49 lines
1.7 KiB
Nix
49 lines
1.7 KiB
Nix
{ stdenv, fetchurl, cmake, coreutils, python, root }:
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let
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pythonVersion = with stdenv.lib.versions; "${major python.version}${minor python.version}";
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withPython = python != null;
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# ensure that root is built with the same python interpreter, as it links against numpy
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root_py = if withPython then root.override { inherit python; } else root;
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in
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stdenv.mkDerivation rec {
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pname = "hepmc3";
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version = "3.2.2";
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src = fetchurl {
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url = "http://hepmc.web.cern.ch/hepmc/releases/HepMC3-${version}.tar.gz";
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sha256 = "0h9dbsbbf3y7iia27ms9cy4pfk2yyrkdnxcqsbvkhkl0izvv930f";
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};
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nativeBuildInputs = [ cmake ];
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buildInputs = [ root_py ]
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++ stdenv.lib.optional withPython python;
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cmakeFlags = [
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"-DHEPMC3_ENABLE_PYTHON=${if withPython then "ON" else "OFF"}"
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] ++ stdenv.lib.optionals withPython [
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"-DHEPMC3_PYTHON_VERSIONS=${if python.isPy3k then "3.X" else "2.X"}"
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"-DHEPMC3_Python_SITEARCH${pythonVersion}=${placeholder "out"}/${python.sitePackages}"
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];
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postInstall = ''
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substituteInPlace "$out"/bin/HepMC3-config \
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--replace 'greadlink' '${coreutils}/bin/readlink' \
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--replace 'readlink' '${coreutils}/bin/readlink'
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'';
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doInstallCheck = withPython;
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# prevent nix from trying to dereference a null python
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installCheckPhase = stdenv.lib.optionalString withPython ''
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PYTHONPATH=${placeholder "out"}/${python.sitePackages} python -c 'import pyHepMC3'
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'';
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meta = with stdenv.lib; {
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description = "The HepMC package is an object oriented, C++ event record for High Energy Physics Monte Carlo generators and simulation";
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license = licenses.gpl3;
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homepage = "http://hepmc.web.cern.ch/hepmc/";
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platforms = platforms.unix;
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maintainers = with maintainers; [ veprbl ];
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};
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}
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