cmake_minimum_required(VERSION 3.15.4...3.22)
set(CMAKE_DISABLE_SOURCE_CHANGES ON)
set(CMAKE_DISABLE_IN_SOURCE_BUILD ON)
include(CheckLanguage)
check_language(CUDA)

if (CMAKE_CUDA_COMPILER)
    enable_language(CUDA)
    find_package(CUDAToolkit)
    set (CUDA_FOUND 1)

    if (NOT DEFINED CMAKE_CUDA_STANDARD)
        set(CMAKE_CUDA_STANDARD 17)
        set(CMAKE_CUDA_STANDARD_REQUIRED ON)
    endif()

    if (NOT DEFINED CMAKE_CUDA_ARCHITECTURES)
        execute_process(COMMAND bash -c "nvidia-smi --query-gpu=compute_cap --format=csv,noheader,nounits | sed 's/\\.//' | head -1"
                        OUTPUT_VARIABLE NATIVE_CUDA_ARCH)
        string(STRIP ${NATIVE_CUDA_ARCH} NATIVE_CUDA_ARCH)
        set(CMAKE_CUDA_ARCHITECTURES ${NATIVE_CUDA_ARCH})
        message("NATIVE_CUDA_ARCH=${NATIVE_CUDA_ARCH}")
    endif()
endif()

CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/oob_config.h.in ${CMAKE_CURRENT_BINARY_DIR}/oob_config.h)

include_directories(${CMAKE_CURRENT_SOURCE_DIR})
include_directories(${CMAKE_SOURCE_DIR}/include)

# random_messages
add_executable(random_messages random_messages.cpp)
target_link_libraries(random_messages derecho)

# simple_replicated_objects
add_executable(simple_replicated_objects simple_replicated_objects.cpp)
target_link_libraries(simple_replicated_objects derecho)

add_executable(simple_replicated_objects_json simple_replicated_objects_json.cpp)
target_link_libraries(simple_replicated_objects_json derecho)

# overlapping replicated objects
add_executable(simple_replicated_objects_overlap simple_replicated_objects_overlap.cpp)
target_link_libraries(simple_replicated_objects_overlap derecho)

# signed store mockup test
add_executable(signed_store_mockup signed_store_mockup.cpp)
target_link_libraries(signed_store_mockup derecho)

# out-of-band RDMA test
add_executable(oob_rdma oob_rdma.cpp)
target_include_directories(oob_rdma PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
target_link_libraries(oob_rdma derecho)
if (CUDA_FOUND)
target_link_libraries(oob_rdma CUDA::cuda_driver)
endif()
add_custom_command(TARGET oob_rdma POST_BUILD
    COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_CURRENT_SOURCE_DIR}/oob_rdma_cfgs
        ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs
    COMMAND ln -sf ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/layout.json
        ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/n0/layout.json
    COMMAND ln -sf ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/layout.json
        ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/n1/layout.json
    COMMAND ln -sf ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/layout.json
        ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/n2/layout.json
    COMMAND ln -sf ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/layout.json
        ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/n3/layout.json
    COMMAND ln -sf ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/layout.json
        ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/n4/layout.json
    COMMAND ln -sf ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/layout.json
        ${CMAKE_CURRENT_BINARY_DIR}/oob_rdma_cfgs/n5/layout.json
)