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Addded support for ./doc, ./lib files, added (pre|post)Install support. #466

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Addded support for ./doc, ./lib files, added (pre|post)Install support. #466

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16 changes: 16 additions & 0 deletions pkgs/development/compilers/ghc/wrapper.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,8 @@ stdenv.mkDerivation ({

unpackPhase = "true";
installPhase = ''
eval "$preInstall"

mkdir -p $out/bin
cp $GHCGetPackages $out/bin/ghc-get-packages.sh
chmod 755 $out/bin/ghc-get-packages.sh
Expand Down Expand Up @@ -47,6 +49,20 @@ stdenv.mkDerivation ({
chmod +x $out/bin/ghc-packages
mkdir -p $out/nix-support
ln -s $out/nix-support/propagated-build-inputs $out/nix-support/propagated-user-env-packages

eval "$postInstall"
'';

# copy ./share and ./lib from ghc to ghc-wrapper. Without this the
# documentation and lib folders will be missing.
postFixup= ''
# make sure doc file exists, only needed when this is the first package
# insstalled that needs a doc folder.
mkdir -p $out/share/doc
cp -r $ghc/lib $out/lib

# copy ./doc/ghc to ./doc/ghc-${ghc.version} to prevent name conflicts
cp -r $ghc/share/doc/ghc $out/share/doc/ghc-${ghc.version}
'';

GHCGetPackages = ./ghc-get-packages.sh;
Expand Down