nixpkgs/pkgs/development/libraries/qhull/default.nix

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{stdenv, fetchurl, cmake}:
stdenv.mkDerivation rec {
name = "qhull-2012.1";
src = fetchurl {
url = "${meta.homepage}/download/${name}-src.tgz";
sha256 = "127zpjp6sm8c101hz239k82lpxqcqf4ksdyfqc2py2sm22kclpm3";
};
nativeBuildInputs = [ cmake ];
cmakeFlags = "-DMAN_INSTALL_DIR=share/man/man1 -DDOC_INSTALL_DIR=share/doc/qhull";
patchPhase = stdenv.lib.optionalString stdenv.isDarwin ''
sed -i 's/namespace std { struct bidirectional_iterator_tag; struct random_access_iterator_tag; }/#include <iterator>/' ./src/libqhullcpp/QhullIterator.h
sed -i 's/namespace std { struct bidirectional_iterator_tag; struct random_access_iterator_tag; }/#include <iterator>/' ./src/libqhullcpp/QhullLinkedList.h
'';
meta = {
homepage = http://www.qhull.org/;
description = "Computes the convex hull, Delaunay triangulation, Voronoi diagram and more";
license = stdenv.lib.licenses.free;
};
}