homebrew-core/Formula/llvm.rb

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require 'formula'
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class Clang < Formula
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homepage 'http://llvm.org/'
url 'http://llvm.org/releases/3.1/clang-3.1.src.tar.gz'
sha1 '19f33b187a50d22fda2a6f9ed989699a9a9efd62'
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head 'http://llvm.org/git/clang.git'
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end
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class Llvm < Formula
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homepage 'http://llvm.org/'
url 'http://llvm.org/releases/3.1/llvm-3.1.src.tar.gz'
sha1 '234c96e73ef81aec9a54da92fc2a9024d653b059'
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head 'http://llvm.org/git/llvm.git'
bottle do
sha1 'fcf6c3eb5b074afa820f905f32182e074a29ffb5' => :mountainlion
sha1 '4ee3e9242cff9a03af4e1f20017fe547dcd07a4a' => :lion
sha1 '940aca37dafaf69a9b378ffd2a59b3c1cfe54ced' => :snowleopard
end
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def options
[['--with-clang', 'Build clang C/ObjC/C++ frontend'],
['--shared', 'Build llvm as shared library, and link tools against it'],
['--all-targets', 'Build all target backends'],
['--rtti', 'Build llvm with C++ RTTI, use if you need RTTI of llvm classes'],
['--universal', 'Build both i386 and x86_64 architectures']]
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end
def install
if ARGV.include? '--shared' && ARGV.build_universal?
onoe "Cannot specify both shared and universal (will not build)"
exit 1
end
Clang.new("clang").brew { clang_dir.install Dir['*'] } if ARGV.include? '--with-clang'
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if ARGV.build_universal?
ENV['UNIVERSAL'] = '1'
ENV['UNIVERSAL_ARCH'] = 'i386 x86_64'
end
ENV['REQUIRES_RTTI'] = '1' if ARGV.include? '--rtti'
configure_options = [
"--prefix=#{prefix}",
"--enable-optimized",
# As of LLVM 3.1, attempting to build ocaml bindings with Homebrew's
# OCaml 3.12.1 results in errors.
"--disable-bindings",
]
if ARGV.include? '--all-targets'
configure_options << "--enable-targets=all"
else
configure_options << "--enable-targets=host"
end
configure_options << "--enable-shared" if ARGV.include? '--shared'
system "./configure", *configure_options
system "make install"
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# install llvm python bindings
(share/'llvm/bindings').install buildpath/'bindings/python'
# install clang tools and bindings
cd clang_dir do
(share/'clang/tools').install 'tools/scan-build', 'tools/scan-view'
(share/'clang/bindings').install 'bindings/python'
end if ARGV.include? '--with-clang'
end
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def test
system "#{bin}/llvm-config", "--version"
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end
def caveats; <<-EOS.undent
Extra tools and bindings are installed in #{share}/llvm and #{share}/clang.
If you already have LLVM installed, then "brew upgrade llvm" might not work.
Instead, try:
brew rm llvm && brew install llvm
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EOS
end
def clang_dir
buildpath/'tools/clang'
end
end