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require 'formula'
class Eigen < Formula
homepage 'http://eigen.tuxfamily.org/'
url 'http://bitbucket.org/eigen/eigen/get/3.2.2.tar.bz2'
sha1 '1e1a85681777314805003db5469d1a00785c58df'
bottle do
cellar :any
revision 1
sha1 "5e6fb3f9fbd51f270285a5c9f2ed4f98b59b2279" => :yosemite
sha1 "21743daea899324556b877aedb986a459a11e89d" => :mavericks
sha1 "9654532e0b9f6762ee73c3938696cf95bc20a813" => :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.delete '-DCMAKE_BUILD_TYPE=None'
args << '-DCMAKE_BUILD_TYPE=Release'
args << "-Dpkg_config_libdir=#{lib}" << '..'
system 'cmake', *args
system 'make install'
end
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
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