368 lines
15 KiB
Ruby
368 lines
15 KiB
Ruby
require "formula"
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class Python < Formula
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homepage "http://www.python.org"
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head "http://hg.python.org/cpython", :using => :hg, :branch => "2.7"
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url "http://www.python.org/ftp/python/2.7.8/Python-2.7.8.tgz"
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sha1 "511960dd78451a06c9df76509635aeec05b2051a"
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bottle do
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sha1 "11c4ad33f1a0ec2a9dee025f246e67a0783e8bdb" => :mavericks
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sha1 "522a99761335205b29f348dd9861dc6630a29a35" => :mountain_lion
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sha1 "07ba7ee28c2d6a6d8fcc613b27574090f0e2f27e" => :lion
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end
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option :universal
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option "quicktest", "Run `make quicktest` after the build (for devs; may fail)"
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option "with-brewed-tk", "Use Homebrew's Tk (has optional Cocoa and threads support)"
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option "with-poll", "Enable select.poll, which is not fully implemented on OS X (http://bugs.python.org/issue5154)"
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option "with-dtrace", "Experimental DTrace support (http://bugs.python.org/issue13405)"
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depends_on "pkg-config" => :build
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depends_on "readline" => :recommended
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depends_on "sqlite" => :recommended
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depends_on "gdbm" => :recommended
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depends_on "openssl"
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depends_on "homebrew/dupes/tcl-tk" if build.with? "brewed-tk"
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depends_on :x11 if build.with? "brewed-tk" and Tab.for_name("tcl-tk").used_options.include?("with-x11")
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skip_clean "bin/pip", "bin/pip-2.7"
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skip_clean "bin/easy_install", "bin/easy_install-2.7"
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resource "setuptools" do
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url "https://pypi.python.org/packages/source/s/setuptools/setuptools-5.3.tar.gz"
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sha1 "da2da9324a539029ebea602120afcb8cfd24ddf6"
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end
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resource "pip" do
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url "https://pypi.python.org/packages/source/p/pip/pip-1.5.6.tar.gz"
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sha1 "e6cd9e6f2fd8d28c9976313632ef8aa8ac31249e"
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end
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# Patch to disable the search for Tk.framework, since Homebrew's Tk is
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# a plain unix build. Remove `-lX11`, too because our Tk is "AquaTk".
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patch :DATA if build.with? "brewed-tk"
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def lib_cellar
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prefix/"Frameworks/Python.framework/Versions/2.7/lib/python2.7"
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end
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def site_packages_cellar
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lib_cellar/"site-packages"
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end
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# The HOMEBREW_PREFIX location of site-packages.
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def site_packages
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HOMEBREW_PREFIX/"lib/python2.7/site-packages"
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end
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def install
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if build.with? "poll"
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opoo "The given option --with-poll enables a somewhat broken poll() on OS X (http://bugs.python.org/issue5154)."
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end
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# Unset these so that installing pip and setuptools puts them where we want
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# and not into some other Python the user has installed.
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ENV["PYTHONHOME"] = nil
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ENV["PYTHONPATH"] = nil
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args = %W[
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--prefix=#{prefix}
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--enable-ipv6
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--datarootdir=#{share}
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--datadir=#{share}
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--enable-framework=#{frameworks}
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]
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args << "--without-gcc" if ENV.compiler == :clang
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args << "--with-dtrace" if build.with? "dtrace"
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if superenv?
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distutils_fix_superenv(args)
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else
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distutils_fix_stdenv
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end
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if build.universal?
