100 lines
3.3 KiB
Ruby
100 lines
3.3 KiB
Ruby
class Emscripten < Formula
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desc "LLVM bytecode to JavaScript compiler"
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homepage "https://kripken.github.io/emscripten-site/"
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stable do
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url "https://github.com/kripken/emscripten/archive/1.37.35.tar.gz"
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sha256 "901eec1819754d99ba17475126602d30ab2a183d67d59c6b83d653cf0dc7dcab"
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resource "fastcomp" do
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url "https://github.com/kripken/emscripten-fastcomp/archive/1.37.35.tar.gz"
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sha256 "247ed1b99e025424bdbd49e19e89223dac7b0f44b6199acd667d99d2fe2a769a"
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end
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resource "fastcomp-clang" do
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url "https://github.com/kripken/emscripten-fastcomp-clang/archive/1.37.35.tar.gz"
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sha256 "477bcf6546fccf8e4eb7205ede90005d31d23267236fb757d824b81dbcb5ffd2"
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end
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end
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bottle do
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cellar :any
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sha256 "cb78901a1ba6847628af1debffffc76904d30b40c8e5dc96f0a3be6b31cc7909" => :high_sierra
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sha256 "77699147b1bdd49c811fd0add40188ae9cfb377306f0f5d25b78ba84e3c26f10" => :sierra
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sha256 "98772109bade817d6f16e68f43ee7dfdd36f70c08ae583a8149823a3f92c6748" => :el_capitan
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end
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head do
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url "https://github.com/kripken/emscripten.git", :branch => "master"
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resource "fastcomp" do
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url "https://github.com/kripken/emscripten-fastcomp.git", :branch => "master"
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end
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resource "fastcomp-clang" do
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url "https://github.com/kripken/emscripten-fastcomp-clang.git", :branch => "master"
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end
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end
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needs :cxx11
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depends_on "python@2" if MacOS.version <= :snow_leopard
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depends_on "cmake" => :build
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depends_on "node"
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depends_on "closure-compiler" => :optional
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depends_on "yuicompressor"
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def install
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ENV.cxx11
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# OSX doesn't provide a "python2" binary so use "python" instead.
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python2_shebangs = `grep --recursive --files-with-matches ^#!/usr/bin/.*python2$ #{buildpath}`
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python2_shebang_files = python2_shebangs.lines.sort.uniq
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python2_shebang_files.map! { |f| Pathname(f.chomp) }
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python2_shebang_files.reject! &:symlink?
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inreplace python2_shebang_files, %r{^(#!/usr/bin/.*python)2$}, "\\1"
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# All files from the repository are required as emscripten is a collection
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# of scripts which need to be installed in the same layout as in the Git
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# repository.
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libexec.install Dir["*"]
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(buildpath/"fastcomp").install resource("fastcomp")
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(buildpath/"fastcomp/tools/clang").install resource("fastcomp-clang")
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cmake_args = std_cmake_args.reject { |s| s["CMAKE_INSTALL_PREFIX"] }
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cmake_args = [
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"-DCMAKE_BUILD_TYPE=Release",
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"-DCMAKE_INSTALL_PREFIX=#{libexec}/llvm",
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"-DLLVM_TARGETS_TO_BUILD='X86;JSBackend'",
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"-DLLVM_INCLUDE_EXAMPLES=OFF",
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"-DLLVM_INCLUDE_TESTS=OFF",
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"-DCLANG_INCLUDE_TESTS=OFF",
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"-DOCAMLFIND=/usr/bin/false",
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"-DGO_EXECUTABLE=/usr/bin/false",
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]
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mkdir "fastcomp/build" do
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system "cmake", "..", *cmake_args
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system "make"
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system "make", "install"
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end
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%w[em++ em-config emar emcc emcmake emconfigure emlink.py emmake
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emranlib emrun emscons].each do |emscript|
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bin.install_symlink libexec/emscript
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end
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end
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def caveats; <<~EOS
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Manually set LLVM_ROOT to
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#{opt_libexec}/llvm/bin
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and comment out BINARYEN_ROOT
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in ~/.emscripten after running `emcc` for the first time.
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EOS
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end
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test do
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system bin/"emcc"
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assert_predicate testpath/".emscripten", :exist?, "Failed to create sample config"
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end
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end
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