76 lines
2.9 KiB
Ruby
76 lines
2.9 KiB
Ruby
class Libomp < Formula
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desc "LLVM's OpenMP runtime library"
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homepage "https://openmp.llvm.org/"
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url "https://github.com/llvm/llvm-project/releases/download/llvmorg-15.0.2/openmp-15.0.2.src.tar.xz"
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sha256 "2567c5ed2b2d3343a0f3b2d5a4dd116a37776d60c880aa2b0c3313a7f68ba4d8"
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license "MIT"
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livecheck do
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url :stable
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regex(/^llvmorg[._-]v?(\d+(?:\.\d+)+)$/i)
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end
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bottle do
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sha256 cellar: :any, arm64_monterey: "aa7bf1af9c803b3333a7dcca19f405a368dd131d0bc018c8ae28120dd8bd9b08"
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sha256 cellar: :any, arm64_big_sur: "3dd1e9029a3bc6f296a37efd52f6b1d098e401b3a9b3226c6ad9911e6cbaac52"
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sha256 cellar: :any, monterey: "187332d52fa370c84117a2733b51c57171fa572818d62a56d7e816e933e812f6"
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sha256 cellar: :any, big_sur: "a4e0796616d09221e2a486c95f9aa7c12d3c617e594b1d463a8f479bd4fa45c2"
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sha256 cellar: :any, catalina: "ea656ee0de7551163c419921fc736f21252b38e8e91676b8314dfe427d45831a"
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sha256 cellar: :any_skip_relocation, x86_64_linux: "97da096230c807be7ca8a5647b7bb29b60b768d2e10e9c307f216659d07b0b09"
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end
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# Ref: https://github.com/Homebrew/homebrew-core/issues/112107
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keg_only "it can override GCC headers and result in broken builds"
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depends_on "cmake" => :build
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depends_on "lit" => :build
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uses_from_macos "llvm" => :build
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resource "cmake" do
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url "https://github.com/llvm/llvm-project/releases/download/llvmorg-15.0.2/cmake-15.0.2.src.tar.xz"
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sha256 "c47c4d54bb311298abe97e7d8e8185eaa8d71feb6d85e5e38356a70679e5c61e"
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end
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def install
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(buildpath/"src").install buildpath.children
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(buildpath/"cmake").install resource("cmake")
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# Disable LIBOMP_INSTALL_ALIASES, otherwise the library is installed as
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# libgomp alias which can conflict with GCC's libgomp.
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args = ["-DLIBOMP_INSTALL_ALIASES=OFF"]
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args << "-DOPENMP_ENABLE_LIBOMPTARGET=OFF" if OS.linux?
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system "cmake", "-S", "src", "-B", "build/shared", *std_cmake_args, *args
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system "cmake", "--build", "build/shared"
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system "cmake", "--install", "build/shared"
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system "cmake", "-S", "src", "-B", "build/static",
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"-DLIBOMP_ENABLE_SHARED=OFF",
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*std_cmake_args, *args
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system "cmake", "--build", "build/static"
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system "cmake", "--install", "build/static"
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end
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test do
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(testpath/"test.cpp").write <<~EOS
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#include <omp.h>
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#include <array>
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int main (int argc, char** argv) {
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std::array<size_t,2> arr = {0,0};
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#pragma omp parallel num_threads(2)
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{
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size_t tid = omp_get_thread_num();
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arr.at(tid) = tid + 1;
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}
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if(arr.at(0) == 1 && arr.at(1) == 2)
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return 0;
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else
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return 1;
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}
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EOS
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system ENV.cxx, "-Werror", "-Xpreprocessor", "-fopenmp", "test.cpp", "-std=c++11",
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"-I#{include}", "-L#{lib}", "-lomp", "-o", "test"
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system "./test"
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end
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end
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