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ENV.universal_binary
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args << "--enable-universalsdk=/" << "--with-universal-archs=intel"
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end
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# Allow sqlite3 module to load extensions:
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# http://docs.python.org/library/sqlite3.html#f1
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if build.with? "sqlite"
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inreplace("setup.py", 'sqlite_defines.append(("SQLITE_OMIT_LOAD_EXTENSION", "1"))', '')
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end
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# Allow python modules to use ctypes.find_library to find homebrew's stuff
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# even if homebrew is not a /usr/local/lib. Try this with:
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# `brew install enchant && pip install pyenchant`
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inreplace "./Lib/ctypes/macholib/dyld.py" do |f|
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f.gsub! 'DEFAULT_LIBRARY_FALLBACK = [', "DEFAULT_LIBRARY_FALLBACK = [ '#{HOMEBREW_PREFIX}/lib',"
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f.gsub! 'DEFAULT_FRAMEWORK_FALLBACK = [', "DEFAULT_FRAMEWORK_FALLBACK = [ '#{HOMEBREW_PREFIX}/Frameworks',"
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end
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if build.with? "brewed-tk"
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tcl_tk = Formula["tcl-tk"].opt_prefix
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ENV.append "CPPFLAGS", "-I#{tcl_tk}/include"
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ENV.append "LDFLAGS", "-L#{tcl_tk}/lib"
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end
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system "./configure", *args
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# HAVE_POLL is "broken" on OS X. See:
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# http://trac.macports.org/ticket/18376
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# http://bugs.python.org/issue5154
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if build.without? "poll"
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inreplace "pyconfig.h", /.*?(HAVE_POLL[_A-Z]*).*/, '#undef \1'
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end
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system "make"
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ENV.deparallelize # installs must be serialized
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# Tell Python not to install into /Applications
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system "make", "install", "PYTHONAPPSDIR=#{prefix}"
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# Demos and Tools
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system "make", "frameworkinstallextras", "PYTHONAPPSDIR=#{share}/python"
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system "make", "quicktest" if build.include? 'quicktest'
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# Fixes setting Python build flags for certain software
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# See: https://github.com/Homebrew/homebrew/pull/20182
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# http://bugs.python.org/issue3588
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inreplace lib_cellar/"config/Makefile" do |s|
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s.change_make_var! "LINKFORSHARED",
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"-u _PyMac_Error $(PYTHONFRAMEWORKINSTALLDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)"
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end
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# Remove the site-packages that Python created in its Cellar.
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site_packages_cellar.rmtree
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(libexec/'setuptools').install resource('setuptools')
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(libexec/'pip').install resource('pip')
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end
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def post_install
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# Fix up the site-packages so that user-installed Python software survives
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# minor updates, such as going from 2.7.0 to 2.7.1:
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# Create a site-packages in HOMEBREW_PREFIX/lib/python2.7/site-packages
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site_packages.mkpath
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# Symlink the prefix site-packages into the cellar.
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site_packages_cellar.unlink if site_packages_cellar.exist?
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site_packages_cellar.parent.install_symlink site_packages
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# Write our sitecustomize.py
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rm_rf Dir["#{site_packages}/sitecustomize.py[co]"]
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(site_packages/"sitecustomize.py").atomic_write(sitecustomize)
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# Remove old setuptools installations that may still fly around and be
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# listed in the easy_install.pth. This can break setuptools build with
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# zipimport.ZipImportError: bad local file header
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# setuptools-0.9.5-py3.3.egg
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rm_rf Dir["#{site_packages}/setuptools*"]
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rm_rf Dir["#{site_packages}/distribute*"]
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setup_args = ["-s", "setup.py", "--no-user-cfg", "install", "--force",
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"--verbose",
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"--install-scripts=#{bin}",
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"--install-lib=#{site_packages}"]
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(libexec/"setuptools").cd { system "#{bin}/python", *setup_args }
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(libexec/"pip").cd { system "#{bin}/python", *setup_args }
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# When building from source, these symlinks will not exist, since
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# post_install happens after linking.
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%w[pip pip2 pip2.7 easy_install easy_install-2.7].each do |e|
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(HOMEBREW_PREFIX/"bin").install_symlink bin/e
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end
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# And now we write the distutils.cfg
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cfg = lib_cellar/"distutils/distutils.cfg"
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cfg.atomic_write <<-EOF.undent
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[global]
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verbose=1
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[install]
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force=1
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prefix=#{HOMEBREW_PREFIX}
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EOF
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end
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def distutils_fix_superenv(args)
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# This is not for building python itself but to allow Python's build tools
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# (pip) to find brewed stuff when installing python packages.
