458 lines
16 KiB
Ruby
458 lines
16 KiB
Ruby
class CodesignRequirement < Requirement
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fatal true
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satisfy(:build_env => false) do
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mktemp do
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FileUtils.cp "/usr/bin/false", "llvm_check"
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quiet_system "/usr/bin/codesign", "-f", "-s", "lldb_codesign", "--dryrun", "llvm_check"
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end
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end
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def message
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<<~EOS
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lldb_codesign identity must be available to build with LLDB.
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See: https://llvm.org/svn/llvm-project/lldb/trunk/docs/code-signing.txt
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EOS
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end
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end
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class Llvm < Formula
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desc "Next-gen compiler infrastructure"
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homepage "https://llvm.org/"
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stable do
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url "https://releases.llvm.org/6.0.1/llvm-6.0.1.src.tar.xz"
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sha256 "b6d6c324f9c71494c0ccaf3dac1f16236d970002b42bb24a6c9e1634f7d0f4e2"
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resource "clang" do
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url "https://releases.llvm.org/6.0.1/cfe-6.0.1.src.tar.xz"
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sha256 "7c243f1485bddfdfedada3cd402ff4792ea82362ff91fbdac2dae67c6026b667"
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end
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resource "clang-extra-tools" do
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url "https://releases.llvm.org/6.0.1/clang-tools-extra-6.0.1.src.tar.xz"
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sha256 "0d2e3727786437574835b75135f9e36f861932a958d8547ced7e13ebdda115f1"
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end
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resource "compiler-rt" do
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url "https://releases.llvm.org/6.0.1/compiler-rt-6.0.1.src.tar.xz"
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sha256 "f4cd1e15e7d5cb708f9931d4844524e4904867240c306b06a4287b22ac1c99b9"
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end
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# Only required to build & run Compiler-RT tests on macOS, optional otherwise.
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# https://clang.llvm.org/get_started.html
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resource "libcxx" do
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url "https://releases.llvm.org/6.0.1/libcxx-6.0.1.src.tar.xz"
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sha256 "7654fbc810a03860e6f01a54c2297a0b9efb04c0b9aa0409251d9bdb3726fc67"
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end
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resource "libunwind" do
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url "https://releases.llvm.org/6.0.1/libunwind-6.0.1.src.tar.xz"
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sha256 "a8186c76a16298a0b7b051004d0162032b9b111b857fbd939d71b0930fd91b96"
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end
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resource "lld" do
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url "https://releases.llvm.org/6.0.1/lld-6.0.1.src.tar.xz"
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sha256 "e706745806921cea5c45700e13ebe16d834b5e3c0b7ad83bf6da1f28b0634e11"
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end
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resource "lldb" do
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url "https://releases.llvm.org/6.0.1/lldb-6.0.1.src.tar.xz"
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sha256 "6b8573841f2f7b60ffab9715c55dceff4f2a44e5a6d590ac189d20e8e7472714"
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end
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resource "openmp" do
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url "https://releases.llvm.org/6.0.1/openmp-6.0.1.src.tar.xz"
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sha256 "66afca2b308351b180136cf899a3b22865af1a775efaf74dc8a10c96d4721c5a"
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end
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resource "polly" do
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url "https://releases.llvm.org/6.0.1/polly-6.0.1.src.tar.xz"
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sha256 "e7765fdf6c8c102b9996dbb46e8b3abc41396032ae2315550610cf5a1ecf4ecc"
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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 "0e4e8c41e45e2dd0811c5b4c24e61ffa6ffe53294932bf6fa1284bfddcbc916a" => :mojave
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sha256 "7faa7e25bd2e1b9391689e4261f4649738369a7dbbb01199390542ed4e2fdff2" => :high_sierra
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sha256 "d4b1c4fff2714eb55e8b9bee5a9df356ec12f8ca58eea7bc7d0cff005add966d" => :sierra
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sha256 "cdfb1c08bf5a0862c51edf302b6edba29eff09414bb8ac35093b7d74863a7cfb" => :el_capitan
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end
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devel do
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url "http://prereleases.llvm.org/7.0.0/rc1/llvm-7.0.0rc1.src.tar.xz"
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sha256 "5c5179b225ba76b475407570bd000e4dfa2d4b4508ec465b19cc4d0fa289eb1c"
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resource "clang" do
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url "http://prereleases.llvm.org/7.0.0/rc1/cfe-7.0.0rc1.src.tar.xz"
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sha256 "f9fc73a797af82ba2815a785188f07ae81322caafeebc4da01cc8a298d4a41f2"
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end
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resource "clang-extra-tools" do
