default.nix

# This file was auto-generated by cabal2nix. Please do NOT edit manually!

{ cabal, filepath, ghcPaths, haskeline, syb, time, transformers, ncurses }:

cabal.mkDerivation (self: {
  pname = "ghci-ng";
  version = "7.8.3";
  src = ./.;
  isLibrary = false;
  isExecutable = true;
  buildDepends = [
    filepath ghcPaths haskeline syb time transformers ncurses
  ];
  meta = {
    homepage = "https://github.com/chrisdone/ghci-ng";
    description = "Next generation GHCi";
    license = self.stdenv.lib.licenses.bsd3;
    platforms = self.ghc.meta.platforms;
  };
})

ghci-ng.cabal

name:          ghci-ng
version:       7.8.3
synopsis:      Next generation GHCi
description:   GHCi plus extra goodies. See README for feature list: https://github.com/chrisdone/ghci-ng#features
license:       BSD3
homepage:      https://github.com/chrisdone/ghci-ng
license-file:  LICENSE
author:        The GHC Team, Chris Done
maintainer:    chrisdone@gmail.com
copyright:     2005 The University of Glasgow, 2008 Claus Reinke, 2012 Kazu Yamamoto, 2014 Chris Done
category:      Development
build-type:    Simple
stability:     Experimental
cabal-version: >= 1.14

extra-source-files: ghc/HsVersions.h rts/PosixSource.h

executable ghci-ng
  main-is:          Main.hs
  hs-source-dirs:   ghc/
  ghc-options:      -Wall -O2
  c-sources:        ghc/hschooks.c
  other-modules:    InteractiveUI
                    GhciMonad
                    GhciTags
                    GhciTypes
                    GhciInfo
                    GhciFind
  ghc-options:      -Wall -fno-warn-name-shadowing -threaded -dynamic
  cpp-options:      -DGHCI
  default-language: Haskell2010
  default-extensions:
    CPP
    FlexibleInstances
    MagicHash
    NondecreasingIndentation
    UnboxedTuples

  build-depends:
    base,
    array,
    bytestring,
    directory,
    filepath,
    ghc == 7.8.*,
    ghc-paths,
    haskeline,
    process,
    transformers,
    syb,
    containers,
    time,
    unix

source-repository head
  type:     git
  location: git://github.com/chrisdone/ghci-ng.git

shell.nix

let
  pkgs = import <nixpkgs> {};
  haskellPackages = pkgs.haskellPackages.override {
    extension = self: super: {
      ghci-ng = self.callPackage ./. {};
    };
  };
in pkgs.myEnvFun {
     name = haskellPackages.ghci-ng.name;
     buildInputs = [
         pkgs.python27Full
         pkgs.ncurses
       (haskellPackages.ghcWithPackages (hs: ([
         hs.cabalInstall
         hs.hscolour
         hs.ghcMod
         hs.hlint
       ] ++ hs.ghci-ng.propagatedNativeBuildInputs)))
     ];
   } 

% nix-shell --pure -I nixpkgs=/home/gilligan/nixpkgs

[nix-shell:~/Development/haskell/ghci-ng]$ cabal repl
Preprocessing executable 'ghci-ng' for ghci-ng-7.8.3...
GHCi, version 7.8.3: http://www.haskell.org/ghc/ :? for help
Loading package ghc-prim ... linking ... done.
Loading package integer-gmp ... linking ... done.
Loading package base ... linking ... done.
Loading package syb-0.4.2 ... linking ... done.
Loading package array-0.5.0.0 ... linking ... done.
Loading package deepseq-1.3.0.2 ... linking ... done.
Loading package bytestring-0.10.4.0 ... linking ... done.
Loading package containers-0.5.5.1 ... linking ... done.
Loading package filepath-1.3.0.2 ... linking ... done.
Loading package old-locale-1.0.0.6 ... linking ... done.
Loading package time-1.4.2 ... linking ... done.
Loading package unix-2.7.0.1 ... linking ... done.
Loading package directory-1.2.1.0 ... linking ... done.
Loading package terminfo-0.4.0.0 ... : can't load .so/.DLL for: libncursesw.so (libncursesw.so: cannot open shared object file: No such file or directory)