homebrew-core/Formula/dlib.rb
2017-12-19 23:59:01 -08:00

58 lines
1.8 KiB
Ruby

class Dlib < Formula
desc "C++ library for machine learning"
homepage "http://dlib.net/"
url "http://dlib.net/files/dlib-19.8.tar.bz2"
sha256 "dbd31f7b97166e58f366c83fa5127e9fa44c492921558b61ce63a7d775be696b"
head "https://github.com/davisking/dlib.git"
bottle do
cellar :any
sha256 "fa12dbe4241c8fbea94aaa3ae5698ad388910850cb175fe441f243a46c261d8f" => :high_sierra
sha256 "b3b089b2a7723f51b9d95535dc4eaac2eeba2ddebd42d58ff1e0df9caea269e1" => :sierra
sha256 "a750ad1c9f82d5b8e39e75e2e9d9360aefd6243d0d44961525edeedd58944a42" => :el_capitan
end
depends_on :macos => :el_capitan # needs thread-local storage
depends_on "cmake" => :build
depends_on "jpeg"
depends_on "libpng"
depends_on "openblas" => :optional
depends_on :x11 => :optional
needs :cxx11
def install
ENV.cxx11
args = std_cmake_args + %w[-DDLIB_USE_BLAS=ON -DDLIB_USE_LAPACK=ON]
args << "-DDLIB_NO_GUI_SUPPORT=ON" if build.without? "x11"
if build.with? "openblas"
args << "-Dcblas_lib=#{Formula["openblas"].opt_lib}/libopenblas.dylib"
args << "-Dlapack_lib=#{Formula["openblas"].opt_lib}/libopenblas.dylib"
else
args << "-Dcblas_lib=/usr/lib/libcblas.dylib"
args << "-Dlapack_lib=/usr/lib/liblapack.dylib"
end
mkdir "dlib/build" do
system "cmake", "..", *args
system "make", "install"
end
end
test do
(testpath/"test.cpp").write <<~EOS
#include <dlib/logger.h>
dlib::logger dlog("example");
int main() {
dlog.set_level(dlib::LALL);
dlog << dlib::LINFO << "The answer is " << 42;
}
EOS
system ENV.cxx, "-std=c++11", "test.cpp", "-o", "test", "-I#{include}",
"-L#{lib}", "-ldlib"
assert_match /INFO.*example: The answer is 42/, shell_output("./test")
end
end