Dependencies in user repository

Lars Kotthoff lists at larsko.org
Thu Dec 4 14:57:10 EST 2008


> I'm also wondering how you configure ghc and ghc-pkg to look in this
> alternate location for the user package db, and if that carries over to
> what cabal sees when it calls ghc-pkg.

I'm using a wrapper script around ghc-pkg which sets the proper paths.

> So to see if we're getting the same views I think we should add some
> debugging printing into this function:

Here's the gory details when running setup with -v3 and added debug:

<snip>
Reading installed packages...
("../../../release/bin/ghc-pkg",["list"])
"========================"
/usr/lib/ghc-6.8.3/package.conf:
    Cabal-1.2.4.0, Cabal-1.6.0.1, HUnit-1.2.0.0, array-0.1.0.0,
    base-3.0.2.0, binary-0.4.4, bytestring-0.9.0.1.1,
    containers-0.1.0.2, directory-1.0.0.1, filepath-1.1.0.0,
    (ghc-6.8.3), haskell98-1.0.1.0, hpc-0.5.0.1, html-1.0.1.1,
    mtl-1.1.0.2, old-locale-1.0.0.0, old-time-1.0.0.0,
    packedstring-0.1.0.0, parsec-2.1.0.0, pretty-1.0.0.0,
    process-1.0.0.1, random-1.0.0.0, readline-1.0.1.0,
    regex-base-0.93.1, regex-compat-0.92, regex-posix-0.93.2, rts-1.0,
    template-haskell-2.2.0.0, time-1.1.2.0, unix-2.3.0.1
/home/lars/dev/mhailist/release/package.conf:
    binary-0.4.2, dlist-0.4.1
"========================"
["/usr/lib/ghc-6.8.3/package.conf","/home/lars/dev/mhailist/release/package.conf"]
Just "/usr/lib/ghc-6.8.3/package.conf"
Just "/home/lars/dev/mhailist/release/package.conf"
Setup.hs: At least the following dependencies are missing:
dlist >=0.2

It seems that despite calling the right thing and getting the right stuff it
doesn't find it :(

Lars



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