# Maintainer: Maurizio D'Addona <mauritiusdadd@gmail.com>
# Contributor: Sven Niese <Fd3querm@yahoo.de>
# Contributor: Daniel Murphy <mosquitogang201@gmail.com>

# NOTE: If build fails try to add the option "!makeflags" to options array
#       !buildflags is needed in order to compile the code

pkgname=calculix-ccx
pkgver=2.21
pkgrel=1
provides=('calculix')
replaces=('calculix')
conflicts=('calculix')
pkgdesc="CalculiX: 3D Structural Finite Element Program - Solver"
arch=('i686' 'x86_64')
options=(!buildflags)
url="http://www.calculix.de/"
license=('GPL2')
depends=('arpack' 'spooles' 'blas')
optdepends=('calculix-doc: documentation and examples'
            'tetgen: for tet meshing')
makedepends=('gcc-fortran' 'perl')
checkdepends=('perl')

source=("http://www.dhondt.de/ccx_${pkgver}.src.tar.bz2"
        "http://www.dhondt.de/ccx_${pkgver}.test.tar.bz2"
        "http://www.dhondt.de/ccx_${pkgver}.fluidtest.tar.bz2"
        "http://www.dhondt.de/ccx_${pkgver}.structest.tar.bz2")

sha256sums=('52a20ef7216c6e2de75eae460539915640e3140ec4a2f631a9301e01eda605ad'
            '094a0a2ec324fc6f937a96e932b488f48f31ad8d5d1186cd14437e6dc3e599ea'
            'b7a5f672918deb4176c9c1c02619a16178e31771b72a58c1188db57e91f28954'
            '264c6f9e9335f9bdcf6a39eafcdc868f47549a64866278d848e41bd9cd1b1a1b')

build()
{
    cd "${srcdir}/CalculiX/ccx_${pkgver}/src"
    make CFLAGS="${CFLAGS} -Wall -O2 -fopenmp -I /usr/include/spooles \
                  -DARCH=\"Linux\" -DSPOOLES -DARPACK -DMATRIXSTORAGE \
                  -DNETWORKOUT -DUSE_MT=1" \
         FFLAGS='-Wall -O2 -fopenmp -fpic -fallow-argument-mismatch' \
         LIBS='-lpthread -lm -lc -lspooles -larpack -lblas -llapack -lgomp'
}

check()
{
  tests=('beamp' 'ball' 'pipe' 'pipe2' 'planestress'
         'gap' 'gap2' 'capacitor' 'carbonseal' 'beamptied1'
         'beamp1rotate' 'beamp2' 'beamp2rotate' 'beamf' 'beamhf'
         'furnace' 'gaspipe1' 'gaspipe1-oil' 'gaspipe2'
         'gaspipe3' 'gaspipe4' 'gaspipe5' 'gaspipe6' 'gaspipe7'
         'gaspipe8' 'gaspipe-cfd-pressure' 'gaspipe8-cfd-pressure'
         'gaspipe8-cfd-massflow' 'gaspipe8-cfd-pressure'
         'gaspipe8-cfd-pressure-split' 'green1' 'green2' 'green3'
         'green4' 'hinge' 'hueeber1' 'hueeber2' 'induction' 'induction2'
         'inistrain' 'largerot1' 'linearnet' 'mass1' 'mass2' 'mass3'
         'massflow_percent_ccx' 'membrane1' 'metalforming' 'modelchel'
         'networkmpc' 'oneel' 'pendel' 'resstress1'
         'restrictor' 'segment' 'sensitivity_I' 'shell1'
         'shellbeam' 'shellf' 'simplebeam' 'spring1' 'spring2'
         'small_pressure_gradient' 'square' 'substructure' 'swing'
         'thermomech' 'transition' 'truss' 'vortex1' 'wire')

  msg "Testing solver..."
  cd ${srcdir}/CalculiX/ccx_${pkgver}/test

  error_status=0
  start_time="$(date -u +%s)"
  for test_name in "${tests[@]}" ; do
    ref_file=${test_name}.dat.ref
    dat_file=${test_name}.dat
    frd_file=${test_name}.frd
    log_file=${test_name}.log

    msg2 "testing ${test_name}"
    rm -f ${dat_file}
    rm -f ${frd_file}

    # Testing on maximum 4 cores
    OMP_NUM_THREADS=4 ../src/ccx_${pkgver} ${test_name} &> ${log_file} ||\
        warning "check $(pwd)/${log_file}"

    if [ ! -f ${dat_file} ]; then
	    warning "${dat_file} does not exist"
       error_status=1
    fi

    sum1="$(wc -l ${dat_file})"
    sum2="$(wc -l ${ref_file})"
    if [ ${sum1%* *} != ${sum2%* *} ]; then
	    warning "The data file generated by ccx is not valid"
      error_status=1
    fi

    if grep "NaN" ${dat_file} ; then
      warning "${dat_file} contains NaNs!"
      error_status=1
    fi

    if ! ./datcheck.pl ${test_name} ; then
      warning "Result is inconsistent with reference data!"
      error_status=1
    fi
  done
  
  cd ${srcdir}/CalculiX/ccx_${pkgver}/fluidtest  
  for test_name in ./*.inp ; do
    msg2 "testing ${test_name}"
    OMP_NUM_THREADS=4 ../src/ccx_${pkgver} ${test_name} &> ${log_file} ||\
        error_status=1 warning "check $(pwd)/${log_file}"
  done
    
  cd ${srcdir}/CalculiX/ccx_${pkgver}/structest  
  for test_name in ./*.inp ; do
    msg2 "testing ${test_name}"
    OMP_NUM_THREADS=4 ../src/ccx_${pkgver} ${test_name} &> ${log_file} ||\
        error_status=1 warning "check $(pwd)/${log_file}"
  done
  end_time="$(date -u +%s)"
  elapsed="$(($end_time-$start_time))"
  
  msg "Total of $elapsed seconds elapsed for tesing"
  
  return $error_status
}

package() 
{
    install -d  ${pkgdir}/usr/bin
    install -Dm755 ${srcdir}/CalculiX/ccx_${pkgver}/src/ccx_${pkgver} ${pkgdir}/usr/bin/ccx
}