Re: filtering job options from MAKEFLAGS, manually

[David Boyce]

And don't forget that many clever things can be done with --exec, e.g.
"--exec .NOTPARALLEL:". But -j1 seems simpler in this case.

On Wed, Jan 23, 2019 at 8:51 AM Paul Smith <address@hidden> wrote:

> On Wed, 2019-01-23 at 11:24 +0100, Laszlo Ersek wrote:
> > Would it be safe / robust to filter out "-j" and "--jobserver-fds=3,4"
> > as well, manually? (E.g. by sticking a shell script between the outer
> > and inner make processes.)
>
> Why not simply add "-j1" explicitly to the inner-make invocation?  That
> will disable the job server.
>
> > In particular, "--jobserver-fds" is not documented in end-user
> > documentation, apparently, so I get a feeling this option could
> > change at any time, as an implementation detail of distributing jobs.
>
> In fact it DID change, in GNU make 4.2, to be --jobserver-auth.  At the
> same time this new option was published in the documentation and made
> an official part of the GNU make interface.
>
>
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