42 lines
1.5 KiB
CMake
42 lines
1.5 KiB
CMake
# -*- CMake -*- file for example programs that use the LAMMPS library
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# where the library is loaded dynamically at runtime.
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##########################################
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cmake_minimum_required(VERSION 3.16)
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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(liblammpsplugin VERSION 1.0 LANGUAGES C)
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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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if(CMAKE_C_COMPILER_ID STREQUAL "MSVC")
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add_compile_options(/EHsc)
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endif()
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add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
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endif()
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find_package(MPI REQUIRED COMPONENTS C)
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##########################
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add_executable(simple-plugin simple.c liblammpsplugin.c)
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target_link_libraries(simple-plugin PRIVATE MPI::MPI_C)
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target_compile_definitions(simple-plugin PRIVATE LAMMPS_LIB_MPI)
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# link with -ldl or equivalent for plugin loading; except on Windows
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if(NOT ${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
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target_link_libraries(simple-plugin PRIVATE ${CMAKE_DL_LIBS})
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endif()
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