100 lines
3.9 KiB
CMake
100 lines
3.9 KiB
CMake
##########################################
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# CMake build system for plugin examples.
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# The is meant to be used as a template for plugins that are
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# distributed independent from the LAMMPS package.
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##########################################
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cmake_minimum_required(VERSION 3.10)
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# enforce out-of-source build
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if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR})
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message(FATAL_ERROR "In-source builds are not allowed. You must create and use a build directory. "
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"Please remove CMakeCache.txt and CMakeFiles first.")
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endif()
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project(kimplugin VERSION 1.0 LANGUAGES CXX)
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set(LAMMPS_SOURCE_DIR "" CACHE PATH "Location of LAMMPS sources folder")
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if(NOT LAMMPS_SOURCE_DIR)
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message(FATAL_ERROR "Must set LAMMPS_SOURCE_DIR")
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endif()
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# by default, install into $HOME/.local (not /usr/local),
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# so that no root access (and sudo) is needed
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if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
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set(CMAKE_INSTALL_PREFIX "$ENV{HOME}/.local" CACHE PATH "Default install path" FORCE)
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endif()
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# ugly hacks for MSVC which by default always reports an old C++ standard in the __cplusplus macro
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# and prints lots of pointless warnings about "unsafe" functions
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if(MSVC)
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add_compile_options(/Zc:__cplusplus)
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add_compile_options(/wd4244)
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add_compile_options(/wd4267)
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add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
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endif()
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# C++11 is required
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set(CMAKE_CXX_STANDARD 11)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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# Need -restrict with Intel compilers
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if(CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -restrict")
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endif()
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set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR})
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include(CheckIncludeFileCXX)
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include(LAMMPSInterfaceCXX)
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##########################
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# building the plugins
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add_library(kimplugin MODULE kimplugin.cpp ${LAMMPS_SOURCE_DIR}/KIM/pair_kim.cpp
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${LAMMPS_SOURCE_DIR}/KIM/fix_store_kim.cpp ${LAMMPS_SOURCE_DIR}/KIM/kim_command.cpp
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${LAMMPS_SOURCE_DIR}/KIM/kim_init.cpp ${LAMMPS_SOURCE_DIR}/KIM/kim_interactions.cpp
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${LAMMPS_SOURCE_DIR}/KIM/kim_param.cpp ${LAMMPS_SOURCE_DIR}/KIM/kim_property.cpp
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${LAMMPS_SOURCE_DIR}/KIM/kim_query.cpp ${LAMMPS_SOURCE_DIR}/KIM/kim_units.cpp)
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target_link_libraries(kimplugin PRIVATE lammps)
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target_include_directories(kimplugin PRIVATE ${LAMMPS_SOURCE_DIR}/KIM)
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set_target_properties(kimplugin PROPERTIES PREFIX "" SUFFIX ".so")
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find_package(KIM-API 2.2.0 CONFIG REQUIRED)
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target_link_libraries(kimplugin PRIVATE KIM-API::kim-api)
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##########################
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# need libcurl
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find_package(CURL)
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if(CURL_FOUND)
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if(CMAKE_VERSION VERSION_LESS 3.12)
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target_include_directories(kimplugin PRIVATE ${CURL_INCLUDE_DIRS})
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target_link_libraries(kimplugin PRIVATE ${CURL_LIBRARIES})
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else()
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target_link_libraries(kimplugin PRIVATE CURL::libcurl)
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endif()
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target_compile_definitions(kimplugin PRIVATE -DLMP_KIM_CURL)
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set(LMP_DEBUG_CURL OFF CACHE STRING "Set libcurl verbose mode on/off. If on, it displays a lot of verbose information about its operations.")
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mark_as_advanced(LMP_DEBUG_CURL)
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if(LMP_DEBUG_CURL)
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target_compile_definitions(kimplugin PRIVATE -DLMP_DEBUG_CURL)
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endif()
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set(LMP_NO_SSL_CHECK OFF CACHE STRING "Tell libcurl to not verify the peer. If on, the connection succeeds regardless of the names in the certificate. Insecure - Use with caution!")
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mark_as_advanced(LMP_NO_SSL_CHECK)
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if(LMP_NO_SSL_CHECK)
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target_compile_definitions(kimplugin PRIVATE -DLMP_NO_SSL_CHECK)
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endif()
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endif()
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# MacOS seems to need this
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if(CMAKE_SYSTEM_NAME STREQUAL Darwin)
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set_target_properties(kimplugin PROPERTIES LINK_FLAGS "-Wl,-undefined,dynamic_lookup")
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elseif(CMAKE_SYSTEM_NAME STREQUAL "Windows")
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# tell CMake to export all symbols to a .dll on Windows with special case for MinGW cross-compilers
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set_target_properties(kimplugin.so PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS TRUE)
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if(CMAKE_CROSSCOMPILING)
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set_target_properties(kimplugin PROPERTIES LINK_FLAGS "-Wl,--export-all-symbols")
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endif()
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else()
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set_target_properties(kimplugin PROPERTIES LINK_FLAGS "-rdynamic")
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endif()
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