[Haskell-cafe] hGetContents: resource exhausted

[Lally Singh]

On Wed, Jul 28, 2010 at 4:21 PM, Donn Cave <donn at avvanta.com> wrote:
> Quoth Lally Singh <lally.singh at gmail.com>,
>
>> Ah, it's getting EAGAIN from fds created from prior pipe() calls.  The
>> other sides look like they were DUP2'd to fds 0&1, I'm guessing for a
>> fork/exec().
>
> Well, that isn't a big surprise - it's the way you would expect to
> get EAGAIN.  So ... evidently the GHC runtime is broken somehow on
> OpenSolaris?  I personally have no idea what's going on there, but
> while we're waiting for someone with a clue, here are a couple more
> random things to try:
>
> Have you compiled and run separately?  instead of
>
>> runghc Setup.hs configure
>
>  ghc --make Setup
>  Setup configure
>
> It shouldn't make any difference on its own, but then you can try
> options on the compile, like "ghc -threaded", and runtime flags like
> "Setup +RTS -V0 -RTS"  I suggest that because it cuts down on
> signal interrupts from the runtime, and your symptoms suggest a
> signal interrupt.

That fixed the signal problem!

Sadly that just gets me far enough to Setup +RTS -V0 -RTS build, which
runs ghc, which then dies from the same signal problem :-(