CMakeLists.txt

cmake_minimum_required(VERSION 3.16)
project(cansocket VERSION 1.0.0 LANGUAGES CXX)

# Force Clang compiler
set(CMAKE_C_COMPILER /usr/bin/clang)
set(CMAKE_CXX_COMPILER /usr/bin/clang++)

# Ensure we're using libc++ with Clang
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -stdlib=libc++")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -stdlib=libc++")

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

# Include Conan-generated toolchain first
#include(${CMAKE_BINARY_DIR}/build/${CMAKE_BUILD_TYPE}/generators/conan_toolchain.cmake)
include(build/build/${CMAKE_BUILD_TYPE}/generators/conan_toolchain.cmake)
# Add Conan-generated CMake files to the prefix path
list(APPEND CMAKE_PREFIX_PATH "${CMAKE_BINARY_DIR}/build/${CMAKE_BUILD_TYPE}/generators")

set(Catch2_DIR "${CMAKE_BINARY_DIR}/build/${CMAKE_BUILD_TYPE}/generators")
set(fmt_DIR "${CMAKE_BINARY_DIR}/build/${CMAKE_BUILD_TYPE}/generators")
find_package(Catch2 CONFIG REQUIRED)
find_package(fmt CONFIG REQUIRED)
message(STATUS "Catch2 include dirs: ${Catch2_INCLUDE_DIRS}")
message(STATUS "fmt include dirs: ${fmt_INCLUDE_DIRS}")

# Add compile options
add_compile_options(-Wall -Wextra -Wpedantic)

# Define the library target
add_library(cansocket INTERFACE)
target_include_directories(cansocket INTERFACE 
    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
    $<INSTALL_INTERFACE:include>
)
target_link_libraries(cansocket INTERFACE fmt::fmt)

# Enable testing and add tests subdirectory
enable_testing()
add_subdirectory(tests)

# Add examples subdirectory (optional)
option(BUILD_EXAMPLES "Build example programs" ON)
if(BUILD_EXAMPLES)
    add_subdirectory(examples)
endif()

# Add tools subdirectory (optional)
option(BUILD_TOOLS "Build CAN tools (cansend, candump)" ON)
if(BUILD_TOOLS)
    add_subdirectory(tools)
endif()

# Package information
set(CANSOCKET_VERSION_MAJOR 1)
set(CANSOCKET_VERSION_MINOR 0)
set(CANSOCKET_VERSION_PATCH 0)
set(CANSOCKET_VERSION "${CANSOCKET_VERSION_MAJOR}.${CANSOCKET_VERSION_MINOR}.${CANSOCKET_VERSION_PATCH}")

# Configure version header
configure_file(
    "${CMAKE_CURRENT_SOURCE_DIR}/cansocket_version.hpp.in"
    "${CMAKE_CURRENT_BINARY_DIR}/cansocket_version.hpp"
    @ONLY
)

# Installation rules
install(FILES 
    cansocket.hpp 
    "${CMAKE_CURRENT_BINARY_DIR}/cansocket_version.hpp"
    DESTINATION include/cansocket
)

install(FILES
    API_REFERENCE.md
    README.md
    LICENSE-2.0.txt
    DESTINATION share/doc/cansocket
)

# Export the target
install(TARGETS cansocket
    EXPORT cansocketTargets
    INCLUDES DESTINATION include/cansocket
)

# Create and install the package config files
include(CMakePackageConfigHelpers)

write_basic_package_version_file(
    "${CMAKE_CURRENT_BINARY_DIR}/cansocketConfigVersion.cmake"
    VERSION ${CANSOCKET_VERSION}
    COMPATIBILITY AnyNewerVersion
)

configure_package_config_file(
    "${CMAKE_CURRENT_SOURCE_DIR}/cansocketConfig.cmake.in"
    "${CMAKE_CURRENT_BINARY_DIR}/cansocketConfig.cmake"
    INSTALL_DESTINATION lib/cmake/cansocket
)

install(EXPORT cansocketTargets
    FILE cansocketTargets.cmake
    NAMESPACE cansocket::
    DESTINATION lib/cmake/cansocket
)

install(FILES
    "${CMAKE_CURRENT_BINARY_DIR}/cansocketConfig.cmake"
    "${CMAKE_CURRENT_BINARY_DIR}/cansocketConfigVersion.cmake"
    DESTINATION lib/cmake/cansocket
)

# CPack configuration for creating packages
set(CPACK_PACKAGE_NAME "cansocket")
set(CPACK_PACKAGE_VERSION ${CANSOCKET_VERSION})
set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "Modern C++17 header-only library for CAN communication")
set(CPACK_PACKAGE_DESCRIPTION "CANSocket is a modern C++17 header-only library for CAN (Controller Area Network) and CAN FD communication on Linux systems.")
set(CPACK_PACKAGE_VENDOR "CANSocket Project")
set(CPACK_PACKAGE_CONTACT "noreply@example.com")
set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE-2.0.txt")
set(CPACK_RESOURCE_FILE_README "${CMAKE_CURRENT_SOURCE_DIR}/README.md")

set(CPACK_SOURCE_GENERATOR "TGZ;ZIP")
set(CPACK_SOURCE_IGNORE_FILES
    /.git/
    /build/
    /cmake-build-debug/
    /.idea/
    /.conan-profile-*
    /\\..*
)

include(CPack)