[Haskell-cafe] Problematic fixed "stack ghci" temporary script (parent) directory

Vanessa McHale vamchale at gmail.com
Sun Oct 6 16:24:50 UTC 2019


cabal repl


On 10/6/19 1:36 AM, Viktor Dukhovni wrote:
> When I run "stack ghci", an attempt is made to create a temporary
> directory named:
> 	/tmp/haskell-stack-ghci/<unique-subdir>
> in which various temporary artefacts are stored.  The parent
> directory is created with permissions (0777 & ~umask).
> Security issues aside, this can't work reliably on a multi-user
> system.  Does anyone know whether this is something peculiar
> to my FreeBSD setup, or a systemic issue with "stack ghci"?
> I don't see the same behaviour with "stack script", though
> if I create a script to run in "/tmp", then ghc is, somewhat
> unexpectely, executed with "-i/tmp/", which also has security
> implications...

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