[Haskell-cafe] Compiled OpenGL program has DOS window?

[Henk-Jan van Tuyl]

On Fri, 13 Aug 2010 10:18:22 +0200, Eitan Goldshtrom  
<thesourceofx at gmail.com> wrote:

> Hi. I'm working in Windows on an OpenGL application. I finally got
> everything working, doing all of my testing through the interpreter.
> When I finally compiled and ran the program from an executable for the
> first time I noticed that before creating my OpenGL window an empty DOS
> prompt popped up. I think I understand why the computer would want to do
> that, but I don't know how to make it stop. I've done some OpenGL in C++
> and I remember having a similar problem. If I remember correctly the
> problem was fixed with a compiler flag. I'm using GHC and I looked
> through their compiler flags, but I didn't find anything that looked
> like it would deal with this. Anyone have any ideas?
>
> -Eitan

You can do this with the flag -optl-mwindows; this passes the flag  
-mwindows to the linker. Because this is a linker option, you cannot find  
it in the GHC documentation. This solution also works for other GUIs, like  
wxHaskell.

Regards,
Henk-Jan van Tuyl


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