homebrew-core/Formula/emscripten.rb
2015-08-25 22:10:35 +01:00

92 lines
2.9 KiB
Ruby

class Emscripten < Formula
desc "LLVM bytecode to JavaScript compiler"
homepage "https://kripken.github.io/emscripten-site/"
stable do
url "https://github.com/kripken/emscripten/archive/1.34.6.tar.gz"
sha256 "630722efebbfd4840ece7dfb8c0bccd714ad9257eab9ac2777db372e4ecf4bb5"
resource "fastcomp" do
url "https://github.com/kripken/emscripten-fastcomp/archive/1.34.6.tar.gz"
sha256 "06a619890de5f40cb4e7ba078c5f053d0df4f58eed30d9afe14f782884088160"
end
resource "fastcomp-clang" do
url "https://github.com/kripken/emscripten-fastcomp-clang/archive/1.34.6.tar.gz"
sha256 "72eb853cb532daf339a81fbcb86874d3dc29e837acb2c5362044da2b74a4f6df"
end
end
bottle do
sha256 "99abf785baf4616d5c1a92ffc8540b07faa03a291e4213a960780b4829d4e118" => :yosemite
sha256 "46794913b20d07af986f34b27e435a26209b426094f5eb596e44052aeefee997" => :mavericks
sha256 "ff99dde33e1becbb604f6aa3b251b37c494c4da2fecb94916d25e50a6975f8d2" => :mountain_lion
end
head do
url "https://github.com/kripken/emscripten.git", :branch => "incoming"
resource "fastcomp" do
url "https://github.com/kripken/emscripten-fastcomp.git", :branch => "incoming"
end
resource "fastcomp-clang" do
url "https://github.com/kripken/emscripten-fastcomp-clang.git", :branch => "incoming"
end
end
needs :cxx11
depends_on :python if MacOS.version <= :snow_leopard
depends_on "node"
depends_on "closure-compiler" => :optional
depends_on "yuicompressor"
def install
ENV.cxx11
# OSX doesn't provide a "python2" binary so use "python" instead.
python2_shebangs = `grep --recursive --files-with-matches ^#!/usr/bin/.*python2$ #{buildpath}`
python2_shebang_files = python2_shebangs.lines.sort.uniq
python2_shebang_files.map! { |f| Pathname(f.chomp) }
python2_shebang_files.reject! &:symlink?
inreplace python2_shebang_files, %r{^(#!/usr/bin/.*python)2$}, "\\1"
# 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")
args = [
"--prefix=#{libexec}/llvm",
"--enable-optimized",
"--enable-targets=host,js",
"--disable-assertions",
"--disable-bindings"
]
cd "fastcomp" do
system "./configure", *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.undent
Manually set LLVM_ROOT to
#{opt_libexec}/llvm/bin
in ~/.emscripten after running `emcc` for the first time.
EOS
end
test do
system "#{libexec}/llvm/bin/llvm-config", "--version"
end
end