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sqlite = Formula["sqlite"].opt_prefix
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cflags = "CFLAGS=-I#{HOMEBREW_PREFIX}/include -I#{sqlite}/include"
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ldflags = "LDFLAGS=-L#{HOMEBREW_PREFIX}/lib -L#{sqlite}/lib"
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if build.with? "brewed-tk"
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tcl_tk = Formula["tcl-tk"].opt_prefix
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cflags += " -I#{tcl_tk}/include"
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ldflags += " -L#{tcl_tk}/lib"
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end
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unless MacOS::CLT.installed?
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# Help Python's build system (setuptools/pip) to build things on Xcode-only systems
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# The setup.py looks at "-isysroot" to get the sysroot (and not at --sysroot)
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cflags += " -isysroot #{MacOS.sdk_path}"
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ldflags += " -isysroot #{MacOS.sdk_path}"
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# Same zlib.h-not-found-bug as in env :std (see below)
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args << "CPPFLAGS=-I#{MacOS.sdk_path}/usr/include"
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# For the Xlib.h, Python needs this header dir with the system Tk
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if build.without? "brewed-tk"
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cflags += " -I#{MacOS.sdk_path}/System/Library/Frameworks/Tk.framework/Versions/8.5/Headers"
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end
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end
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args << cflags
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args << ldflags
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# Avoid linking to libgcc http://code.activestate.com/lists/python-dev/112195/
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args << "MACOSX_DEPLOYMENT_TARGET=#{MacOS.version}"
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# We want our readline! This is just to outsmart the detection code,
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# superenv handles that cc finds includes/libs!
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inreplace "setup.py",
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"do_readline = self.compiler.find_library_file(lib_dirs, 'readline')",
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"do_readline = '#{HOMEBREW_PREFIX}/opt/readline/lib/libhistory.dylib'"
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end
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def distutils_fix_stdenv
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# Python scans all "-I" dirs but not "-isysroot", so we add
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# the needed includes with "-I" here to avoid this err:
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# building dbm using ndbm
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# error: /usr/include/zlib.h: No such file or directory
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ENV.append "CPPFLAGS", "-I#{MacOS.sdk_path}/usr/include" unless MacOS::CLT.installed?
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# Don't use optimizations other than "-Os" here, because Python's distutils
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# remembers (hint: `python-config --cflags`) and reuses them for C
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# extensions which can break software (such as scipy 0.11 fails when
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# "-msse4" is present.)
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ENV.minimal_optimization
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# We need to enable warnings because the configure.in uses -Werror to detect
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# "whether gcc supports ParseTuple" (https://github.com/Homebrew/homebrew/issues/12194)
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ENV.enable_warnings
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if ENV.compiler == :clang
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# http://docs.python.org/devguide/setup.html#id8 suggests to disable some Warnings.
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ENV.append_to_cflags "-Wno-unused-value"
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ENV.append_to_cflags "-Wno-empty-body"
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end
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end
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def sitecustomize
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<<-EOF.undent
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# This file is created by Homebrew and is executed on each python startup.
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# Don't print from here, or else python command line scripts may fail!
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# <https://github.com/Homebrew/homebrew/wiki/Homebrew-and-Python>
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import os
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import sys
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if sys.version_info[0] != 2:
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# This can only happen if the user has set the PYTHONPATH for 3.x and run Python 2.x or vice versa.
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# Every Python looks at the PYTHONPATH variable and we can't fix it here in sitecustomize.py,
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# because the PYTHONPATH is evaluated after the sitecustomize.py. Many modules (e.g. PyQt4) are
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# built only for a specific version of Python and will fail with cryptic error messages.
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# In the end this means: Don't set the PYTHONPATH permanently if you use different Python versions.
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exit('Your PYTHONPATH points to a site-packages dir for Python 2.x but you are running Python ' +
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str(sys.version_info[0]) + '.x!\\n PYTHONPATH is currently: "' + str(os.environ['PYTHONPATH']) + '"\\n' +
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' You should `unset PYTHONPATH` to fix this.')
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else:
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# Only do this for a brewed python:
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opt_executable = '#{opt_bin}/python2.7'
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if os.path.commonprefix([os.path.realpath(e) for e in [opt_executable, sys.executable]]).startswith('#{rack}'):
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# Remove /System site-packages, and the Cellar site-packages
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# which we moved to lib/pythonX.Y/site-packages. Further, remove
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# HOMEBREW_PREFIX/lib/python because we later addsitedir(...).