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url "http://prereleases.llvm.org/7.0.0/rc1/clang-tools-extra-7.0.0rc1.src.tar.xz"
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sha256 "e04f3ac9e9ce1299de8c2e0da842b2a66ac76bf2a11944274ef5302dffcd259f"
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end
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resource "compiler-rt" do
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url "http://prereleases.llvm.org/7.0.0/rc1/compiler-rt-7.0.0rc1.src.tar.xz"
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sha256 "40974415a26249411c8846c3b4c9debe8ab3b280160b06aa9e7a066852515c69"
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end
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# Only required to build & run Compiler-RT tests on macOS, optional otherwise.
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# https://clang.llvm.org/get_started.html
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resource "libcxx" do
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url "http://prereleases.llvm.org/7.0.0/rc1/libcxx-7.0.0rc1.src.tar.xz"
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sha256 "2ce8fb8d86456bdcd61d83611eaaf99c47ce2ec9d2122740714a7d17b6cfbd1e"
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end
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resource "libunwind" do
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url "http://prereleases.llvm.org/7.0.0/rc1/libunwind-7.0.0rc1.src.tar.xz"
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sha256 "537743afa95bbf2b6d2258a5218056c2f7f8f1cea663cede7670af5697b78772"
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end
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resource "lld" do
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url "http://prereleases.llvm.org/7.0.0/rc1/lld-7.0.0rc1.src.tar.xz"
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sha256 "a9472ae984cbbb7624eed396f07c705334a92597fbe74745e2cf0a0594376aa2"
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end
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resource "lldb" do
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url "http://prereleases.llvm.org/7.0.0/rc1/lldb-7.0.0rc1.src.tar.xz"
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sha256 "d92a8aa6cc56ac6379eca29de9fc55339b7ccbc1de0ced73ffcfcebbb101475d"
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end
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resource "openmp" do
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url "http://prereleases.llvm.org/7.0.0/rc1/openmp-7.0.0rc1.src.tar.xz"
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sha256 "bf79df103390010a050f7d3cfb95024afd0abf569305cea12933f9476745f997"
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end
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resource "polly" do
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url "http://prereleases.llvm.org/7.0.0/rc1/polly-7.0.0rc1.src.tar.xz"
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sha256 "32c9ed6543e50d87dc1968b711e5088acec208e6181163b7ef32f1c0d64a1f46"
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end
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end
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head do
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url "https://llvm.org/git/llvm.git"
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resource "clang" do
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url "https://llvm.org/git/clang.git"
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end
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resource "clang-extra-tools" do
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url "https://llvm.org/git/clang-tools-extra.git"
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end
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resource "compiler-rt" do
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url "https://llvm.org/git/compiler-rt.git"
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end
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resource "libcxx" do
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url "https://llvm.org/git/libcxx.git"
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end
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resource "libunwind" do
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url "https://llvm.org/git/libunwind.git"
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end
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resource "lld" do
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url "https://llvm.org/git/lld.git"
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end
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resource "lldb" do
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url "https://llvm.org/git/lldb.git"
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end
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resource "openmp" do
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url "https://llvm.org/git/openmp.git"
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end
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resource "polly" do
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url "https://llvm.org/git/polly.git"
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end
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end
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keg_only :provided_by_macos
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option "without-compiler-rt", "Do not build Clang runtime support libraries for code sanitizers, builtins, and profiling"
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option "without-libcxx", "Do not build libc++ standard library"
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option "with-toolchain", "Build with Toolchain to facilitate overriding system compiler"
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option "with-lldb", "Build LLDB debugger"
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option "with-python@2", "Build bindings against Homebrew's Python 2"
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option "with-shared-libs", "Build shared instead of static libraries"
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option "without-libffi", "Do not use libffi to call external functions"
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option "with-polly-gpgpu", "Enable Polly GPGPU"
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option "without-rtti", "Disable RTTI (and exception handling)"
