set(_working_dir ${PROJECT_BINARY_DIR}/third-party/src/lammps-download)
configure_file(${PROJECT_SOURCE_DIR}/third-party/lammps.cmake.in ${_working_dir}/CMakeLists.txt)

if(NOT EXISTS ${PROJECT_SOURCE_DIR}/third-party/lammps/cmake/CMakeLists.txt)
  message(STATUS "Downloading lammps")
  execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
    RESULT_VARIABLE result WORKING_DIRECTORY ${_working_dir}
    OUTPUT_FILE ${_working_dir}/configure-out.log
    ERROR_FILE ${_working_dir}/configure-error.log)

  execute_process(COMMAND "${CMAKE_COMMAND}" --build .
    WORKING_DIRECTORY ${_working_dir}
    OUTPUT_FILE ${_working_dir}/build-out.log
    ERROR_FILE ${_working_dir}/build-error.log)
endif()

option(LAMMPS_EXCEPTIONS "Activate the exceptions for lammps use in python" ON)
option(PKG_PYTHON "Build Lammps python package" ON)    
option(PKG_GRANULAR "Build Lammps granular package" ON)
option(PKG_MANYBODY "Build Lammps manybody package" ON)

add_subdirectory(${PROJECT_SOURCE_DIR}/third-party/lammps/cmake)
set_target_properties(lmp PROPERTIES COMPILE_FLAGS "-w")

set(LAMMPS_INCLUDE_DIR "${LAMMPS_INCLUDE_DIRS}" CACHE INTERNAL "")
set(LAMMPS_LIBRARIES lammps CACHE INTERNAL "")
package_add_to_export_list(LAMMPS lammps)

mark_as_advanced(
  BUILD_DOC
  BUILD_MPI
  BUILD_OMP
  BUILD_SHARED_LIBS
  BUILD_TOOLS
  CMAKE_CXX_EXTENSIONS
  CMAKE_TUNE_FLAGS
  ENABLE_TESTING
  FFMPEG_EXECUTABLE
  GZIP_EXECUTABLE
#  LAMMPS_EXCEPTIONS
  LAMMPS_LONGLONG_TO_LONG
  LAMMPS_MEMALIGN
  LAMMPS_SIZES
  PKG_ASPHERE
  PKG_BODY
  PKG_CLASS2
  PKG_COLLOID
  PKG_COMPRESS
  PKG_CORESHELL
  PKG_DIPOLE
  PKG_GPU
#  PKG_GRANULAR
  PKG_KIM
  PKG_KOKKOS
  PKG_KSPACE
  PKG_LATTE
#  PKG_MANYBODY
  PKG_MC
  PKG_MESSAGE
  PKG_MISC
  PKG_MLIAP
  PKG_MOLECULE
  PKG_MPIIO
  PKG_MSCG
  PKG_OPT
  PKG_PERI
  PKG_POEMS
#  PKG_PYTHON
  PKG_QEQ
  PKG_REPLICA
  PKG_RIGID
  PKG_SHOCK
  PKG_SNAP
  PKG_SPIN
  PKG_SRD
  PKG_USER-ADIOS
  PKG_USER-ATC
  PKG_USER-AWPMD
  PKG_USER-BOCS
  PKG_USER-CGDNA
  PKG_USER-CGSDK
  PKG_USER-COLVARS
  PKG_USER-DIFFRACTION
  PKG_USER-DPD
  PKG_USER-DRUDE
  PKG_USER-EFF
  PKG_USER-FEP
  PKG_USER-H5MD
  PKG_USER-INTEL
  PKG_USER-LB
  PKG_USER-MANIFOLD
  PKG_USER-MEAMC
  PKG_USER-MESODPD
  PKG_USER-MESONT
  PKG_USER-MGPT
  PKG_USER-MISC
  PKG_USER-MOFFF
  PKG_USER-MOLFILE
  PKG_USER-NETCDF
  PKG_USER-OMP
  PKG_USER-PHONON
  PKG_USER-PLUMED
  PKG_USER-PTM
  PKG_USER-QMMM
  PKG_USER-QTB
  PKG_USER-QUIP
  PKG_USER-REACTION
  PKG_USER-REAXC
  PKG_USER-SCAFACOS
  PKG_USER-SDPD
  PKG_USER-SMD
  PKG_USER-SMTBQ
  PKG_USER-SPH
  PKG_USER-TALLY
  PKG_USER-UEF
  PKG_USER-VTK
  PKG_USER-YAFF
  PKG_VORONOI
  PYTHON_INSTDIR
  WITH_FFMPEG
  WITH_GZIP
  WITH_JPEG
  WITH_PNG
)