[Haskell-cafe] printing unicode in Windows console: hPutChar error

Brandon Allbery allbery.b at gmail.com
Sat Nov 6 12:21:18 UTC 2021


Yes, 8.12 subsequently got re-versioned to 9.0.

On Sat, Nov 6, 2021 at 6:07 AM Tom Ellis
<tom-lists-haskell-cafe-2017 at jaguarpaw.co.uk> wrote:
>
> On Fri, Nov 05, 2021 at 02:30:30PM -0600, John Gleeson via Haskell-Cafe wrote:
> > > On Nov 5, 2021, at 12:34, Brandon Allbery <allbery.b at gmail.com> wrote:
> > > ´╗┐What version of GHC areyour students using? I believe sufficiently
> > > recent versions of ghc (but I don't know which; this may require
> > > 9.2.1) have an RTS option to use a new I/O manager, which among other
> > > things implements the widechar API for console I/O.
> >
> > I found an email from Tamar
> > https://mail.haskell.org/pipermail/ghc-devs/2020-July/019053.html
> > that says the new Windows I/O manager is available in 8.12+, and is enabled with
> > +RTS --io-manager=native
>
> Given that 8.12 doesn't exist I presume the meaning was "the version
> after 8.10" which is 9.0.
>
> Tom
>
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-- 
brandon s allbery kf8nh
allbery.b at gmail.com


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