pkgs/by-name/bl/blas/package.nix

   1 { lib, stdenv
   2 , lapack-reference, openblas
   3 , isILP64 ? false
   4 , blasProvider ? openblas }:
   5
   6 let
   7   blasFortranSymbols = [
   8     "caxpy" "ccopy" "cdotc" "cdotu" "cgbmv" "cgemm" "cgemv" "cgerc" "cgeru"
   9     "chbmv" "chemm" "chemv" "cher" "cher2" "cher2k" "cherk" "chpmv" "chpr"
  10     "chpr2" "crotg" "cscal" "csrot" "csscal" "cswap" "csymm" "csyr2k" "csyrk"
  11     "ctbmv" "ctbsv" "ctpmv" "ctpsv" "ctrmm" "ctrmv" "ctrsm" "ctrsv" "dasum"
  12     "daxpy" "dcabs1" "dcopy" "ddot" "dgbmv" "dgemm" "dgemv" "dger" "dnrm2"
  13     "drot" "drotg" "drotm" "drotmg" "dsbmv" "dscal" "dsdot" "dspmv" "dspr"
  14     "dspr2" "dswap" "dsymm" "dsymv" "dsyr" "dsyr2" "dsyr2k" "dsyrk" "dtbmv"
  15     "dtbsv" "dtpmv" "dtpsv" "dtrmm" "dtrmv" "dtrsm" "dtrsv" "dzasum" "dznrm2"
  16     "icamax" "idamax" "isamax" "izamax" "lsame" "sasum" "saxpy" "scabs1"
  17     "scasum" "scnrm2" "scopy" "sdot" "sdsdot" "sgbmv" "sgemm" "sgemv"
  18     "sger" "snrm2" "srot" "srotg" "srotm" "srotmg" "ssbmv" "sscal" "sspmv"
  19     "sspr" "sspr2" "sswap" "ssymm" "ssymv" "ssyr" "ssyr2" "ssyr2k" "ssyrk"
  20     "stbmv" "stbsv" "stpmv" "stpsv" "strmm" "strmv" "strsm" "strsv" "xerbla"
  21     "xerbla_array" "zaxpy" "zcopy" "zdotc" "zdotu" "zdrot" "zdscal" "zgbmv"
  22     "zgemm" "zgemv" "zgerc" "zgeru" "zhbmv" "zhemm" "zhemv" "zher" "zher2"
  23     "zher2k" "zherk" "zhpmv" "zhpr" "zhpr2" "zrotg" "zscal" "zswap" "zsymm"
  24     "zsyr2k" "zsyrk" "ztbmv" "ztbsv" "ztpmv" "ztpsv" "ztrmm" "ztrmv" "ztrsm"
  25     "ztrsv"
  26   ];
  27
  28   version = "3";
  29   canonicalExtension = if stdenv.hostPlatform.isLinux
  30                        then "${stdenv.hostPlatform.extensions.sharedLibrary}.${version}"
  31                        else stdenv.hostPlatform.extensions.sharedLibrary;
  32
  33
  34   blasImplementation = lib.getName blasProvider;
  35   blasProvider' = if blasImplementation == "mkl"
  36                   then blasProvider
  37                   else blasProvider.override { blas64 = isILP64; };
  38
  39 in
  40
  41 assert isILP64 -> blasImplementation == "mkl" || blasProvider'.blas64;
  42
  43 stdenv.mkDerivation {
  44   pname = "blas";
  45   inherit version;
  46
  47   outputs = [ "out" "dev" ];
  48
  49   meta = (blasProvider'.meta or {}) // {
  50     description = "${lib.getName blasProvider} with just the BLAS C and FORTRAN ABI";
  51   };
  52
  53   passthru = {
  54     inherit isILP64;
  55     provider = blasProvider';
  56     implementation = blasImplementation;
  57   };
  58
  59   dontBuild = true;
  60   dontConfigure = true;
  61   unpackPhase = "src=$PWD";
  62
  63   dontPatchELF = true;
  64
  65   installPhase = (''
  66   mkdir -p $out/lib $dev/include $dev/lib/pkgconfig
  67
  68   libblas="${lib.getLib blasProvider'}/lib/libblas${canonicalExtension}"
  69
  70   if ! [ -e "$libblas" ]; then
  71     echo "$libblas does not exist, ${blasProvider'.name} does not provide libblas."
