homebrew-core/Formula/eigen.rb
2015-09-13 20:38:10 +01:00

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/3.2.5.tar.bz2"
sha256 "5f6e6cb88188e34185f43cb819d7dab9b48ef493774ff834e568f4805d3dc2f9"
bottle do
cellar :any_skip_relocation
sha256 "3aeee20403f303f5995044ccebaf6646211c01ede3ec159afd7b2c257aacd677" => :el_capitan
sha256 "6f3d26b12625d87f96a92c0c14745c444889377d7990aed6d43ae373e5647f42" => :yosemite
sha256 "38a61f7b2d6926411b14bf93b685d35ba8648993f1f35e3fe98c024de811e310" => :mavericks
sha256 "96ae43217989839b2adbc41dd43a4a02dd6346b4847b93935c5dc481091a7585" => :mountain_lion
end
head "https://bitbucket.org/eigen/eigen", :using => :hg
depends_on "cmake" => :build
option :universal
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 `./test`.split, %w[3 -1 2.5 1.5]
end
end