{ lib, stdenv , lapack-reference, openblasCompat, openblas , isILP64 ? false , blasProvider ? if isILP64 then openblas else openblasCompat }: let blasFortranSymbols = [ "caxpy" "ccopy" "cdotc" "cdotu" "cgbmv" "cgemm" "cgemv" "cgerc" "cgeru" "chbmv" "chemm" "chemv" "cher" "cher2" "cher2k" "cherk" "chpmv" "chpr" "chpr2" "crotg" "cscal" "csrot" "csscal" "cswap" "csymm" "csyr2k" "csyrk" "ctbmv" "ctbsv" "ctpmv" "ctpsv" "ctrmm" "ctrmv" "ctrsm" "ctrsv" "dasum" "daxpy" "dcabs1" "dcopy" "ddot" "dgbmv" "dgemm" "dgemv" "dger" "dnrm2" "drot" "drotg" "drotm" "drotmg" "dsbmv" "dscal" "dsdot" "dspmv" "dspr" "dspr2" "dswap" "dsymm" "dsymv" "dsyr" "dsyr2" "dsyr2k" "dsyrk" "dtbmv" "dtbsv" "dtpmv" "dtpsv" "dtrmm" "dtrmv" "dtrsm" "dtrsv" "dzasum" "dznrm2" "icamax" "idamax" "isamax" "izamax" "lsame" "sasum" "saxpy" "scabs1" "scasum" "scnrm2" "scopy" "sdot" "sdsdot" "sgbmv" "sgemm" "sgemv" "sger" "snrm2" "srot" "srotg" "srotm" "srotmg" "ssbmv" "sscal" "sspmv" "sspr" "sspr2" "sswap" "ssymm" "ssymv" "ssyr" "ssyr2" "ssyr2k" "ssyrk" "stbmv" "stbsv" "stpmv" "stpsv" "strmm" "strmv" "strsm" "strsv" "xerbla" "xerbla_array" "zaxpy" "zcopy" "zdotc" "zdotu" "zdrot" "zdscal" "zgbmv" "zgemm" "zgemv" "zgerc" "zgeru" "zhbmv" "zhemm" "zhemv" "zher" "zher2" "zher2k" "zherk" "zhpmv" "zhpr" "zhpr2" "zrotg" "zscal" "zswap" "zsymm" "zsyr2k" "zsyrk" "ztbmv" "ztbsv" "ztpmv" "ztpsv" "ztrmm" "ztrmv" "ztrsm" "ztrsv" ]; version = "3"; canonicalExtension = if stdenv.hostPlatform.isLinux then "${stdenv.hostPlatform.extensions.sharedLibrary}.${version}" else stdenv.hostPlatform.extensions.sharedLibrary; isILP64 = blasProvider.blas64 or false; blasImplementation = lib.getName blasProvider; in assert isILP64 -> (blasImplementation == "openblas" && blasProvider.blas64) || blasImplementation == "mkl"; stdenv.mkDerivation { pname = "blas"; inherit version; outputs = [ "out" "dev" ]; meta = (blasProvider.meta or {}) // { description = "${lib.getName blasProvider} with just the BLAS C and FORTRAN ABI"; }; passthru = { inherit isILP64; provider = blasProvider; implementation = blasImplementation; }; dontBuild = true; dontConfigure = true; unpackPhase = "src=$PWD"; dontPatchELF = true; installPhase = ('' mkdir -p $out/lib $dev/include $dev/lib/pkgconfig libblas="${lib.getLib blasProvider}/lib/libblas${canonicalExtension}" if ! [ -e "$libblas" ]; then echo "$libblas does not exist, ${blasProvider.name} does not provide libblas." exit 1 fi $NM -an "$libblas" | cut -f3 -d' ' > symbols for symbol in ${toString blasFortranSymbols}; do grep -q "^$symbol_$" symbols || { echo "$symbol" was not found in "$libblas"; exit 1; } done cp -L "$libblas" $out/lib/libblas${canonicalExtension} chmod +w $out/lib/libblas${canonicalExtension} '' + (if stdenv.hostPlatform.parsed.kernel.execFormat.name == "elf" then '' patchelf --set-soname libblas${canonicalExtension} $out/lib/libblas${canonicalExtension} patchelf --set-rpath "$(patchelf --print-rpath $out/lib/libblas${canonicalExtension}):${lib.getLib blasProvider}/lib" $out/lib/libblas${canonicalExtension} '' else if stdenv.hostPlatform.isDarwin then '' install_name_tool \ -id libblas${canonicalExtension} \ -add_rpath ${lib.getLib blasProvider}/lib \ $out/lib/libblas${canonicalExtension} '' else "") + '' if [ "$out/lib/libblas${canonicalExtension}" != "$out/lib/libblas${stdenv.hostPlatform.extensions.sharedLibrary}" ]; then ln -s $out/lib/libblas${canonicalExtension} "$out/lib/libblas${stdenv.hostPlatform.extensions.sharedLibrary}" fi cat < $dev/lib/pkgconfig/blas.pc Name: blas Version: ${version} Description: BLAS FORTRAN implementation Libs: -L$out/lib -lblas Cflags: -I$dev/include EOF libcblas="${lib.getLib blasProvider}/lib/libcblas${canonicalExtension}" if ! [ -e "$libcblas" ]; then echo "$libcblas does not exist, ${blasProvider.name} does not provide libcblas." exit 1 fi cp -L "$libcblas" $out/lib/libcblas${canonicalExtension} chmod +w $out/lib/libcblas${canonicalExtension} '' + (if stdenv.hostPlatform.parsed.kernel.execFormat.name == "elf" then '' patchelf --set-soname libcblas${canonicalExtension} $out/lib/libcblas${canonicalExtension} patchelf --set-rpath "$(patchelf --print-rpath $out/lib/libcblas${canonicalExtension}):${lib.getLib blasProvider}/lib" $out/lib/libcblas${canonicalExtension} '' else if stdenv.hostPlatform.isDarwin then '' install_name_tool \ -id libcblas${canonicalExtension} \ -add_rpath ${lib.getLib blasProvider}/lib \ $out/lib/libcblas${canonicalExtension} '' else "") + '' if [ "$out/lib/libcblas${canonicalExtension}" != "$out/lib/libcblas${stdenv.hostPlatform.extensions.sharedLibrary}" ]; then ln -s $out/lib/libcblas${canonicalExtension} "$out/lib/libcblas${stdenv.hostPlatform.extensions.sharedLibrary}" fi cp ${lib.getDev lapack-reference}/include/cblas{,_mangling}.h $dev/include cat < $dev/lib/pkgconfig/cblas.pc Name: cblas Version: ${version} Description: BLAS C implementation Cflags: -I$dev/include Libs: -L$out/lib -lcblas EOF '' + lib.optionalString (blasImplementation == "mkl") '' mkdir -p $out/nix-support echo 'export MKL_INTERFACE_LAYER=${lib.optionalString isILP64 "I"}LP64,GNU' > $out/nix-support/setup-hook ln -s $out/lib/libblas${canonicalExtension} $out/lib/libmkl_rt${stdenv.hostPlatform.extensions.sharedLibrary} ln -sf ${blasProvider}/include/* $dev/include ''); }