Split out Boost.Python
This commit is contained in:
Tim D. Smith
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99abe449d4
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2 changed files with 136 additions and 66 deletions
127
Formula/boost-python.rb
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127
Formula/boost-python.rb
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require "formula"
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class UniversalPython < Requirement
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satisfy(:build_env => false) { archs_for_command("python").universal? }
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def message; <<-EOS.undent
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A universal build was requested, but Python is not a universal build
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Boost compiles against the Python it finds in the path; if this Python
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is not a universal build then linking will likely fail.
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EOS
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end
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end
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class UniversalPython3 < Requirement
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satisfy(:build_env => false) { archs_for_command("python3").universal? }
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def message; <<-EOS.undent
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A universal build was requested, but Python 3 is not a universal build
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Boost compiles against the Python 3 it finds in the path; if this Python
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is not a universal build then linking will likely fail.
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EOS
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end
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end
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class BoostPython < Formula
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homepage "http://www.boost.org"
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url "https://downloads.sourceforge.net/project/boost/boost/1.56.0/boost_1_56_0.tar.bz2"
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sha1 "f94bb008900ed5ba1994a1072140590784b9b5df"
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head "https://github.com/boostorg/boost.git"
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option :universal
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option :cxx11
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depends_on :python => :recommended
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depends_on :python3 => :optional
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depends_on UniversalPython if build.universal? and build.with? "python"
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depends_on UniversalPython3 if build.universal? and build.with? "python3"
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if build.cxx11?
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depends_on "boost" => "c++11"
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else
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depends_on "boost"
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end
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fails_with :llvm do
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build 2335
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cause "Dropped arguments to functions when linking with boost"
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end
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def install
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ENV.universal_binary if build.universal?
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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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args << "address-model=32_64" << "architecture=x86" << "pch=off" if build.universal?
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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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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, version|
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pycflags = `#{python}-config --includes`.strip
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pyldflags = `#{python}-config --ldflags`.strip
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system "#{ENV.cxx} -shared hello.cpp #{pycflags} #{pyldflags} -lboost_#{python} -o hello.so"
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output = `#{python} -c "from __future__ import print_function; import hello; print(hello.greet())"`
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assert output.include?("Hello, world!")
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end
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end
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end
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@ -1,29 +1,5 @@
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require 'formula'
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class UniversalPython < Requirement
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satisfy(:build_env => false) { archs_for_command("python").universal? }
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def message; <<-EOS.undent
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A universal build was requested, but Python is not a universal build
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Boost compiles against the Python it finds in the path; if this Python
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is not a universal build then linking will likely fail.
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EOS
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end
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end
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class UniversalPython3 < Requirement
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satisfy(:build_env => false) { archs_for_command("python3").universal? }
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def message; <<-EOS.undent
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A universal build was requested, but Python 3 is not a universal build
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Boost compiles against the Python 3 it finds in the path; if this Python
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is not a universal build then linking will likely fail.
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EOS
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end
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end
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class Boost < Formula
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homepage 'http://www.boost.org'
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url 'https://downloads.sourceforge.net/project/boost/boost/1.56.0/boost_1_56_0.tar.bz2'
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@ -47,15 +23,6 @@ class Boost < Formula
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option 'with-mpi', 'Build with MPI support'
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option :cxx11
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depends_on :python => :optional
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depends_on :python3 => :optional
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depends_on UniversalPython if build.universal? and build.with? "python"
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depends_on UniversalPython3 if build.universal? and build.with? "python3"
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if build.with?("python3") && build.with?("python")
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odie "boost: --with-python3 cannot be specified when using --with-python"
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end
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if build.with? 'icu'
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if build.cxx11?
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depends_on 'icu4c' => 'c++11'
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@ -87,49 +54,26 @@ class Boost < Formula
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EOS
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end
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if build.cxx11? and build.with? 'mpi' and (build.with? 'python' \
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or build.with? 'python3')
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raise <<-EOS.undent
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Building MPI support for Python using C++11 mode results in
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failure and hence disabled. Please don't use this combination
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of options.
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EOS
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end
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ENV.universal_binary if build.universal?
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# Force boost to compile using the appropriate GCC version.
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# Force boost to compile with the desired compiler
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open("user-config.jam", "a") do |file|
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file.write "using darwin : : #{ENV.cxx} ;\n"
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file.write "using mpi ;\n" if build.with? 'mpi'
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# Link against correct version of Python if python3 build was requested
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if build.with? 'python3'
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py3executable = `which python3`.strip
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py3version = `python3 -c "import sys; print(sys.version[:3])"`.strip
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py3prefix = `python3 -c "import sys; print(sys.prefix)"`.strip
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file.write <<-EOS.undent
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using python : #{py3version}
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: #{py3executable}
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: #{py3prefix}/include/python#{py3version}m
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: #{py3prefix}/lib ;
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EOS
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end
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end
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# we specify libdir too because the script is apparently broken
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bargs = ["--prefix=#{prefix}", "--libdir=#{lib}"]
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# libdir should be set by --prefix but isn't
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bootstrap_args = ["--prefix=#{prefix}", "--libdir=#{lib}"]
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if build.with? 'icu'
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icu4c_prefix = Formula['icu4c'].opt_prefix
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bargs << "--with-icu=#{icu4c_prefix}"
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bootstrap_args << "--with-icu=#{icu4c_prefix}"
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else
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bargs << '--without-icu'
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bootstrap_args << '--without-icu'
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end
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# Handle libraries that will not be built.
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without_libraries = []
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without_libraries = ["python"]
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# The context library is implemented as x86_64 ASM, so it
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# won't build on PPC or 32-bit builds
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@ -143,12 +87,11 @@ class Boost < Formula
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# Boost.Log cannot be built using Apple GCC at the moment. Disabled
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# on such systems.
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without_libraries << "log" if ENV.compiler == :gcc || ENV.compiler == :llvm
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without_libraries << "python" if (build.without? 'python' \
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and build.without? 'python3')
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without_libraries << "mpi" if build.without? 'mpi'
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bargs << "--without-libraries=#{without_libraries.join(',')}"
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bootstrap_args << "--without-libraries=#{without_libraries.join(',')}"
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# layout should be synchronized with boost-python
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args = ["--prefix=#{prefix}",
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"--libdir=#{lib}",
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"-d2",
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@ -180,7 +123,7 @@ class Boost < Formula
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end
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end
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system "./bootstrap.sh", *bargs
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system "./bootstrap.sh", *bootstrap_args
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system "./b2", *args
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end
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