64 lines
2.0 KiB
CMake
64 lines
2.0 KiB
CMake
# Include guard
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if(TARGET rustutils)
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return()
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endif()
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include(FetchContent)
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FetchContent_Declare(
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Corrosion
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GIT_REPOSITORY https://github.com/corrosion-rs/corrosion.git
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GIT_TAG v0.5.1 # Optionally specify a commit hash, version tag or branch here
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)
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FetchContent_MakeAvailable(Corrosion)
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corrosion_import_crate(MANIFEST_PATH ${CMAKE_CURRENT_LIST_DIR}/Cargo.toml)
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# Define output directories for generated bindings
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set(RUSTUTILS_OUTPUT_DIR "${CMAKE_BINARY_DIR}/rustutils_bindings")
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set(RUSTUTILS_INCLUDE_DIR "${RUSTUTILS_OUTPUT_DIR}/cpp/include")
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set(RUSTUTILS_SRC_DIR "${RUSTUTILS_OUTPUT_DIR}/cpp/src")
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# Ensure the output directories exist
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file(MAKE_DIRECTORY ${RUSTUTILS_INCLUDE_DIR})
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file(MAKE_DIRECTORY ${RUSTUTILS_SRC_DIR})
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set(RUSTUTILS_RS_FILES
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${CMAKE_CURRENT_LIST_DIR}/src/color.rs
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)
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# Initialize variables for generated files
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set(RUSTUTILS_GENERATED_SOURCES)
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set(RUSTUTILS_GENERATED_HEADERS)
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# Transform .rs to .rs.cpp and .hpp
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foreach(rs_file ${RUSTUTILS_RS_FILES})
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get_filename_component(base_name ${rs_file} NAME_WE)
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list(APPEND RUSTUTILS_GENERATED_SOURCES "${RUSTUTILS_SRC_DIR}/${base_name}.rs.cpp")
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list(APPEND RUSTUTILS_GENERATED_HEADERS "${RUSTUTILS_INCLUDE_DIR}/rustutils/${base_name}.hpp")
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endforeach()
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add_custom_command(
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OUTPUT ${RUSTUTILS_GENERATED_SOURCES} ${RUSTUTILS_GENERATED_HEADERS}
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COMMAND ${CMAKE_COMMAND} -E env
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${CMAKE_CURRENT_LIST_DIR}/generate.sh ${RUSTUTILS_OUTPUT_DIR} ${RUSTUTILS_RS_FILES}
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DEPENDS ${CMAKE_CURRENT_LIST_DIR}/generate.sh ${RUSTUTILS_RS_FILES}
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WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
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COMMENT "Generating C++ bindings for Rust sources"
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VERBATIM
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)
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add_custom_target(rustutils_bindings DEPENDS ${RUSTUTILS_GENERATED_SOURCES} ${RUSTUTILS_GENERATED_HEADERS})
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add_library(mbgl-rustutils STATIC
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${RUSTUTILS_GENERATED_SOURCES}
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)
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add_dependencies(mbgl-rustutils rustutils_bindings)
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target_include_directories(mbgl-rustutils PUBLIC
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${RUSTUTILS_INCLUDE_DIR}
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)
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target_link_libraries(mbgl-rustutils PUBLIC rustutils)
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