69 lines
1.9 KiB
CMake
69 lines
1.9 KiB
CMake
cmake_minimum_required(VERSION 3.16)
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project(merk LANGUAGES C CXX)
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# Standards
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set(CMAKE_C_STANDARD 11)
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set(CMAKE_C_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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option(BUILD_SHARED_LIBS "Build shared libraries by default" OFF)
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# Collect all source files under src/ (recursively).
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# CONFIGURE_DEPENDS makes CMake re-scan when files are added/removed.
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file(GLOB_RECURSE PROJECT_SOURCES CONFIGURE_DEPENDS
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"${CMAKE_SOURCE_DIR}/src/*.c"
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"${CMAKE_SOURCE_DIR}/src/*.cc"
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"${CMAKE_SOURCE_DIR}/src/*.cpp"
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"${CMAKE_SOURCE_DIR}/src/*.cxx")
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# Decide: executable (if src/main.* exists) or library (otherwise).
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set(MAIN_CANDIDATES
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"${CMAKE_SOURCE_DIR}/src/main.c"
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"${CMAKE_SOURCE_DIR}/src/main.cc"
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"${CMAKE_SOURCE_DIR}/src/main.cpp"
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"${CMAKE_SOURCE_DIR}/src/main.cxx")
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set(HAVE_MAIN FALSE)
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foreach(f IN LISTS MAIN_CANDIDATES)
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if(EXISTS "${f}")
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set(HAVE_MAIN TRUE)
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endif()
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endforeach()
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if(HAVE_MAIN)
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add_executable(merk ${PROJECT_SOURCES})
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set(TARGET_NAME merk)
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else()
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add_library(${PROJECT_NAME} ${PROJECT_SOURCES})
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set(TARGET_NAME ${PROJECT_NAME})
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endif()
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# Public headers live in ./include
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target_include_directories(${TARGET_NAME}
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PUBLIC "${CMAKE_SOURCE_DIR}/include"
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)
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# Sensible warnings
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if(MSVC)
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target_compile_options(${TARGET_NAME} PRIVATE /W4 /permissive-)
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else()
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target_compile_options(${TARGET_NAME} PRIVATE -Wall -Wextra -Wpedantic)
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endif()
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# Put built artifacts under build/bin and build/lib
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
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set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
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# Find and link zlib
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find_package(ZLIB REQUIRED)
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find_package(OpenSSL REQUIRED)
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target_link_libraries(${TARGET_NAME} PRIVATE
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${ZLIB_LIBRARIES}
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${OPENSSL_LIBRARIES}
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)
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target_include_directories(${TARGET_NAME} PRIVATE
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${ZLIB_INCLUDE_DIRS}
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${OPENSSL_INCLUDE_DIR}
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)
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