homebrew-core/Formula/eigen.rb
2015-12-29 13:28:44 +00:00

50 lines
1.5 KiB
Ruby

class Eigen < Formula
desc "C++ template library for linear algebra"
homepage "http://eigen.tuxfamily.org/"
url "https://bitbucket.org/eigen/eigen/get/3.2.6.tar.bz2"
sha256 "8a3352f9a5361fe90e451a7305fb1896fc7f771dc16cc0edd8e6b157f52c343e"
head "https://bitbucket.org/eigen/eigen", :using => :hg
bottle do
cellar :any_skip_relocation
revision 1
sha256 "79253659ae74f1bcf2293be0ddb1a31c8d763b2ddaed75de3a69ac6e9b234c2e" => :el_capitan
sha256 "82ee2a1528e9d69a71bbf07d59f330dcbf067b5ec14553f4051cc69e52cb1d24" => :yosemite
sha256 "d0ba02c5d3c6e5ea89679cb85bdddd28fafcdcf65174e2c123e2407d7f7b1c34" => :mavericks
end
option :universal
depends_on "cmake" => :build
def install
ENV.universal_binary if build.universal?
mkdir "eigen-build" do
args = std_cmake_args
args << "-Dpkg_config_libdir=#{lib}" << ".."
system "cmake", *args
system "make", "install"
end
(share/"cmake/Modules").install "cmake/FindEigen3.cmake"
end
test do
(testpath/"test.cpp").write <<-EOS.undent
#include <iostream>
#include <Eigen/Dense>
using Eigen::MatrixXd;
int main()
{
MatrixXd m(2,2);
m(0,0) = 3;
m(1,0) = 2.5;
m(0,1) = -1;
m(1,1) = m(1,0) + m(0,1);
std::cout << m << std::endl;
}
EOS
system ENV.cxx, "test.cpp", "-I#{include}/eigen3", "-o", "test"
assert_equal %w[3 -1 2.5 1.5], shell_output("./test").split
end
end