abinit.rb

class Abinit < Formula
  desc "Atomic-scale first-principles simulation software"
  homepage "http://www.abinit.org"
  url "http://ftp.abinit.org/abinit-8.0.8b.tar.gz"
  sha256 "37ad5f0f215d2a36e596383cb6e54de3313842a0390ce8d6b48a423d3ee25af2"
  revision 1
  # tag "chemistry"
  # doi "10.1016/j.cpc.2009.07.007"

  bottle do
    cellar :any
    sha256 "9c99ddd1f1ec9bd49990a49902f245b6203e1f46a292352544c917978a7ce7e2" => :sierra
    sha256 "5d202860620d02d4002dbc8d43ad2cae55118752077129a2abc8f6af31d074cf" => :el_capitan
    sha256 "643e9c0f20abe93f18a7d89968a37a6b4209b4d7c0c1ba6164a114047bb6d42a" => :yosemite
  end

  option "with-openmp", "Enable OpenMP multithreading"
  option "without-test", "Skip build-time tests (not recommended)"
  option "with-testsuite", "Run full test suite (time consuming)"

  deprecated_option "without-check" => "without-test"

  depends_on :mpi => [:cc, :cxx, :f77, :f90]
  depends_on :fortran
  depends_on "veclibfort"
  depends_on "scalapack" => :recommended
  depends_on "fftw" => ["with-mpi", "with-fortran", :recommended]
  depends_on "netcdf" => ["with-fortran", :recommended]
  depends_on "etsf_io" => :recommended
  depends_on "gsl" => :recommended

  needs :openmp if build.with? "openmp"

  def install
    # Environment variables CC, CXX, etc. will be ignored.
    ENV.delete "CC"
    ENV.delete "CXX"
    ENV.delete "F77"
    ENV.delete "FC"
    args = %W[
      CC=#{ENV["MPICC"]}
      CXX=#{ENV["MPICXX"]}
      F77=#{ENV["MPIF77"]}
      FC=#{ENV["MPIFC"]}
      --prefix=#{prefix}
      --enable-mpi=yes
      --with-mpi-prefix=#{HOMEBREW_PREFIX}
      --enable-optim=safe
      --enable-gw-dpc
      --with-dft-flavor=none
    ]
    args << ("--enable-openmp=" + (build.with?("openmp") ? "yes" : "no"))

    trio_flavor = "none"

    if build.with? "scalapack"
      args << "--with-linalg-flavor=custom+scalapack"
      args << "--with-linalg-libs=-L#{Formula["veclibfort"].opt_lib} -lvecLibFort -L#{Formula["scalapack"].opt_lib} -lscalapack"
    else
      args << "--with-linalg-flavor=custom"
      args << "--with-linalg-libs=-L#{Formula["veclibfort"].opt_lib} -lvecLibFort"
    end

    if build.with? "etsf_io"
      raise "Building with etsf_io support requires netcdf" if build.without? "netcdf"
      trio_flavor = "netcdf+etsf_io"
      args << "--with-etsf-io-incs=-I#{Formula["etsf_io"].opt_include}"
      args << "--with-etsf-io-libs=-L#{Formula["etsf_io"].opt_lib} -letsf_io_low_level -letsf_io_utils -letsf_io"
      args << "--with-netcdf-incs=-I#{Formula["netcdf"].opt_include}"
      args << "--with-netcdf-libs=-L#{Formula["netcdf"].opt_lib} -lnetcdff -lnetcdf"
    elsif build.with? "netcdf"
      trio_flavor = "netcdf"
      args << "--with-netcdf-incs=-I#{Formula["netcdf"].opt_include}"
      args << "--with-netcdf-libs=-L#{Formula["netcdf"].opt_lib} -lnetcdff -lnetcdf"
    end

    if build.with? "gsl"
      args << "--with-math-flavor=gsl"
      args << "--with-math-incs=-I#{Formula["gsl"].opt_include}"
      args << "--with-math-libs=-L#{Formula["gsl"].opt_lib} -lgsl"
    end

    # need to link against single precision as well, see https://trac.macports.org/ticket/45617 and http://forum.abinit.org/viewtopic.php?f=3&t=2631
    if build.with? "fftw"
      args << "--with-fft-flavor=fftw3"
      args << "--with-fft-incs=-I#{Formula["fftw"].opt_include}"
      args << "--with-fft-libs=-L#{Formula["fftw"].opt_lib} -lfftw3 -lfftw3f -lfftw3_mpi -lfftw3f_mpi"
    end

    args << "--with-trio-flavor=#{trio_flavor}"

    system "./configure", *args
    system "make"

    if build.with? "test"
      cd "tests"
      if build.with? "testsuite"
        system "./runtests.py 2>&1 | tee make-check.log"
      else
        system "./runtests.py built-in fast 2>&1 | tee make-check.log"
      end
      ohai `grep ", succeeded:" "make-check.log"`.chomp
      prefix.install "make-check.log"
      cd ".."
    end

    system "make", "install"
  end

  test do
    system "#{bin}/abinit", "-b"
  end
end