ghcup failed

[Karel Gardas]

On 6/2/21 10:16 PM, Viktor Dukhovni wrote:
> On Wed, Jun 02, 2021 at 07:06:59PM +0000, Simon Peyton Jones via ghc-devs wrote:
> 
>> "/home/simonpj/.ghcup/ghc/8.10.4/lib/ghc-8.10.4/bin/ghc-pkg" --force --global-package-db "/home/simonpj/.ghcup/ghc/8.10.4/lib/ghc-8.10.4/package.conf.d" update rts/dist/package.conf.install
>>
>> ghc-pkg: Couldn't open database /home/simonpj/.ghcup/ghc/8.10.4/lib/ghc-8.10.4/package.conf.d for modification: {handle: /home/simonpj/.ghcup/ghc/8.10.4/lib/ghc-8.10.4/package.conf.d/package.cache.lock}: hLock: invalid argument (Invalid argument)
> 
> With WSL2, what sort of filesystem is /home/<username>?  Is a native
> Linux filesystem (ext4, btrfs, ...) over a block device, or is it NTFS
> (either shared with Windows or dedicated for WSL2)?

IIRC

WSL1 is using windows kernel and Linux support is cooked on top of that
somehow -- like linuxator in freebsd or so. Linux syscalls emulated.

WSL2 is using hyper-v and linux kernel, hence is more or less like
normal linux.