ...
> > Can this be fixed please?
>
> That's a message from `make'. What would you like to fix? It gets passed
> down to subdirectory makes as part of ${MFLAGS}, and the parent and child
> make instances cooperate to limit the number of parallel make processes.

Passing -j to submakes ist just wrong. All submakes and the parent
should be part of ONE GNU make jobserver.

Dan
-- 
Dan Shelton - Cluster Specialist Win/Lin/Bsd