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{ perl
, autoconf
, automake
, python3
, gcc
, cabal-install
, runCommand
, lib
, stdenv
, ghc
, happy
, alex
, ghcjsSrc
, version
}:
runCommand "configured-ghcjs-src" {
nativeBuildInputs = [
perl
autoconf
automake
python3
ghc
happy
alex
cabal-install
] ++ lib.optionals stdenv.isDarwin [
gcc # https://github.com/ghcjs/ghcjs/issues/663
];
inherit ghcjsSrc;
} ''
export HOME=$(pwd)
mkdir $HOME/.cabal
touch $HOME/.cabal/config
cp -r "$ghcjsSrc" "$out"
chmod -R +w "$out"
cd "$out"
# TODO: Find a better way to avoid impure version numbers
sed -i 's/RELEASE=NO/RELEASE=YES/' ghc/configure.ac
# These files are needed by ghc-boot package, and these are generated by the
# make/hadrian build system when compiling ghc. Since we dont have access to
# the generated code of the ghc while it got built, here is a little hack to
# generate these again.
runhaskell ${./generate_host_version.hs}
mkdir -p utils/pkg-cache/ghc/libraries/ghc-boot/dist-install/build/GHC/Platform
mv Host.hs utils/pkg-cache/ghc/libraries/ghc-boot/dist-install/build/GHC/Platform/Host.hs
mv Version.hs utils/pkg-cache/ghc/libraries/ghc-boot/dist-install/build/GHC/Version.hs
# The ghcjs has the following hardcoded paths of lib dir in its code. Patching
# these to match the path expected by the nixpkgs's generic-builder, etc.
sed -i 's/libSubDir = "lib"/libSubDir = "lib\/ghcjs-${version}"/' src-bin/Boot.hs
sed -i 's@let libDir = takeDirectory haddockPath </> ".." </> "lib"@let libDir = takeDirectory haddockPath </> ".." </> "lib/ghcjs-${version}"@' src-bin/HaddockDriver.hs
patchShebangs .
./utils/makePackages.sh copy
''
|