{ lib, stdenv , lapack-reference, openblasCompat, openblas , isILP64 ? false , lapackProvider ? if isILP64 then openblas else openblasCompat }: let version = "3"; canonicalExtension = if stdenv.hostPlatform.isLinux then "${stdenv.hostPlatform.extensions.sharedLibrary}.${version}" else stdenv.hostPlatform.extensions.sharedLibrary; lapackImplementation = lib.getName lapackProvider; in assert isILP64 -> (lapackImplementation == "openblas" && lapackProvider.blas64) || lapackImplementation == "mkl"; stdenv.mkDerivation { pname = "lapack"; inherit version; outputs = [ "out" "dev" ]; meta = (lapackProvider.meta or {}) // { description = "${lib.getName lapackProvider} with just the LAPACK C and FORTRAN ABI"; }; passthru = { inherit isILP64; provider = lapackProvider; implementation = lapackImplementation; }; dontBuild = true; dontConfigure = true; unpackPhase = "src=$PWD"; dontPatchELF = true; installPhase = ('' mkdir -p $out/lib $dev/include $dev/lib/pkgconfig liblapack="${lib.getLib lapackProvider}/lib/liblapack${canonicalExtension}" if ! [ -e "$liblapack" ]; then echo "$liblapack does not exist, ${lapackProvider.name} does not provide liblapack." exit 1 fi cp -L "$liblapack" $out/lib/liblapack${canonicalExtension} chmod +w $out/lib/liblapack${canonicalExtension} '' + (if stdenv.hostPlatform.parsed.kernel.execFormat.name == "elf" then '' patchelf --set-soname liblapack${canonicalExtension} $out/lib/liblapack${canonicalExtension} patchelf --set-rpath "$(patchelf --print-rpath $out/lib/liblapack${canonicalExtension}):${lapackProvider}/lib" $out/lib/liblapack${canonicalExtension} '' else "") + '' if [ "$out/lib/liblapack${canonicalExtension}" != "$out/lib/liblapack${stdenv.hostPlatform.extensions.sharedLibrary}" ]; then ln -s $out/lib/liblapack${canonicalExtension} "$out/lib/liblapack${stdenv.hostPlatform.extensions.sharedLibrary}" fi install -D ${lib.getDev lapack-reference}/include/lapack.h $dev/include/lapack.h cat < $dev/lib/pkgconfig/lapack.pc Name: lapack Version: ${version} Description: LAPACK FORTRAN implementation Cflags: -I$dev/include Libs: -L$out/lib -llapack EOF liblapacke="${lib.getLib lapackProvider}/lib/liblapacke${canonicalExtension}" if ! [ -e "$liblapacke" ]; then echo "$liblapacke does not exist, ${lapackProvider.name} does not provide liblapacke." exit 1 fi cp -L "$liblapacke" $out/lib/liblapacke${canonicalExtension} chmod +w $out/lib/liblapacke${canonicalExtension} '' + (if stdenv.hostPlatform.parsed.kernel.execFormat.name == "elf" then '' patchelf --set-soname liblapacke${canonicalExtension} $out/lib/liblapacke${canonicalExtension} patchelf --set-rpath "$(patchelf --print-rpath $out/lib/liblapacke${canonicalExtension}):${lib.getLib lapackProvider}/lib" $out/lib/liblapacke${canonicalExtension} '' else "") + '' if [ -f "$out/lib/liblapacke.so.3" ]; then ln -s $out/lib/liblapacke.so.3 $out/lib/liblapacke.so fi cp ${lib.getDev lapack-reference}/include/lapacke{,_mangling,_config}.h $dev/include cat < $dev/lib/pkgconfig/lapacke.pc Name: lapacke Version: ${version} Description: LAPACK C implementation Cflags: -I$dev/include Libs: -L$out/lib -llapacke EOF '' + lib.optionalString (lapackImplementation == "mkl") '' mkdir -p $out/nix-support echo 'export MKL_INTERFACE_LAYER=${lib.optionalString isILP64 "I"}LP64,GNU' > $out/nix-support/setup-hook ln -s $out/lib/liblapack${canonicalExtension} $out/lib/libmkl_rt${stdenv.hostPlatform.extensions.sharedLibrary} ln -sf ${lapackProvider}/include/* $dev/include ''); }