ExternalProject_Add(n2p2_build
URL ${N2P2_URL} ${N2P2_FALLBACK}
URL_MD5 ${N2P2_MD5}
UPDATE_COMMAND ""
CONFIGURE_COMMAND ""
PATCH_COMMAND sed -i -e "s/\\(MPI_\\(P\\|Unp\\)ack(\\)/\\1(void *) /" src/libnnpif/LAMMPS/InterfaceLammps.cpp
BUILD_COMMAND ${N2P2_MAKE} -C <SOURCE_DIR>/src -f makefile libnnpif ${N2P2_BUILD_OPTIONS}
BUILD_ALWAYS YES
INSTALL_COMMAND ""
BUILD_IN_SOURCE 1
LOG_BUILD ON
SOURCE_SUBDIR src/
BUILD_BYPRODUCTS <SOURCE_DIR>/lib/libnnp.a <SOURCE_DIR>/lib/libnnpif.a
)
ExternalProject_get_property(n2p2_build SOURCE_DIR)
add_library(LAMMPS::N2P2::LIBNNP UNKNOWN IMPORTED)
set_target_properties(LAMMPS::N2P2::LIBNNP PROPERTIES
IMPORTED_LOCATION "${SOURCE_DIR}/lib/libnnp.a"
INTERFACE_INCLUDE_DIRECTORIES "${SOURCE_DIR}/include")
add_library(LAMMPS::N2P2::LIBNNPIF UNKNOWN IMPORTED)
set_target_properties(LAMMPS::N2P2::LIBNNPIF PROPERTIES
IMPORTED_LOCATION "${SOURCE_DIR}/lib/libnnpif.a"
INTERFACE_INCLUDE_DIRECTORIES "${SOURCE_DIR}/include")
if(BUILD_MPI)
set_target_properties(LAMMPS::N2P2::LIBNNPIF PROPERTIES
INTERFACE_LINK_LIBRARIES MPI::MPI_CXX)
if((CMAKE_SYSTEM_NAME STREQUAL Windows) AND CMAKE_CROSSCOMPILING)
add_dependencies(LAMMPS::N2P2::LIBNNPIF MPI::MPI_CXX)
endif()
endif()
add_library(LAMMPS::N2P2 INTERFACE IMPORTED)
set_property(TARGET LAMMPS::N2P2 PROPERTY
INTERFACE_LINK_LIBRARIES LAMMPS::N2P2::LIBNNPIF LAMMPS::N2P2::LIBNNP)
target_link_libraries(lammps PRIVATE LAMMPS::N2P2)
add_dependencies(LAMMPS::N2P2 n2p2_build)
file(MAKE_DIRECTORY "${SOURCE_DIR}/include")
file(MAKE_DIRECTORY "${SOURCE_DIR}/lib")
else()
find_package(N2P2)
if(NOT N2P2_FOUND)
message(FATAL_ERROR "n2p2 not found, help CMake to find it by setting N2P2_DIR, or set DOWNLOAD_N2P2=ON to download it")
endif()
target_link_libraries(lammps PRIVATE N2P2::N2P2)
include(${N2P2_CMAKE_EXTRAS})
endif()
cmake externalproject_add(BUILD_COMMAND) examples
antlr/antlr4
runtime/Cpp/cmake/ExternalAntlr4Cpp.cmake
:87