homebrew-core/Formula/emscripten.rb
2019-09-08 09:08:48 +02:00

91 lines
2.8 KiB
Ruby

class Emscripten < Formula
desc "LLVM bytecode to JavaScript compiler"
homepage "https://kripken.github.io/emscripten-site/"
stable do
url "https://github.com/emscripten-core/emscripten/archive/1.38.43.tar.gz"
sha256 "9f558fde1e8b06b36b562280d20ae135659493e54bc4f63ee75db0be6b715c43"
resource "fastcomp" do
url "https://github.com/emscripten-core/emscripten-fastcomp/archive/1.38.43.tar.gz"
sha256 "f304e6fbfad23c8970a57472e552da11cac9f6aa3814606588640ae739eb8293"
end
resource "fastcomp-clang" do
url "https://github.com/emscripten-core/emscripten-fastcomp-clang/archive/1.38.43.tar.gz"
sha256 "d6551aefe7f62e89a5efbc6fae64cddd811ab02e5332ce7ebe2734de188c4586"
end
end
bottle do
cellar :any
sha256 "5e505328f809b05324f19aaf431e2d4dcc7ba5e0117e533ec541824433e75c18" => :mojave
sha256 "a0ace11df2d442d629cc9f06d9f97dc93b7f20e444351b632075acfdfab52e79" => :high_sierra
sha256 "03dda9034b5a51462e3b46833666f2fc82e9811055fa4fde8f690134312aa508" => :sierra
end
head do
url "https://github.com/emscripten-core/emscripten.git", :branch => "incoming"
resource "fastcomp" do
url "https://github.com/emscripten-core/emscripten-fastcomp.git", :branch => "incoming"
end
resource "fastcomp-clang" do
url "https://github.com/emscripten-core/emscripten-fastcomp-clang.git", :branch => "incoming"
end
end
depends_on "cmake" => :build
depends_on "node"
depends_on "python"
depends_on "yuicompressor"
def install
ENV.cxx11
# All files from the repository are required as emscripten is a collection
# of scripts which need to be installed in the same layout as in the Git
# repository.
libexec.install Dir["*"]
(buildpath/"fastcomp").install resource("fastcomp")
(buildpath/"fastcomp/tools/clang").install resource("fastcomp-clang")
cmake_args = std_cmake_args.reject { |s| s["CMAKE_INSTALL_PREFIX"] }
cmake_args = [
"-DCMAKE_BUILD_TYPE=Release",
"-DCMAKE_INSTALL_PREFIX=#{libexec}/llvm",
"-DLLVM_TARGETS_TO_BUILD='X86;JSBackend'",
"-DLLVM_INCLUDE_EXAMPLES=OFF",
"-DLLVM_INCLUDE_TESTS=OFF",
"-DCLANG_INCLUDE_TESTS=OFF",
"-DOCAMLFIND=/usr/bin/false",
"-DGO_EXECUTABLE=/usr/bin/false",
]
mkdir "fastcomp/build" do
system "cmake", "..", *cmake_args
system "make"
system "make", "install"
end
%w[em++ em-config emar emcc emcmake emconfigure emlink.py emmake
emranlib emrun emscons].each do |emscript|
bin.install_symlink libexec/emscript
end
end
def caveats; <<~EOS
Manually set LLVM_ROOT to
#{opt_libexec}/llvm/bin
and comment out BINARYEN_ROOT
in ~/.emscripten after running `emcc` for the first time.
EOS
end
test do
system bin/"emcc"
assert_predicate testpath/".emscripten", :exist?, "Failed to create sample config"
end
end