61 lines
1.9 KiB
CMake
61 lines
1.9 KiB
CMake
cmake_minimum_required(VERSION 3.14 FATAL_ERROR)
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# ---- Project ----
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project(Greeter
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VERSION 1.0
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LANGUAGES CXX
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)
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# ---- Include guards ----
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if(${PROJECT_SOURCE_DIR} STREQUAL ${PROJECT_BINARY_DIR})
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message(FATAL_ERROR "In-source builds not allowed. Please make a new directory (called a build directory) and run CMake from there.")
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endif()
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# ---- Add source files ----
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# Note: globbing sources is considered bad practice as CMake won't detect new files automatically.
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# Remember to always invoke cmake after changing files, or explicitly mention them here.
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FILE(GLOB_RECURSE headers "${CMAKE_CURRENT_SOURCE_DIR}/include/*.h")
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FILE(GLOB_RECURSE sources "${CMAKE_CURRENT_SOURCE_DIR}/source/*.cpp")
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# ---- Add dependencies via CPM (if required) ----
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# see https://github.com/TheLartians/CPM.cmake for more info
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# include(cmake/CPM.cmake)
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# CPMAddPackage(
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# NAME cxxopts
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# GITHUB_REPOSITORY jarro2783/cxxopts
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# VERSION 2.2.0
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# OPTIONS
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# "CXXOPTS_BUILD_EXAMPLES Off"
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# "CXXOPTS_BUILD_TESTS Off"
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# )
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# ---- Create library ----
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# Notes:
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# for single header libraries use `add_library(Greeter INTERFACE)` instead
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# To create an executable use `add_executable(Greeter ${headers} ${sources})`
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add_library(Greeter ${headers} ${sources})
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# Note: for single header libraries use the following instead:
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# set_target_properties(Greeter PROPERTIES INTERFACE_COMPILE_FEATURES cxx_std_17)
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set_target_properties(Greeter PROPERTIES CXX_STANDARD 17)
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# Link dependencies (if required)
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# target_link_libraries(Greeter cxxopts)
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# Node: change PUBLIC to INTERFACE for single header libraries
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target_include_directories(Greeter
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PUBLIC
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$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>
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$<INSTALL_INTERFACE:include/${PROJECT_NAME}-${PROJECT_VERSION}>
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)
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# ---- Create an installable target ----
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# this allows users install and find the library via `find_package(Greeter)`.
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include(cmake/packaging.cmake)
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