[xmonad] Not running my startupHook on restart

[Jakob Schöttl]

On 07.01.2016 12:44, Brandon Allbery wrote:
>
> On Thu, Jan 7, 2016 at 3:30 PM, Jakob Schöttl <jschoett at gmail.com 
> <mailto:jschoett at gmail.com>> wrote:
>
>     For me it does not work, I don't know why.
>
>     myStartupHook = do
>         args <- io getArgs
>         spawn $ "xmessage " ++ show (length args)
>         ...
>
>
> Actually... I updated to 0.12 and at the same time switched from ghc 
> 7.6.3 to 7.10.3, and found the same thing. I had to move the "args <- 
> io getArgs" directly into "main" before invocation of the "xmonad" 
> function.
>
> I haven't yet looked at the code but this seems surprising. I also 
> suspect it's not related to a change in xmonad, since the only core 
> changes (and only a core change could have any effect here) were 
> documentation.
That works! Thank you. Yeah it sounds like a GHC bug for me. I also have 
xmonad 0.12 and GHC 7.10.3.
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