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deprecated_option "with-python" => "with-python@2"
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# https://llvm.org/docs/GettingStarted.html#requirement
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depends_on "libffi" => :recommended
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# for the 'dot' tool (lldb)
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depends_on "graphviz" => :optional
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depends_on "ocaml" => :optional
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if build.with? "ocaml"
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depends_on "opam" => :build
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depends_on "pkg-config" => :build
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end
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if MacOS.version <= :snow_leopard
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depends_on "python@2"
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else
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depends_on "python@2" => :optional
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end
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depends_on "cmake" => :build
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if build.with? "lldb"
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depends_on "swig" if MacOS.version >= :lion
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depends_on CodesignRequirement
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end
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# According to the official llvm readme, GCC 4.7+ is required
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fails_with :gcc_4_0
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fails_with :gcc
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("4.3".."4.6").each do |n|
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fails_with :gcc => n
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end
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def build_libcxx?
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build.with?("libcxx") || !MacOS::CLT.installed?
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end
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# Clang cannot find system headers if Xcode CLT is not installed
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pour_bottle? do
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reason "The bottle needs the Xcode CLT to be installed."
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satisfy { MacOS::CLT.installed? }
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end
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def install
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# Apple's libstdc++ is too old to build LLVM
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ENV.libcxx if ENV.compiler == :clang
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if build.with? "python@2"
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ENV.prepend_path "PATH", Formula["python@2"].opt_libexec/"bin"
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end
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(buildpath/"tools/clang").install resource("clang")
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(buildpath/"tools/clang/tools/extra").install resource("clang-extra-tools")
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(buildpath/"projects/openmp").install resource("openmp")
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(buildpath/"projects/libcxx").install resource("libcxx") if build_libcxx?
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(buildpath/"projects/libunwind").install resource("libunwind")
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(buildpath/"tools/lld").install resource("lld")
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(buildpath/"tools/polly").install resource("polly")
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if build.with? "lldb"
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if build.with? "python@2"
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pyhome = `python-config --prefix`.chomp
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ENV["PYTHONHOME"] = pyhome
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pylib = "#{pyhome}/lib/libpython2.7.dylib"
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pyinclude = "#{pyhome}/include/python2.7"
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end
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(buildpath/"tools/lldb").install resource("lldb")
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# Building lldb requires a code signing certificate.
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# The instructions provided by llvm creates this certificate in the
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# user's login keychain. Unfortunately, the login keychain is not in
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# the search path in a superenv build. The following three lines add
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# the login keychain to ~/Library/Preferences/com.apple.security.plist,
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# which adds it to the superenv keychain search path.
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mkdir_p "#{ENV["HOME"]}/Library/Preferences"
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username = ENV["USER"]
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system "security", "list-keychains", "-d", "user", "-s", "/Users/#{username}/Library/Keychains/login.keychain"
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end
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if build.with? "compiler-rt"
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(buildpath/"projects/compiler-rt").install resource("compiler-rt")
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# compiler-rt has some iOS simulator features that require i386 symbols
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# I'm assuming the rest of clang needs support too for 32-bit compilation
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# to work correctly, but if not, perhaps universal binaries could be
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# limited to compiler-rt. llvm makes this somewhat easier because compiler-rt
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# can almost be treated as an entirely different build from llvm.
