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57 lines
1.6 KiB
Nix
57 lines
1.6 KiB
Nix
{ fetchurl, stdenv, lib, llvmPackages ? null, precision ? "double", perl }:
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with lib;
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assert stdenv.cc.isClang -> llvmPackages != null;
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assert elem precision [ "single" "double" "long-double" "quad-precision" ];
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let
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version = "3.3.8";
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withDoc = stdenv.cc.isGNU;
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in
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stdenv.mkDerivation {
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name = "fftw-${precision}-${version}";
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src = fetchurl {
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urls = [
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"http://fftw.org/fftw-${version}.tar.gz"
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"ftp://ftp.fftw.org/pub/fftw/fftw-${version}.tar.gz"
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];
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sha256 = "00z3k8fq561wq2khssqg0kallk0504dzlx989x3vvicjdqpjc4v1";
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};
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outputs = [ "out" "dev" "man" ]
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++ optional withDoc "info"; # it's dev-doc only
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outputBin = "dev"; # fftw-wisdom
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buildInputs = lib.optionals stdenv.cc.isClang [
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# TODO: This may mismatch the LLVM version sin the stdenv, see #79818.
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llvmPackages.openmp
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];
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configureFlags =
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[ "--enable-shared"
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"--enable-threads"
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]
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++ optional (precision != "double") "--enable-${precision}"
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# all x86_64 have sse2
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# however, not all float sizes fit
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++ optional (stdenv.isx86_64 && (precision == "single" || precision == "double") ) "--enable-sse2"
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++ [ "--enable-openmp" ]
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# doc generation causes Fortran wrapper generation which hard-codes gcc
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++ optional (!withDoc) "--disable-doc";
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enableParallelBuilding = true;
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checkInputs = [ perl ];
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meta = with lib; {
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description = "Fastest Fourier Transform in the West library";
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homepage = "http://www.fftw.org/";
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license = licenses.gpl2Plus;
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maintainers = [ maintainers.spwhitt ];
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platforms = platforms.unix;
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};
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}
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