54 lines
2.1 KiB
CMake
54 lines
2.1 KiB
CMake
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cmake_minimum_required(VERSION 3.15)
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project(wickra_c_examples C CXX)
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# Directory holding the compiled Wickra C library (cargo output), e.g.
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# <workspace>/target/release. Override with -DWICKRA_LIB_DIR=/path/to/target/release.
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if(NOT DEFINED WICKRA_LIB_DIR)
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set(WICKRA_LIB_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../../target/release")
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endif()
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set(WICKRA_INCLUDE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../../bindings/c/include")
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# Pick the right link target per platform/toolchain.
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# - MSVC links the generated import library (wickra.dll.lib).
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# - MinGW/gcc on Windows links the DLL directly.
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# - Unix links the shared object / dylib.
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if(WIN32)
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set(WICKRA_RUNTIME "${WICKRA_LIB_DIR}/wickra.dll")
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if(MSVC)
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set(WICKRA_LINK_LIB "${WICKRA_LIB_DIR}/wickra.dll.lib")
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else()
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set(WICKRA_LINK_LIB "${WICKRA_LIB_DIR}/wickra.dll")
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endif()
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elseif(APPLE)
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set(WICKRA_LINK_LIB "${WICKRA_LIB_DIR}/libwickra.dylib")
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else()
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set(WICKRA_LINK_LIB "${WICKRA_LIB_DIR}/libwickra.so")
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endif()
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enable_testing()
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# Build one example, link it to the Wickra library, run it as a ctest. On Windows
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# the DLL is copied next to the executable so the loader finds it at run time.
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function(add_wickra_example name source)
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add_executable(${name} ${source})
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target_include_directories(${name} PRIVATE "${WICKRA_INCLUDE_DIR}")
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target_link_libraries(${name} PRIVATE "${WICKRA_LINK_LIB}")
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if(UNIX AND NOT APPLE)
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target_link_libraries(${name} PRIVATE m)
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endif()
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if(WIN32)
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add_custom_command(TARGET ${name} POST_BUILD
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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"${WICKRA_RUNTIME}" "$<TARGET_FILE_DIR:${name}>")
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endif()
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add_test(NAME ${name} COMMAND ${name})
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if(NOT WIN32)
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set_tests_properties(${name} PROPERTIES
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ENVIRONMENT "LD_LIBRARY_PATH=${WICKRA_LIB_DIR};DYLD_LIBRARY_PATH=${WICKRA_LIB_DIR}")
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endif()
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endfunction()
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add_wickra_example(smoke smoke.c) # links the boundary, asserts values
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add_wickra_example(streaming streaming.c) # runnable streaming demo
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add_wickra_example(cpp_smoke smoke.cpp) # C++ RAII wrapper (wickra.hpp)
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