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nixpkgs/pkgs/development/compilers/llvm/4.0/llvm.nix

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{ stdenv
, fetch
, fetchpatch
, perl
, groff
, cmake
, python
, libffi
, binutils
, libxml2
, valgrind
, ncurses
, version
, zlib
, compiler-rt_src
, libcxxabi
, debugVersion ? false
, enableSharedLibraries ? true
, darwin
}:
let
src = fetch "llvm" "1qfvvblca2aa5shamz66132k30hmpq2mkpfn172xzzlm6znzlmr2";
shlib = if stdenv.isDarwin then "dylib" else "so";
# Used when creating a version-suffixed symlink of libLLVM.dylib
shortVersion = with stdenv.lib;
concatStringsSep "." (take 2 (splitString "." version));
in stdenv.mkDerivation rec {
name = "llvm-${version}";
unpackPhase = ''
unpackFile ${src}
mv llvm-${version}* llvm
sourceRoot=$PWD/llvm
unpackFile ${compiler-rt_src}
mv compiler-rt-* $sourceRoot/projects/compiler-rt
'';
outputs = [ "out" ] ++ stdenv.lib.optional enableSharedLibraries "lib";
buildInputs = [ perl groff cmake libxml2 python libffi ]
++ stdenv.lib.optionals stdenv.isDarwin
[ libcxxabi darwin.cctools darwin.apple_sdk.libs.xpc ];
propagatedBuildInputs = [ ncurses zlib ];
# hacky fix: New LLVM releases require a newer OS X SDK than
# 10.9. This is a temporary measure until nixpkgs darwin support is
# updated.
postPatch = stdenv.lib.optionalString stdenv.isDarwin ''
sed -i 's/os_trace(\(.*\)");$/printf(\1\\n");/g' ./projects/compiler-rt/lib/sanitizer_common/sanitizer_mac.cc
''
# Patch llvm-config to return correct library path based on --link-{shared,static}.
+ stdenv.lib.optionalString (enableSharedLibraries) ''
substitute '${./llvm-outputs.patch}' ./llvm-outputs.patch --subst-var lib
patch -p1 < ./llvm-outputs.patch
'';
# hacky fix: created binaries need to be run before installation
preBuild = ''
mkdir -p $out/
ln -sv $PWD/lib $out
'';
cmakeFlags = with stdenv; [
"-DCMAKE_BUILD_TYPE=${if debugVersion then "Debug" else "Release"}"
"-DLLVM_INSTALL_UTILS=ON" # Needed by rustc
"-DLLVM_BUILD_TESTS=ON"
"-DLLVM_ENABLE_FFI=ON"
"-DLLVM_ENABLE_RTTI=ON"
"-DCOMPILER_RT_INCLUDE_TESTS=OFF" # FIXME: requires clang source code
] ++ stdenv.lib.optional enableSharedLibraries [
"-DLLVM_LINK_LLVM_DYLIB=ON"
] ++ stdenv.lib.optional (!isDarwin)
"-DLLVM_BINUTILS_INCDIR=${binutils.dev}/include"
++ stdenv.lib.optionals (isDarwin) [
"-DLLVM_ENABLE_LIBCXX=ON"
"-DCAN_TARGET_i386=false"
"-DCMAKE_LIBTOOL=${darwin.cctools}/bin/libtool"
];
postBuild = ''
rm -fR $out
paxmark m bin/{lli,llvm-rtdyld}
'';
postInstall = ""
+ stdenv.lib.optionalString (enableSharedLibraries) ''
moveToOutput "lib/libLLVM-*" "$lib"
moveToOutput "lib/libLLVM.${shlib}" "$lib"
substituteInPlace "$out/lib/cmake/llvm/LLVMExports-release.cmake" \
--replace "\''${_IMPORT_PREFIX}/lib/libLLVM-" "$lib/lib/libLLVM-"
''
+ stdenv.lib.optionalString (stdenv.isDarwin && enableSharedLibraries) ''
substituteInPlace "$out/lib/cmake/llvm/LLVMExports-release.cmake" \
--replace "\''${_IMPORT_PREFIX}/lib/libLLVM.dylib" "$lib/lib/libLLVM.dylib"
install_name_tool -id $lib/lib/libLLVM.dylib $lib/lib/libLLVM.dylib
install_name_tool -change @rpath/libLLVM.dylib $lib/lib/libLLVM.dylib $out/bin/llvm-config
ln -s $lib/lib/libLLVM.dylib $lib/lib/libLLVM-${shortVersion}.dylib
ln -s $lib/lib/libLLVM.dylib $lib/lib/libLLVM-${version}.dylib
'';
enableParallelBuilding = true;
passthru.src = src;
meta = {
description = "Collection of modular and reusable compiler and toolchain technologies";
homepage = http://llvm.org/;
license = stdenv.lib.licenses.ncsa;
maintainers = with stdenv.lib.maintainers; [ lovek323 raskin viric ];
platforms = stdenv.lib.platforms.all;
};
}