48 lines
1.2 KiB
Ruby
48 lines
1.2 KiB
Ruby
require 'formula'
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def build_clang?; ARGV.include? '--with-clang'; end
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class Clang <Formula
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url 'http://llvm.org/releases/2.8/clang-2.8.tgz'
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homepage 'http://llvm.org/'
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md5 '10e14c901fc3728eecbd5b829e011b59'
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end
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class Llvm <Formula
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url 'http://llvm.org/releases/2.8/llvm-2.8.tgz'
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homepage 'http://llvm.org/'
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md5 '220d361b4d17051ff4bb21c64abe05ba'
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def options
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[['--with-clang', 'Also build & install clang']]
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end
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def install
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ENV.gcc_4_2 # llvm can't compile itself
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if build_clang?
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clang_dir = Pathname.new(Dir.pwd)+'tools/clang'
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Clang.new.brew { clang_dir.install Dir['*'] }
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end
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system "./configure", "--prefix=#{prefix}",
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"--enable-targets=host-only",
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"--enable-optimized"
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system "make" # seperate steps required, otherwise the build fails
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system "make install"
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if build_clang?
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Dir.chdir clang_dir do
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system "make install"
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end
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end
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end
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def caveats; <<-EOS
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If you already have LLVM installed, then "brew upgrade llvm" might not
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work. Instead, try:
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$ brew rm llvm
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$ brew install llvm
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EOS
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end
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end
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