Building network without MSYS [Was: Splitting Network.URI from the network package]

[Michael Snoyman]

On Mon, Aug 4, 2014 at 11:52 PM, Krzysztof Skrzętnicki <gtener at gmail.com>
wrote:

> Hello.
>
> I consider the original proposal to be well founded and I support it.
> However, I started to think if there is anything we can improve about
> installation of network package itself? Maybe we can get rid of MSYS, at
> least for the end users of network package?
>
> How would that happen? The following plan came to my mind:
> 1. Select a single supported configuration (Windows version)
> 2. Execute a "normal" build with MSYS
> 3. Extract a configuration that was "discovered" by MSYS
> 4. Bake in the configuration into installation files to be used on Windows
> when MSYS is not present.
>
> There shouldn't be that many supported configurations on Windows. I think
> it is reasonable to do:
> 1. Windows XP
> 2. Windows 7
> 3. Windows 8
> 4. some Windows Server versions?
>
> For each system the variants would be:
> 1. 32-bit system, 32-bit GHC
> 2. 64-bit system, 32-bit GHC
> 3. 64-bit system, 64-bit GHC
> Right now I have done the procedure above for my own 64-bit Windows
> 7/32-bit GHC pair. I also added some simple logic of choosing between
> "Simple" build and "Configure-type" build within Setup.hs. The result is a
> version of network package that can be built with or without MSYS on
> Windows and without change on other platforms. If you want to try it it is
> available from Github: https://github.com/tener/network .
>
> I have also created a pull request against haskell/network you can check
> out: https://github.com/haskell/network/pull/141
>
> Please let me know if you think this is a reasonable approach.
> --
> Krzysztof
>
>
>
Very enthusiastic +1 from me, if this can be done reliably. I have no
experience with the network autoconf scripts, and little experience with
the Windows socket API, so I can't assess how feasible it is.

Michael
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