nixpkgs/pkgs/development/compilers/ghc/6.4.2-binary.nix
2011-08-09 07:41:10 +00:00

73 lines
2.8 KiB
Nix

{stdenv, fetchurl, perl, readline, ncurses, gmp}:
let
supportedPlatforms = ["i686-darwin" "x86_64-linux" "i686-linux"];
in
assert stdenv.lib.elem stdenv.system supportedPlatforms;
stdenv.mkDerivation {
name = if stdenv.system == "i686-darwin" then "ghc-6.6.1-binary" else "ghc-6.4.2-binary";
src =
if stdenv.system == "i686-linux" then
fetchurl {
url = http://nixos.org/tarballs/ghc-6.4.2-i386-unknown-linux.tar.bz2;
md5 = "092fe2e25dab22b926babe97cc77db1f";
}
else if stdenv.system == "x86_64-linux" then
fetchurl {
url = http://haskell.org/ghc/dist/6.4.2/ghc-6.4.2-x86_64-unknown-linux.tar.bz2;
md5 = "8f5fe48798f715cd05214a10987bf6d5";
}
else if stdenv.system == "i686-darwin" then
/* Yes, this isn't GHC 6.4.2. But IIRC either there was no
6.4.2 binary for Darwin, or it didn't work. In any case, in
Nixpkgs we just need this bootstrapping a "real" GHC. */
fetchurl {
url = http://www.haskell.org/ghc/dist/6.6.1/ghc-6.6.1-i386-apple-darwin.tar.bz2;
sha256 = "1drbsicanr6jlykvs4vs6gbi2q9ac1bcaxz2vzwh3pfv3lfibwia";
}
else throw "cannot bootstrap GHC on this platform";
buildInputs = [perl];
# On Linux, use patchelf to modify the executables so that they can
# find readline/gmp.
postBuild = if stdenv.isLinux then "
find . -type f -perm +100 \\
-exec patchelf --interpreter \"$(cat $NIX_GCC/nix-support/dynamic-linker)\" \\
--set-rpath \"${readline}/lib:${ncurses}/lib:${gmp}/lib\" {} \\;
" else "";
# Stripping combined with patchelf breaks the executables (they die
# with a segfault or the kernel even refuses the execve). (NIXPKGS-85)
dontStrip = true;
# The binaries for Darwin use frameworks, so fake those frameworks,
# and create some wrapper scripts that set DYLD_FRAMEWORK_PATH so
# that the executables work with no special setup.
postInstall = if stdenv.isDarwin then ''
ensureDir $out/frameworks/GMP.framework/Versions/A
ln -s ${gmp}/lib/libgmp.dylib $out/frameworks/GMP.framework/GMP
ln -s ${gmp}/lib/libgmp.dylib $out/frameworks/GMP.framework/Versions/A/GMP
ensureDir $out/frameworks/GNUreadline.framework/Versions/A
ln -s ${readline}/lib/libreadline.dylib $out/frameworks/GNUreadline.framework/GNUreadline
ln -s ${readline}/lib/libreadline.dylib $out/frameworks/GNUreadline.framework/Versions/A/GNUreadline
mkdir $out/bin-orig
for i in $(cd $out/bin && ls *); do
mv $out/bin/$i $out/bin-orig/$i
echo "#! $SHELL -e" >> $out/bin/$i
extraFlag=
if test $i != ghc-pkg; then extraFlag="-framework-path $out/frameworks"; fi
echo "DYLD_FRAMEWORK_PATH=$out/frameworks exec $out/bin-orig/$i $extraFlag \"\$@\"" >> $out/bin/$i
chmod +x $out/bin/$i
done
'' else "";
meta.platforms = supportedPlatforms;
}