# Maintainer: Evgeniy "arcanis" Alekseev <esalexeev@gmail.com>

pkgname=quantum-espresso-gpu-svn
pkgver=216
pkgrel=1
pkgdesc="Quantum ESPRESSO is an integrated suite of computer codes for electronic-structure calculations and materials modeling at the nanoscale. Version with GPU acceleration"
arch=('any')
url="http://qe-forge.org/gf/project/q-e-gpu/"
license=('GPLv2')
makedepends=('gcc-fortran' 'blas' 'lapack' 'fftw' 'cuda')
depends=('quantum-espresso')
source=(http://qe-forge.org/gf/download/frsrelease/142/452/QE-5.0.2_GPU-r${pkgver}.patch)
md5sums=('fc74bc210db6c2d88fd8a5f444aab447')

_qetrunk="http://qeforge.qe-forge.org/svn/q-e/trunk/espresso"
_qemod=espresso
_qerev=10452
_svntrunk="http://qeforge.qe-forge.org/svn/q-e-gpu/trunk/GPU"
_svnmod=GPU

build()
{
  msg "Connecting to QE SVN server..."
  if [ -d "${_qetrunk}/.svn" ]; then
    (cd ${_qemod} && svn up -r ${_qerev})
  else
    svn co ${_qetrunk} -r ${_qerev} ${_qemod} --username=anonymous --password=""
  fi
  
  msg "Connecting to QE-GPU SVN server..."
  if [ -d "${srcdir}/${_qemod}/${_svnmod}/.svn" ]; then
    (cd ${srcdir}/${_qemod}/${_svnmod} && svn up -r ${pkgver})
  else
    svn co ${_svntrunk} -r ${pkgver} ${srcdir}/${_qemod}/${_svnmod} --username=anonymous --password=""
  fi
  
  # build qe
   cd ${srcdir}/${_qemod}/
   ./configure
   make all
  
  # build qe-gpu
  cd ${srcdir}/${_qemod}/${_svnmod}/
  ./configure --enable-cuda --with-gpu-arch=35 --with-cuda-dir=/opt/cuda \
              --enable-magma --enable-parallel
  cd ${srcdir}/${_qemod}/
  sed -i "s/python/python2/g" Makefile.gpu
  make -f Makefile.gpu all-gpu
}

package()
{
  msg "done"
}