homebrew-core/Formula/emscripten.rb
2015-10-25 01:32:46 +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/1.35.2.tar.gz"
sha256 "56feaa3037ec72e2d5299b0a92d7e3b9e1da164db32338c1fe02fe3ca68d8adb"
resource "fastcomp" do
url "https://github.com/kripken/emscripten-fastcomp/archive/1.35.2.tar.gz"
sha256 "3bbc7990138381b0cbdac39f83afee76fa143efe81dba4939c1f514dccc307a3"
end
resource "fastcomp-clang" do
url "https://github.com/kripken/emscripten-fastcomp-clang/archive/1.35.2.tar.gz"
sha256 "5f7090fe66b9462e172cb7a889d9044aa301ffc946072293dd2b269973f358ce"
end
end
bottle do
sha256 "198eb3d39472c8807b9a86e5e7c433262562f2315c212181a54f6b6e8ca7aaf0" => :el_capitan
sha256 "01b436990a411cff5c3b874eaa48bbd6aa078c6ed8b5db072650d0b2a0d4587e" => :yosemite
sha256 "53c3c5f2965e1e6e48b64e2c54fbb745f5abd08116991556f02a776449a9fbb8" => :mavericks
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",
]
mkdir "fastcomp/build" 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