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ENV.permit_arch_flags
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end
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args = %w[
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-DLLVM_OPTIMIZED_TABLEGEN=ON
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-DLLVM_INCLUDE_DOCS=OFF
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-DLLVM_INSTALL_UTILS=ON
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-DWITH_POLLY=ON
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-DLINK_POLLY_INTO_TOOLS=ON
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-DLLVM_TARGETS_TO_BUILD=all
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]
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args << "-DLIBOMP_ARCH=x86_64"
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args << "-DLLVM_BUILD_EXTERNAL_COMPILER_RT=ON" if build.with? "compiler-rt"
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args << "-DLLVM_CREATE_XCODE_TOOLCHAIN=ON" if build.with? "toolchain"
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args << "-DPOLLY_ENABLE_GPGPU_CODEGEN=ON" if build.with? "polly-gpgpu"
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if build.with? "rtti"
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args << "-DLLVM_ENABLE_RTTI=ON"
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args << "-DLLVM_ENABLE_EH=ON"
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end
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if build.with? "shared-libs"
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args << "-DBUILD_SHARED_LIBS=ON"
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args << "-DLIBOMP_ENABLE_SHARED=ON"
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else
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args << "-DLLVM_BUILD_LLVM_DYLIB=ON"
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end
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args << "-DLLVM_ENABLE_LIBCXX=ON" if build_libcxx?
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if build.with?("lldb") && build.with?("python@2")
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args << "-DLLDB_RELOCATABLE_PYTHON=ON"
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args << "-DPYTHON_LIBRARY=#{pylib}"
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args << "-DPYTHON_INCLUDE_DIR=#{pyinclude}"
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end
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if build.with? "libffi"
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args << "-DLLVM_ENABLE_FFI=ON"
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args << "-DFFI_INCLUDE_DIR=#{Formula["libffi"].opt_lib}/libffi-#{Formula["libffi"].version}/include"
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args << "-DFFI_LIBRARY_DIR=#{Formula["libffi"].opt_lib}"
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end
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mktemp do
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if build.with? "ocaml"
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args << "-DLLVM_OCAML_INSTALL_PATH=#{lib}/ocaml"
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ENV["OPAMYES"] = "1"
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ENV["OPAMROOT"] = Pathname.pwd/"opamroot"
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(Pathname.pwd/"opamroot").mkpath
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system "opam", "init", "--no-setup"
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system "opam", "config", "exec", "--",
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"opam", "install", "ocamlfind", "ctypes"
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system "opam", "config", "exec", "--",
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"cmake", "-G", "Unix Makefiles", buildpath, *(std_cmake_args + args)
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else
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system "cmake", "-G", "Unix Makefiles", buildpath, *(std_cmake_args + args)
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end
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system "make"
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system "make", "install"
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system "make", "install-xcode-toolchain" if build.with? "toolchain"
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end
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(share/"clang/tools").install Dir["tools/clang/tools/scan-{build,view}"]
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(share/"cmake").install "cmake/modules"
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inreplace "#{share}/clang/tools/scan-build/bin/scan-build", "$RealBin/bin/clang", "#{bin}/clang"
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bin.install_symlink share/"clang/tools/scan-build/bin/scan-build", share/"clang/tools/scan-view/bin/scan-view"
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man1.install_symlink share/"clang/tools/scan-build/man/scan-build.1"
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# install llvm python bindings
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(lib/"python2.7/site-packages").install buildpath/"bindings/python/llvm"
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(lib/"python2.7/site-packages").install buildpath/"tools/clang/bindings/python/clang"
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end
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def caveats
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if build_libcxx?
