94 lines
3.7 KiB
Ruby
94 lines
3.7 KiB
Ruby
class BoostPython < Formula
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desc "C++ library for C++/Python interoperability"
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homepage "https://www.boost.org/"
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url "https://dl.bintray.com/boostorg/release/1.64.0/source/boost_1_64_0.tar.bz2"
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sha256 "7bcc5caace97baa948931d712ea5f37038dbb1c5d89b43ad4def4ed7cb683332"
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head "https://github.com/boostorg/boost.git"
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bottle do
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cellar :any
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sha256 "9b36914889a7c0492bc21821c7951f3d0417a519b90fdcdaf2435385d506a833" => :sierra
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sha256 "3554a12bfb824365e3b57929f8ef29b31c24b536b30018546ac573f417b6904c" => :el_capitan
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sha256 "c26e9665b68fc3e57acbca31f8698c1b9d55ac97de436908521bd0d5cfa97216" => :yosemite
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end
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option :cxx11
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option "without-python", "Build without python 2 support"
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depends_on :python3 => :optional
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depends_on "boost"
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def install
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# "layout" should be synchronized with boost
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args = ["--prefix=#{prefix}",
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"--libdir=#{lib}",
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"-d2",
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"-j#{ENV.make_jobs}",
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"--layout=tagged",
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"--user-config=user-config.jam",
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"threading=multi,single",
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"link=shared,static"]
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# Build in C++11 mode if boost was built in C++11 mode.
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# Trunk starts using "clang++ -x c" to select C compiler which breaks C++11
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# handling using ENV.cxx11. Using "cxxflags" and "linkflags" still works.
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if build.cxx11?
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args << "cxxflags=-std=c++11"
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if ENV.compiler == :clang
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args << "cxxflags=-stdlib=libc++" << "linkflags=-stdlib=libc++"
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end
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elsif Tab.for_name("boost").cxx11?
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odie "boost was built in C++11 mode so boost-python must be built with --c++11."
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end
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# disable python detection in bootstrap.sh; it guesses the wrong include directory
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# for Python 3 headers, so we configure python manually in user-config.jam below.
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inreplace "bootstrap.sh", "using python", "#using python"
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Language::Python.each_python(build) do |python, version|
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py_prefix = `#{python} -c "from __future__ import print_function; import sys; print(sys.prefix)"`.strip
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py_include = `#{python} -c "from __future__ import print_function; import distutils.sysconfig; print(distutils.sysconfig.get_python_inc(True))"`.strip
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open("user-config.jam", "w") do |file|
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# Force boost to compile with the desired compiler
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file.write "using darwin : : #{ENV.cxx} ;\n"
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file.write <<-EOS.undent
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using python : #{version}
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: #{python}
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: #{py_include}
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: #{py_prefix}/lib ;
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EOS
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end
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system "./bootstrap.sh", "--prefix=#{prefix}", "--libdir=#{lib}", "--with-libraries=python",
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"--with-python=#{python}", "--with-python-root=#{py_prefix}"
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system "./b2", "--build-dir=build-#{python}", "--stagedir=stage-#{python}",
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"python=#{version}", *args
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end
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lib.install Dir["stage-python3/lib/*py*"] if build.with?("python3")
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lib.install Dir["stage-python/lib/*py*"] if build.with?("python")
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doc.install Dir["libs/python/doc/*"]
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end
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test do
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(testpath/"hello.cpp").write <<-EOS.undent
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#include <boost/python.hpp>
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char const* greet() {
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return "Hello, world!";
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}
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BOOST_PYTHON_MODULE(hello)
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{
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boost::python::def("greet", greet);
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}
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EOS
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Language::Python.each_python(build) do |python, _|
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pyflags = (`#{python}-config --includes`.strip + " " +
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`#{python}-config --ldflags`.strip).split(" ")
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system ENV.cxx, "-shared", "hello.cpp", "-L#{lib}", "-lboost_#{python}", "-o", "hello.so", *pyflags
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output = `#{python} -c "from __future__ import print_function; import hello; print(hello.greet())"`
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assert_match "Hello, world!", output
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end
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end
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end
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