homebrew-core/Formula/boost-python.rb
2019-03-21 08:49:48 +01:00

73 lines
2.4 KiB
Ruby

class BoostPython < Formula
desc "C++ library for C++/Python2 interoperability"
homepage "https://www.boost.org/"
url "https://dl.bintray.com/boostorg/release/1.69.0/source/boost_1_69_0.tar.bz2"
sha256 "8f32d4617390d1c2d16f26a27ab60d97807b35440d45891fa340fc2648b04406"
head "https://github.com/boostorg/boost.git"
bottle do
cellar :any
sha256 "b377edc8e5bc2ea6b3873d54d694298590278c291eb2820d408691e7491b853a" => :mojave
sha256 "51810bd5962d2ed44d696fb583de2a9f4b35084ad768d0789490701f748365a4" => :high_sierra
sha256 "23a5aadabf25a54196083be6478c105efd8c1503fc36330cfd5cafff62b16a80" => :sierra
end
depends_on "boost"
def install
# "layout" should be synchronized with boost
args = ["--prefix=#{prefix}",
"--libdir=#{lib}",
"-d2",
"-j#{ENV.make_jobs}",
"--layout=tagged-1.66",
"threading=multi,single",
"link=shared,static"]
# Boost is using "clang++ -x c" to select C compiler which breaks C++14
# handling using ENV.cxx14. Using "cxxflags" and "linkflags" still works.
args << "cxxflags=-std=c++14"
if ENV.compiler == :clang
args << "cxxflags=-stdlib=libc++" << "linkflags=-stdlib=libc++"
end
pyver = Language::Python.major_minor_version "python"
system "./bootstrap.sh", "--prefix=#{prefix}", "--libdir=#{lib}",
"--with-libraries=python", "--with-python=python"
system "./b2", "--build-dir=build-python", "--stagedir=stage-python",
"python=#{pyver}", *args
lib.install Dir["stage-python/lib/*py*"]
doc.install Dir["libs/python/doc/*"]
end
test do
(testpath/"hello.cpp").write <<~EOS
#include <boost/python.hpp>
char const* greet() {
return "Hello, world!";
}
BOOST_PYTHON_MODULE(hello)
{
boost::python::def("greet", greet);
}
EOS
pyprefix = `python-config --prefix`.chomp
pyincludes = Utils.popen_read("python-config --includes").chomp.split(" ")
pylib = Utils.popen_read("python-config --ldflags").chomp.split(" ")
system ENV.cxx, "-shared", "hello.cpp", "-L#{lib}", "-lboost_python27",
"-o", "hello.so", "-I#{pyprefix}/include/python2.7",
*pyincludes, *pylib
output = <<~EOS
from __future__ import print_function
import hello
print(hello.greet())
EOS
assert_match "Hello, world!", pipe_output("python", output, 0)
end
end