On Thursday 20 January 2011, Stefano Lattarini wrote:
> Hello Ralf.
> 
> On Wednesday 19 January 2011, Ralf Wildenhues wrote:
> > The testsuite is too large for MSYS.
> >
> Ouch.
> 
> > We've finally reached the point where we have more than 1000
> > tests, $(TESTS) expands to 15k characters, and where 'make check' will
> > not work at all any more on MSYS, because it cannot spawn sh any more,
> > presumably in 'make check TESTS="..."'.  (MSYS make doesn't export
> > macros to the environment of spawned processes even without .NOEXPORT,
> > presumably otherwise lots of Makefiles would be really unusable here.)
> > This also clears up the spurious failure of sed a few days ago.
> >  
> > Here's a preliminary plan for multiple testsuites per Makefile.am.
> >
> Hmmm... while this feature might be worth having even indipendently
> from the issue at hand (but see below for small nits), I still think
> that in the long run it would be nicer to transparently work around
> such command-line length issues in the test driver, if possible.  Do
> you think your patch "parallel-tests: avoid command-line length limit
> issue" (from commit v1.11-191-g24e3b4e) could be resurrected in some
> way?
>
OK, I've done my homework and come up with the attached patch.

It's not yet very well polished, and certainly needs more testsuite
exposure [1] on various systems before being "ok to apply", but it
seems quite promising to me.

 [1] I'm posting it now anyway because I'm out of time for today.
     Sorry.

Also, I'd appreciate if anyone could test it on MSYS (and Cygwin?),
since I don't have access to those systems.

Thanks,
  Stefano