[Haskell-cafe] Re: ANN: HSH 1.2.0

[Simon Marlow]

John Goerzen wrote:
> On Sat, Mar 03, 2007 at 05:06:16PM +0000, Paul Moore wrote:
>> On 03/03/07, John Goerzen <jgoerzen at complete.org> wrote:
>>> I'm pleased to announce HSH 1.2.0.  Since version 1.0.0 was announced a
>>> few days ago, there have been some improvements:
>> I've had a little look, and it looks nice. However, as a mainly
>> Windows user, I'd be interested to know - does it work on Windows
>> (alternatively, is portability to Windows a goal)? It might be worth
>> mentioning up front, if it's Unix-only.
> 
> Presently, it is Unix-only, though it likely would run fine under
> Cygwin.  I am not yet sure if the new System.Process is powerful
> enough for this.  Upon initial examination, I believe that it is not
> because it lacks support for pipes.
> 
> I don't know how Windows shells deal with piping, or even if they
> can.  All I know is that DOS used to simulate it with temporary files,
> lacking any real multitasking.

Windows has proper pipes these days, and System.Process.runInteractiveProcess 
creates pipes for you.

Cheers,
	Simon