lammps/cmake/Modules/Packages/USER-COLVARS.cmake

43 lines
1.3 KiB
CMake

if(PKG_USER-COLVARS)
set(COLVARS_SOURCE_DIR ${LAMMPS_LIB_SOURCE_DIR}/colvars)
file(GLOB COLVARS_SOURCES ${COLVARS_SOURCE_DIR}/[^.]*.cpp)
# Build Lepton by default
set(COLVARS_LEPTON_DEFAULT ON)
# but not if C++11 is disabled per user request
if(DEFINED DISABLE_CXX11_REQUIREMENT)
if(DISABLE_CXX11_REQUIREMENT)
set(COLVARS_LEPTON_DEFAULT OFF)
endif()
endif()
option(COLVARS_LEPTON "Build and link the Lepton library" ${COLVARS_LEPTON_DEFAULT})
# Verify that the user's choice is consistent
if(DEFINED DISABLE_CXX11_REQUIREMENT)
if((DISABLE_CXX11_REQUIREMENT) AND (COLVARS_LEPTON))
message(FATAL_ERROR "Building the Lepton library requires C++11 or later.")
endif()
endif()
if(COLVARS_LEPTON)
set(LEPTON_DIR ${LAMMPS_LIB_SOURCE_DIR}/colvars/lepton)
file(GLOB LEPTON_SOURCES ${LEPTON_DIR}/src/[^.]*.cpp)
add_library(lepton STATIC ${LEPTON_SOURCES})
target_include_directories(lepton PRIVATE ${LEPTON_DIR}/include)
endif()
add_library(colvars STATIC ${COLVARS_SOURCES})
target_include_directories(colvars PUBLIC ${LAMMPS_LIB_SOURCE_DIR}/colvars)
list(APPEND LAMMPS_LINK_LIBS colvars)
if(COLVARS_LEPTON)
list(APPEND LAMMPS_LINK_LIBS lepton)
target_compile_options(colvars PRIVATE -DLEPTON)
target_include_directories(colvars PUBLIC ${LEPTON_DIR}/include)
endif()
endif()