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