nixpkgs/pkgs/development/compilers/ghc/createGhcWrapper/default.nix
Marc Weber 260c0c9c96 new version - annotated derivation proposal - used to install addtiontal /src
and /tag/ source code which to build up develop environments more easily ( TODO
make this optional for ghcWrapper )

svn path=/nixpkgs/trunk/; revision=10648
2008-02-12 16:24:02 +00:00

39 lines
1.1 KiB
Nix

args: with args; with lib; with annotatedDerivations;
stdenv.mkDerivation {
inherit suffix name ghc ;
buildInputs = map delAnnotation (libraries ++ [ghcPkgUtil]);
#tags = if (installSourceAndTags == true) then
# map sourceWithTagsDerivation ( uniqList { inputList =
# ( filterAnnotated ( concatLists (map uniqAnnotatedDeps libraries ) ) ) ; } )
# else [];
tags = map (x : sourceWithTagsDerivation (x.sourceWithTags))
(uniqList { inputList= filter annotatedWithSourceAndTagInfo libraries; } );
phases="installPhase";
installPhase="
ensureDir \$out/bin
if test -n \"\$ghcPackagedLibs\"; then
g=:\$(echo \$ghc/lib/ghc-*/package.conf)
fi
for a in ghc ghci ghc-pkg; do
app=$(ls -al $ghc/bin/$a | sed -n 's%.*-> \\(.*\\)%\\1%p');
cat > \"\$out/bin/\$a$suffix\" << EOF
#!`type -f sh | gawk '{ print $3; }'`
GHC_PACKAGE_PATH=\${GHC_PACKAGE_PATH}\${g} \$ghc/bin/$app \"\\\$@\"
EOF
chmod +x \"\$out/bin/\$a$suffix\"
done
ensureDir \$out/{src,tags}
for i in \$tags; do
for path in src tags; do
ln -s \$i/\$path/* \$out/\$path
done
done
";
}