asl.rb

class Asl < Formula
  desc "The AMPL modeling language solver library"
  homepage "http://www.ampl.com"
  url "https://github.com/ampl/mp/archive/2.0.3.tar.gz"
  sha256 "4ae38da883cfdf077d57c488b03756d9068b1d5b8552db983f6690246edc71a8"

  bottle do
    sha256 "a62f6f85ed76a2150d887b99c4090b748919becfa4f8a1fbf5f74a20baaba6ae" => :yosemite
    sha256 "7d54631c85cb0b5e649b7eb49b8f93042e53eb9aad252e0e3a5cda3de7a7a1ed" => :mavericks
    sha256 "63fc816165d937850a57ffcb0ec75638bdba78350819426842f317c399389348" => :mountain_lion
  end

  option "with-matlab", "Build MEX files for use with Matlab"
  option "with-mex-path=", "Path to MEX executable, e.g., /path/to/MATLAB.app/bin/mex (default: mex)"

  depends_on "cmake" => :build
  depends_on "doxygen" => :optional

  # https://github.com/ampl/mp/pull/60
  patch :p1 do
    url "https://gist.githubusercontent.com/dpo/dde4bf8030209fcf0569/raw/ed93e2653b51b5da754aabc89e08704421860009/a.diff"
    sha256 "7a6eb262d48e9c9e869ae72e8dbc64adf2ed819f5b3f6e298cd5fae3784d0e8d"
  end

  resource "miniampl" do
    url "https://github.com/dpo/miniampl/archive/v1.0.tar.gz"
    sha256 "b836dbf1208426f4bd93d6d79d632c6f5619054279ac33453825e036a915c675"
  end

  def install
    cmake_args = ["-DCMAKE_INSTALL_PREFIX=#{libexec}", "-DCMAKE_BUILD_TYPE=None",
                  "-DCMAKE_FIND_FRAMEWORK=LAST", "-DCMAKE_VERBOSE_MAKEFILE=ON", "-Wno-dev",
                  "-DBUILD_SHARED_LIBS=True"]
    cmake_args << ("-DMATLAB_MEX=" + (ARGV.value("with-mex-path") || "mex")) if build.with? "matlab"

    system "cmake", ".", *cmake_args
    system "make", "all"
    system "make", "test"
    system "make", "install"

    lib.mkdir
    ln_sf Dir["#{libexec}/lib/*.a"], lib
    ln_sf Dir["#{libexec}/lib/*.dylib"], lib

    include.mkdir
    ln_sf Dir["#{libexec}/include/*"], include

    if build.with? "matlab"
      mkdir_p (pkgshare/"matlab")
      ln_sf Dir["#{libexec}/bin/*.mexmaci64"], (pkgshare/"matlab")
    end

    resource("miniampl").stage do
      system "make", "SHELL=/bin/bash", "CXX=#{ENV["CC"]} -std=c99", "LIBAMPL_DIR=#{prefix}", "LIBS=-L$(LIBAMPL_DIR)/lib -lasl -lm -ldl"
      bin.install "bin/miniampl"
      (pkgshare/"example").install "Makefile", "README.rst", "src", "examples"
    end
  end

  def caveats
    s = ""
    if build.with? "matlab"
      s += <<-EOS.undent
        Matlab interfaces have been installed to

          #{opt_pkgshare}/matlab
      EOS
    end
    s
  end

  test do
    cp Dir["#{opt_pkgshare}/example/examples/*"], testpath
    cd testpath do
      system "#{opt_bin}/miniampl", "wb", "showname=1", "showgrad=1"
    end
  end
end