Compiling ghcjs

[Simon Marlow]

On 27/06/2012 13:24, Nathan Hüsken wrote:

> I hope this is the correct list to ask this question.
>
> I am trying to compile the ghcjs compiler. I am on ubuntu 12.04 and have
> ghc-7.4.1 installed (via apt-get).
>
> I am following the instruction I found here: https://github.com/ghcjs/ghcjs
>
> The first trouble comes with "git pull ghcjs". I get:
>
> remote: Counting objects: 42, done.
> remote: Compressing objects: 100% (9/9), done.
> remote: Total 26 (delta 22), reused 21 (delta 17)
> Unpacking objects: 100% (26/26), done.
>  From github.com:ghcjs/packages-Cabal
>   * [new branch]      encoding   ->  ghcjs/encoding
>   * [new branch]      ghc-7.2    ->  ghcjs/ghc-7.2
>   * [new branch]      ghc-7.4    ->  ghcjs/ghc-7.4
>   * [new branch]      master     ->  ghcjs/master
> You asked to pull from the remote 'ghcjs', but did not specify
> a branch. Because this is not the default configured remote
> for your current branch, you must specify a branch on the command line.
>
> So I am doing:
>
> git pull ghcjs ghc-7.4
>
> Then "git branch ghc-7.4 ghcjs/ghc-7.4" gives me:
>
> fatal: A branch named 'ghc-7.4' already exists.
>
> And finaly "perl boot" fails with:
>
> Error: libraries/extensible-exceptions/LICENSE doesn't exist.
> Maybe you haven't done './sync-all get'? at boot line 74,<PACKAGES>
> line 57.
>
> What can I do?

I suggest contacting the author of ghcjs, I don't know which branch(es) 
of ghcjs are supposed to work and/or whether there are any 
ghcjs-specific build requirements.

Cheers,
	Simon