o3de-extras/Gems/ROS2/Code/ros2_target_depends.cmake

# Copyright (c) Contributors to the Open 3D Engine Project.
# For complete copyright and license terms please see the LICENSE at the root of this distribution.
#
# SPDX-License-Identifier: Apache-2.0 OR MIT

function(target_depends_on_ros2_package TARGET_NAME)
    list(GET ARGN 0 _package)
    find_package(${ARGN})
    if (${${_package}_FOUND})
        include(${${_package}_DIR}/${_package}Config.cmake OPTIONAL)
        if (${${_package}_FOUND_AMENT_PACKAGE})
            message(DEBUG "Package ${_package} was found (${${_package}_DIR}) version ${${_package}_VERSION} targets : ${${_package}_TARGETS}")
            target_link_libraries(${TARGET_NAME} PUBLIC ${${_package}_TARGETS})
        else ()
            message(FATAL_ERROR "Package ${_package} was found (${${_package}_DIR}), but package is not an Ament package.")
        endif ()
    else ()
        message(DEBUG "Package ${_package} was not found.")
    endif ()
endfunction()

function(target_depends_on_ros2_packages TARGET_NAME)
    foreach (_package IN LISTS ARGN)
        target_depends_on_ros2_package(${TARGET_NAME} ${_package} REQUIRED)
    endforeach ()
endfunction()


function(target_interface_depends_on_ros2_package TARGET_NAME)
    list(GET ARGN 0 _package)
    find_package(${ARGN})
    include(${${_package}_DIR}/${_package}Config.cmake OPTIONAL)
    if (${${_package}_FOUND_AMENT_PACKAGE})
        message(DEBUG "Package ${_package} was found (${${_package}_DIR}) version ${${_package}_VERSION} targets : ${${_package}_TARGETS}")
        target_link_libraries(${TARGET_NAME} INTERFACE ${${_package}_TARGETS})
    else ()
        message(FATAL_ERROR "Package ${_package} was found (${${_package}_DIR}), but package is not an Ament package.")
    endif ()
endfunction()

function(target_interface_depends_on_ros2_packages TARGET_NAME)
    foreach (_package IN LISTS ARGN)
        target_interface_depends_on_ros2_package(${TARGET_NAME} ${_package} REQUIRED)
    endforeach ()
endfunction()