forked from mirrors/nixpkgs
81 lines
2.7 KiB
Nix
81 lines
2.7 KiB
Nix
{ config, stdenv
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, fetchurl
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, patchelf
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, cudaSupport ? config.cudaSupport or false, symlinkJoin, cudatoolkit, cudnn, nvidia_x11
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}:
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with stdenv.lib;
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let
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tfType = if cudaSupport then "gpu" else "cpu";
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system =
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if stdenv.isx86_64
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then if stdenv.isLinux then "linux-x86_64"
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else if stdenv.isDarwin then "darwin-x86_64" else unavailable
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else unavailable;
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unavailable = throw "libtensorflow is not available for this platform!";
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cudatoolkit_joined = symlinkJoin {
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name = "unsplit_cudatoolkit";
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paths = [ cudatoolkit.out
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cudatoolkit.lib ];};
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rpath = makeLibraryPath ([stdenv.cc.libc stdenv.cc.cc.lib] ++
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optionals cudaSupport [ cudatoolkit_joined cudnn nvidia_x11 ]);
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patchLibs =
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if stdenv.isDarwin
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then ''
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install_name_tool -id $out/lib/libtensorflow.so $out/lib/libtensorflow.so
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install_name_tool -id $out/lib/libtensorflow_framework.so $out/lib/libtensorflow_framework.so
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''
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else ''
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${patchelf}/bin/patchelf --set-rpath "${rpath}:$out/lib" $out/lib/libtensorflow.so
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${patchelf}/bin/patchelf --set-rpath "${rpath}" $out/lib/libtensorflow_framework.so
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'';
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in stdenv.mkDerivation rec {
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pname = "libtensorflow";
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version = "1.9.0";
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name = "${pname}-${version}";
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src = fetchurl {
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url = "https://storage.googleapis.com/tensorflow/${pname}/${pname}-${tfType}-${system}-${version}.tar.gz";
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sha256 =
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if system == "linux-x86_64" then
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if cudaSupport
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then "1q3mh06x344im25z7r3vgrfksfdsi8fh8ldn6y2mf86h4d11yxc3"
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else "0l9ps115ng5ffzdwphlqmj3jhidps2v5afppdzrbpzmy41xz0z21"
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else if system == "darwin-x86_64" then
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if cudaSupport
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then unavailable
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else "1qj0v1706w6mczycdsh38h2glyv5d25v62kdn98wxd5rw8f9v657"
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else unavailable;
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};
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# Patch library to use our libc, libstdc++ and others
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buildCommand = ''
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. $stdenv/setup
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mkdir -pv $out
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tar -C $out -xzf $src
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chmod +w $out/lib/libtensorflow.so
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chmod +w $out/lib/libtensorflow_framework.so
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${patchLibs}
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chmod -w $out/lib/libtensorflow.so
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chmod -w $out/lib/libtensorflow_framework.so
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# Write pkgconfig file.
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mkdir $out/lib/pkgconfig
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cat > $out/lib/pkgconfig/tensorflow.pc << EOF
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Name: TensorFlow
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Version: ${version}
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Description: Library for computation using data flow graphs for scalable machine learning
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Requires:
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Libs: -L$out/lib -ltensorflow
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Cflags: -I$out/include/tensorflow
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EOF
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'';
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meta = {
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description = "C API for TensorFlow";
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homepage = https://www.tensorflow.org/versions/master/install/install_c;
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license = licenses.asl20;
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platforms = with platforms; linux ++ darwin;
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maintainers = [maintainers.basvandijk];
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};
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}
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