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sys.path = [ p for p in sys.path
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if (not p.startswith('/System') and
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not p.startswith('#{HOMEBREW_PREFIX}/lib/python') and
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not (p.startswith('#{rack}') and p.endswith('site-packages'))) ]
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# LINKFORSHARED (and python-config --ldflags) return the
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# full path to the lib (yes, "Python" is actually the lib, not a
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# dir) so that third-party software does not need to add the
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# -F/#{HOMEBREW_PREFIX}/Frameworks switch.
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# Assume Framework style build (default since months in brew)
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try:
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from _sysconfigdata import build_time_vars
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build_time_vars['LINKFORSHARED'] = '-u _PyMac_Error #{opt_prefix}/Frameworks/Python.framework/Versions/2.7/Python'
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except:
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pass # remember: don't print here. Better to fail silently.
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# Set the sys.executable to use the opt_prefix
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sys.executable = opt_executable
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# Tell about homebrew's site-packages location.
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# This is needed for Python to parse *.pth.
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import site
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site.addsitedir('#{site_packages}')
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EOF
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end
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def caveats; <<-EOS.undent
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Setuptools and Pip have been installed. To update them
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pip install --upgrade setuptools
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pip install --upgrade pip
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You can install Python packages with
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pip install <package>
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They will install into the site-package directory
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#{site_packages}
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See: https://github.com/Homebrew/homebrew/wiki/Homebrew-and-Python
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EOS
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end
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test do
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# Check if sqlite is ok, because we build with --enable-loadable-sqlite-extensions
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# and it can occur that building sqlite silently fails if OSX's sqlite is used.
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system "#{bin}/python", "-c", "import sqlite3"
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# Check if some other modules import. Then the linked libs are working.
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system "#{bin}/python", "-c", "import Tkinter; root = Tkinter.Tk()"
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end
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end
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__END__
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diff --git a/setup.py b/setup.py
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index 716f08e..66114ef 100644
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--- a/setup.py
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+++ b/setup.py
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@@ -1810,9 +1810,6 @@ class PyBuildExt(build_ext):
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# Rather than complicate the code below, detecting and building
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# AquaTk is a separate method. Only one Tkinter will be built on
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# Darwin - either AquaTk, if it is found, or X11 based Tk.
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- if (host_platform == 'darwin' and
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- self.detect_tkinter_darwin(inc_dirs, lib_dirs)):
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- return
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# Assume we haven't found any of the libraries or include files
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# The versions with dots are used on Unix, and the versions without
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@@ -1858,21 +1855,6 @@ class PyBuildExt(build_ext):
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if dir not in include_dirs:
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include_dirs.append(dir)
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- # Check for various platform-specific directories
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- if host_platform == 'sunos5':
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- include_dirs.append('/usr/openwin/include')
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- added_lib_dirs.append('/usr/openwin/lib')
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- elif os.path.exists('/usr/X11R6/include'):
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- include_dirs.append('/usr/X11R6/include')
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- added_lib_dirs.append('/usr/X11R6/lib64')
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- added_lib_dirs.append('/usr/X11R6/lib')
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- elif os.path.exists('/usr/X11R5/include'):
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- include_dirs.append('/usr/X11R5/include')
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- added_lib_dirs.append('/usr/X11R5/lib')
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- else:
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- # Assume default location for X11
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- include_dirs.append('/usr/X11/include')
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- added_lib_dirs.append('/usr/X11/lib')
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# If Cygwin, then verify that X is installed before proceeding
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if host_platform == 'cygwin':
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@@ -1897,9 +1879,6 @@ class PyBuildExt(build_ext):
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if host_platform in ['aix3', 'aix4']:
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libs.append('ld')
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- # Finally, link with the X11 libraries (not appropriate on cygwin)
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- if host_platform != "cygwin":
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- libs.append('X11')
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ext = Extension('_tkinter', ['_tkinter.c', 'tkappinit.c'],
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define_macros=[('WITH_APPINIT', 1)] + defs,
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