homebrew-core/Formula/boost-python3.rb

108 lines
4.0 KiB
Ruby

class BoostPython3 < Formula
desc "C++ library for C++/Python3 interoperability"
homepage "https://www.boost.org/"
url "https://dl.bintray.com/boostorg/release/1.75.0/source/boost_1_75_0.tar.bz2"
mirror "https://dl.bintray.com/homebrew/mirror/boost_1_75_0.tar.bz2"
sha256 "953db31e016db7bb207f11432bef7df100516eeb746843fa0486a222e3fd49cb"
license "BSL-1.0"
head "https://github.com/boostorg/boost.git"
bottle do
cellar :any
rebuild 1
sha256 "7015c83ae4726838a1e67900ed201578949afd195ccdd6eb13fd7336794155e6" => :big_sur
sha256 "2737924fe270f67d7b6ed9913a30e18f084b5ce2590041d70d6523206f55e437" => :arm64_big_sur
sha256 "2daea9e8951e79d78ea85e4e5abd11c749ae5f6dea889a7357648f04328de0dd" => :catalina
sha256 "96dfc26b8b8a3a1090eb883f2f555cdacbb9425b6a9a9627e46c38759ff32257" => :mojave
end
depends_on "numpy" => :build
depends_on "boost"
depends_on "python@3.9"
# Fix build system issues on Apple silicon. This change has aleady
# been merged upstream, remove this patch once it lands in a release.
patch do
url "https://github.com/boostorg/build/commit/456be0b7ecca065fbccf380c2f51e0985e608ba0.patch?full_index=1"
sha256 "e7a78145452fc145ea5d6e5f61e72df7dcab3a6eebb2cade6b4cfae815687f3a"
directory "tools/build"
end
def install
# "layout" should be synchronized with boost
args = %W[
-d2
-j#{ENV.make_jobs}
--layout=tagged-1.66
--user-config=user-config.jam
install
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"
args << "cxxflags=-stdlib=libc++" << "linkflags=-stdlib=libc++" if ENV.compiler == :clang
# disable python detection in bootstrap.sh; it guesses the wrong include
# directory for Python 3 headers, so we configure python manually in
# user-config.jam below.
inreplace "bootstrap.sh", "using python", "#using python"
pyver = Language::Python.major_minor_version Formula["python@3.9"].opt_bin/"python3"
py_prefix = Formula["python@3.9"].opt_frameworks/"Python.framework/Versions/#{pyver}"
# Force boost to compile with the desired compiler
(buildpath/"user-config.jam").write <<~EOS
using darwin : : #{ENV.cxx} ;
using python : #{pyver}
: python3
: #{py_prefix}/include/python#{pyver}
: #{py_prefix}/lib ;
EOS
system "./bootstrap.sh", "--prefix=#{prefix}", "--libdir=#{lib}",
"--with-libraries=python", "--with-python=python3",
"--with-python-root=#{py_prefix}"
system "./b2", "--build-dir=build-python3",
"--stagedir=stage-python3",
"--libdir=install-python3/lib",
"--prefix=install-python3",
"python=#{pyver}",
*args
lib.install Dir["install-python3/lib/*.*"]
(lib/"cmake").install Dir["install-python3/lib/cmake/boost_python*"]
(lib/"cmake").install Dir["install-python3/lib/cmake/boost_numpy*"]
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
pyincludes = shell_output("#{Formula["python@3.9"].opt_bin}/python3-config --includes").chomp.split
pylib = shell_output("#{Formula["python@3.9"].opt_bin}/python3-config --ldflags --embed").chomp.split
pyver = Language::Python.major_minor_version(Formula["python@3.9"].opt_bin/"python3").to_s.delete(".")
system ENV.cxx, "-shared", "hello.cpp", "-L#{lib}", "-lboost_python#{pyver}", "-o",
"hello.so", *pyincludes, *pylib
output = <<~EOS
import hello
print(hello.greet())
EOS
assert_match "Hello, world!", pipe_output(Formula["python@3.9"].opt_bin/"python3", output, 0)
end
end