90 lines
2.4 KiB
Ruby
90 lines
2.4 KiB
Ruby
require 'formula'
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<<-COMMENTS
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Versions
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--------
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This formula is currently tracking version 3.1.x.
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Python 2.x is available as a separate formula:
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brew install python
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COMMENTS
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# Was a Framework build requested?
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def build_framework?; ARGV.include? '--framework'; end
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# Are we installed or installing as a Framework?
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def as_framework?
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(self.installed? and File.exists? prefix+"Frameworks/Python.framework") or build_framework?
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end
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class Python3 <Formula
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url 'http://www.python.org/ftp/python/3.1.2/Python-3.1.2.tar.bz2'
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homepage 'http://www.python.org/'
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md5 '45350b51b58a46b029fb06c61257e350'
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depends_on 'readline' => :optional # Prefer over OS X's libedit
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depends_on 'sqlite' => :optional # Prefer over OS X's older version
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depends_on 'gdbm' => :optional
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def options
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[
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["--framework", "Do a 'Framework' build instead of a UNIX-style build."],
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["--universal", "Build for both 32 & 64 bit Intel."],
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["--static", "Build static libraries."]
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]
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end
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skip_clean ['bin', 'lib']
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def site_packages
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# The Cellar location of site-packages
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if as_framework?
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# If we're installed or installing as a Framework, then use that location.
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return prefix+"Frameworks/Python.framework/Versions/3.1/lib/python3.1/site-packages"
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else
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# Otherwise, use just the lib path.
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return lib+"python3.1/site-packages"
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end
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end
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def prefix_site_packages
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# The HOMEBREW_PREFIX location of site-packages
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HOMEBREW_PREFIX+"lib/python3.1/site-packages"
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end
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def install
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# --with-computed-gotos requires addressable labels in C;
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# both gcc and LLVM support this, so switch it on.
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args = ["--prefix=#{prefix}", "--with-computed-gotos"]
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if ARGV.include? '--universal'
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args << "--enable-universalsdk=/" << "--with-universal-archs=intel"
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end
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if build_framework?
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args << "--enable-framework=#{prefix}/Frameworks"
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else
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args << "--enable-shared" unless ARGV.include? '--static'
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end
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system "./configure", *args
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system "make"
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ENV.j1 # Installs must be serialized
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system "make install"
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# Add the Homebrew prefix path to site-packages via a .pth
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prefix_site_packages.mkpath
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(site_packages+"homebrew.pth").write prefix_site_packages
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end
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def caveats
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<<-EOS.undent
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The site-packages folder for this Python is:
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#{site_packages}
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We've added a "homebrew.pth" file to also include:
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#{prefix_site_packages}
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EOS
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end
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end
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