  72     exit 1
  73   fi
  74
  75   $NM -an "$libblas" | cut -f3 -d' ' > symbols
  76   for symbol in ${toString blasFortranSymbols}; do
  77     grep -q "^$symbol_$" symbols || { echo "$symbol" was not found in "$libblas"; exit 1; }
  78   done
  79
  80   cp -L "$libblas" $out/lib/libblas${canonicalExtension}
  81   chmod +w $out/lib/libblas${canonicalExtension}
  82
  83 '' + (if stdenv.hostPlatform.isElf then ''
  84   patchelf --set-soname libblas${canonicalExtension} $out/lib/libblas${canonicalExtension}
  85   patchelf --set-rpath "$(patchelf --print-rpath $out/lib/libblas${canonicalExtension}):${lib.getLib blasProvider'}/lib" $out/lib/libblas${canonicalExtension}
  86 '' else lib.optionalString (stdenv.hostPlatform.isDarwin) ''
  87   install_name_tool \
  88     -id $out/lib/libblas${canonicalExtension} \
  89     -add_rpath ${lib.getLib blasProvider'}/lib \
  90     $out/lib/libblas${canonicalExtension}
  91 '') + ''
  92
  93   if [ "$out/lib/libblas${canonicalExtension}" != "$out/lib/libblas${stdenv.hostPlatform.extensions.sharedLibrary}" ]; then
  94     ln -s $out/lib/libblas${canonicalExtension} "$out/lib/libblas${stdenv.hostPlatform.extensions.sharedLibrary}"
  95   fi
  96
  97   cat <<EOF > $dev/lib/pkgconfig/blas.pc
  98 Name: blas
  99 Version: ${version}
 100 Description: BLAS FORTRAN implementation
 101 Libs: -L$out/lib -lblas
 102 Cflags: -I$dev/include
 103 EOF
 104
 105   libcblas="${lib.getLib blasProvider'}/lib/libcblas${canonicalExtension}"
 106
 107   if ! [ -e "$libcblas" ]; then
 108     echo "$libcblas does not exist, ${blasProvider'.name} does not provide libcblas."
 109     exit 1
 110   fi
 111
 112   cp -L "$libcblas" $out/lib/libcblas${canonicalExtension}
 113   chmod +w $out/lib/libcblas${canonicalExtension}
 114
 115 '' + (if stdenv.hostPlatform.isElf then ''
 116   patchelf --set-soname libcblas${canonicalExtension} $out/lib/libcblas${canonicalExtension}
 117   patchelf --set-rpath "$(patchelf --print-rpath $out/lib/libcblas${canonicalExtension}):${lib.getLib blasProvider'}/lib" $out/lib/libcblas${canonicalExtension}
 118 '' else lib.optionalString stdenv.hostPlatform.isDarwin ''
 119   install_name_tool \
 120     -id $out/lib/libcblas${canonicalExtension} \
 121     -add_rpath ${lib.getLib blasProvider'}/lib \
 122     $out/lib/libcblas${canonicalExtension}
 123 '') + ''
 124   if [ "$out/lib/libcblas${canonicalExtension}" != "$out/lib/libcblas${stdenv.hostPlatform.extensions.sharedLibrary}" ]; then
 125     ln -s $out/lib/libcblas${canonicalExtension} "$out/lib/libcblas${stdenv.hostPlatform.extensions.sharedLibrary}"
 126   fi
 127
 128   cp ${lib.getDev lapack-reference}/include/cblas{,_mangling}.h $dev/include
 129
 130   cat <<EOF > $dev/lib/pkgconfig/cblas.pc
 131 Name: cblas
 132 Version: ${version}
 133 Description: BLAS C implementation
 134 Cflags: -I$dev/include
 135 Libs: -L$out/lib -lcblas
 136 EOF
 137 '' + lib.optionalString (blasImplementation == "mkl") ''
 138   mkdir -p $out/nix-support
 139   echo 'export MKL_INTERFACE_LAYER=${lib.optionalString isILP64 "I"}LP64,GNU' > $out/nix-support/setup-hook
 140   ln -s $out/lib/libblas${canonicalExtension} $out/lib/libmkl_rt${stdenv.hostPlatform.extensions.sharedLibrary}
 141   ln -sf ${blasProvider'}/include/* $dev/include
 142 '');
 143 }