CMakeLists.txt

cmake_minimum_required(VERSION 3.10.0)
project(cpprustser VERSION 0.1.0 LANGUAGES C CXX)

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

set(RUST_TARGET_DIR "${CMAKE_BINARY_DIR}/rust")
set(RUST_LIB_PATH "${RUST_TARGET_DIR}/debug/libcpprustser_lib.so")

add_custom_command(
    OUTPUT ${RUST_LIB_PATH}
    COMMAND cargo build --manifest-path ${CMAKE_SOURCE_DIR}/Cargo.toml --target-dir ${RUST_TARGET_DIR}
    DEPENDS
        ${CMAKE_SOURCE_DIR}/Cargo.toml
        ${CMAKE_SOURCE_DIR}/src/lib.rs
        ${CMAKE_SOURCE_DIR}/src/ast_builder.rs
        ${CMAKE_SOURCE_DIR}/src/clang_parser.rs
        ${CMAKE_SOURCE_DIR}/src/schema.rs
        ${CMAKE_SOURCE_DIR}/src/ffi.rs
        ${CMAKE_SOURCE_DIR}/src/parser_registry.rs
        ${CMAKE_SOURCE_DIR}/example.h
    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
    COMMENT "Building Rust cdylib"
)

add_custom_target(cpprustser_rust ALL DEPENDS ${RUST_LIB_PATH})

add_executable(cpprustser main.cpp example.h cpp_rs_serde.h cpp_rs_reflect.h)
add_dependencies(cpprustser cpprustser_rust)

target_link_directories(cpprustser PRIVATE ${RUST_TARGET_DIR}/debug)
target_link_libraries(cpprustser PRIVATE cpprustser_lib)

set_target_properties(cpprustser PROPERTIES BUILD_RPATH "${RUST_TARGET_DIR}/debug")