64 lines
2 KiB
Ruby
64 lines
2 KiB
Ruby
class Dlib < Formula
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desc "C++ library for machine learning"
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homepage "http://dlib.net/"
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url "http://dlib.net/files/dlib-19.15.tar.bz2"
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sha256 "5340eeaaea7dd6d93d55e7a7d2fdb1f854a77b75f66049354db53671a202c11d"
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head "https://github.com/davisking/dlib.git"
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bottle do
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cellar :any_skip_relocation
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sha256 "b46587048748fd3612b11ad947af43da6fa5a56b3b7b49795eba6473d52093a2" => :high_sierra
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sha256 "f41623ee7575269bb09123a23b46795979a5b2b1e74cdca37c24341dd5858a3a" => :sierra
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sha256 "828d6e762e3c39c4efff6d7b5f32da406bac2d8bc710ebef791b728e3d27f06f" => :el_capitan
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end
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depends_on :macos => :el_capitan # needs thread-local storage
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depends_on "cmake" => :build
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depends_on "jpeg"
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depends_on "libpng"
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depends_on "openblas" => :optional
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depends_on :x11 => :optional
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needs :cxx11
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def install
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ENV.cxx11
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args = std_cmake_args + %w[-DDLIB_USE_BLAS=ON -DDLIB_USE_LAPACK=ON]
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args << "-DDLIB_NO_GUI_SUPPORT=ON" if build.without? "x11"
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args << "-DUSE_SSE2_INSTRUCTIONS=ON" # SSE2 is present on all modern macOS hardware
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unless build.bottle?
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args << "-DUSE_AVX_INSTRUCTIONS=ON" if Hardware::CPU.avx?
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args << "-DUSE_SSE4_INSTRUCTIONS=ON" if Hardware::CPU.sse4?
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end
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if build.with? "openblas"
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args << "-Dcblas_lib=#{Formula["openblas"].opt_lib}/libopenblas.dylib"
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args << "-Dlapack_lib=#{Formula["openblas"].opt_lib}/libopenblas.dylib"
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else
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args << "-Dcblas_lib=/usr/lib/libcblas.dylib"
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args << "-Dlapack_lib=/usr/lib/liblapack.dylib"
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end
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mkdir "dlib/build" do
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system "cmake", "..", *args
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system "make", "install"
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end
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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 <dlib/logger.h>
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dlib::logger dlog("example");
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int main() {
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dlog.set_level(dlib::LALL);
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dlog << dlib::LINFO << "The answer is " << 42;
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}
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EOS
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system ENV.cxx, "-std=c++11", "test.cpp", "-o", "test", "-I#{include}",
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"-L#{lib}", "-ldlib"
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assert_match /INFO.*example: The answer is 42/, shell_output("./test")
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end
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end
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