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<<~EOS
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To use the bundled libc++ please add the following LDFLAGS:
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LDFLAGS="-L#{opt_lib} -Wl,-rpath,#{opt_lib}"
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EOS
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end
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end
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test do
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assert_equal prefix.to_s, shell_output("#{bin}/llvm-config --prefix").chomp
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(testpath/"omptest.c").write <<~EOS
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#include <stdlib.h>
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#include <stdio.h>
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#include <omp.h>
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int main() {
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#pragma omp parallel num_threads(4)
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{
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printf("Hello from thread %d, nthreads %d\\n", omp_get_thread_num(), omp_get_num_threads());
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}
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return EXIT_SUCCESS;
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}
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EOS
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clean_version = version.to_s[/(\d+\.?)+/]
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system "#{bin}/clang", "-L#{lib}", "-fopenmp", "-nobuiltininc",
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"-I#{lib}/clang/#{clean_version}/include",
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"omptest.c", "-o", "omptest"
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testresult = shell_output("./omptest")
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sorted_testresult = testresult.split("\n").sort.join("\n")
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expected_result = <<~EOS
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Hello from thread 0, nthreads 4
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Hello from thread 1, nthreads 4
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Hello from thread 2, nthreads 4
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Hello from thread 3, nthreads 4
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EOS
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assert_equal expected_result.strip, sorted_testresult.strip
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(testpath/"test.c").write <<~EOS
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#include <stdio.h>
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int main()
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{
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printf("Hello World!\\n");
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return 0;
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}
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EOS
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(testpath/"test.cpp").write <<~EOS
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#include <iostream>
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int main()
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{
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std::cout << "Hello World!" << std::endl;
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return 0;
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}
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EOS
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# Testing Command Line Tools
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if MacOS::CLT.installed?
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libclangclt = Dir["/Library/Developer/CommandLineTools/usr/lib/clang/#{MacOS::CLT.version.to_i}*"].last { |f| File.directory? f }
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system "#{bin}/clang++", "-v", "-nostdinc",
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"-I/Library/Developer/CommandLineTools/usr/include/c++/v1",
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"-I#{libclangclt}/include",
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"-I/usr/include", # need it because /Library/.../usr/include/c++/v1/iosfwd refers to <wchar.h>, which CLT installs to /usr/include
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"test.cpp", "-o", "testCLT++"
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assert_includes MachO::Tools.dylibs("testCLT++"), "/usr/lib/libc++.1.dylib"
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assert_equal "Hello World!", shell_output("./testCLT++").chomp
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system "#{bin}/clang", "-v", "-nostdinc",
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"-I/usr/include", # this is where CLT installs stdio.h
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"test.c", "-o", "testCLT"
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|
assert_equal "Hello World!", shell_output("./testCLT").chomp
|
|
end
|
|
|
|
# Testing Xcode
|
|
if MacOS::Xcode.installed?
|
|
libclangxc = Dir["#{MacOS::Xcode.toolchain_path}/usr/lib/clang/#{DevelopmentTools.clang_version}*"].last { |f| File.directory? f }
|
|
|
|
system "#{bin}/clang++", "-v", "-nostdinc",
|
|
"-I#{MacOS::Xcode.toolchain_path}/usr/include/c++/v1",
|
|
"-I#{libclangxc}/include",
|
|
"-I#{MacOS.sdk_path}/usr/include",
|
|
"test.cpp", "-o", "testXC++"
|
|
assert_includes MachO::Tools.dylibs("testXC++"), "/usr/lib/libc++.1.dylib"
|
|
assert_equal "Hello World!", shell_output("./testXC++").chomp
|
|
|
|
system "#{bin}/clang", "-v", "-nostdinc",
|
|
"-I#{MacOS.sdk_path}/usr/include",
|
|
"test.c", "-o", "testXC"
|
|
assert_equal "Hello World!", shell_output("./testXC").chomp
|
|
end
|
|
|
|
# link against installed libc++
|
|
# related to https://github.com/Homebrew/legacy-homebrew/issues/47149
|
|
if build_libcxx?
|
|
system "#{bin}/clang++", "-v", "-nostdinc",
|
|
"-std=c++11", "-stdlib=libc++",
|
|
"-I#{MacOS::Xcode.toolchain_path}/usr/include/c++/v1",
|
|
"-I#{libclangxc}/include",
|
|
"-I#{MacOS.sdk_path}/usr/include",
|
|
"-L#{lib}",
|
|
"-Wl,-rpath,#{lib}", "test.cpp", "-o", "test"
|
|
assert_includes MachO::Tools.dylibs("test"), "#{opt_lib}/libc++.1.dylib"
|
|
assert_equal "Hello World!", shell_output("./test").chomp
|
|
end
|
|
end
|
|
end
|