cmake_minimum_required(VERSION 3.8)

set(USE_CUDA,0)
# -DUSE_CUDA
#  add_definitions("-Wall -g -O")

set(CMAKE_C_COMPILER $ENV{CBC_COMPILER})
add_definitions("-Wall -g")

# -DCMAKE_BUILD_TYPE=Debug
set(CMAKE_C_FLAGS_DEBUG "-O0")

if (${USE_CUDA})
    include_directories("/usr/local/cuda/include")
    set(NVCCFLAG "-std=c++11" "-g" "-O0" )
    if (UNIX AND NOT APPLE) # LINUX
        set(CUDA_LINK_FLAGS "-L/usr/local/cuda/lib64 -lcuda -lcudart")
    elseif (APPLE)
        set(CUDA_LINK_FLAGS "-framework CUDA -lc++ -Wl,-search_paths_first -Wl,-headerpad_max_install_names /usr/local/cuda/lib/libcudart_static.a -Wl,-rpath,/usr/local/cuda/lib")
    endif()
    find_package(CUDA REQUIRED)
    SET( CMAKE_EXE_LINKER_FLAGS  "${CMAKE_EXE_LINKER_FLAGS} ${CUDA_LINK_FLAGS}" )
endif()

macro( GearsCommand )
    set( _OPTIONS_ARGS )
    set( _ONE_VALUE_ARGS TARGET )
    set( _MULTI_VALUE_ARGS SOURCES )
    cmake_parse_arguments( _Gears "${_OPTIONS_ARGS}" "${_ONE_VALUE_ARGS}" "${_MULTI_VALUE_ARGS}" ${ARGN} )

    set (_Gears_CSOURCES)
    foreach(i ${_Gears_SOURCES})
        if (${i} MATCHES "\\.cbc")
            string(REGEX REPLACE "(.*).cbc" "c/\\1.c" j ${i})
            add_custom_command (
                OUTPUT    ${j}
                DEPENDS   ${i}
                COMMAND  "perl" "generate_stub.pl" "-o" ${j} ${i}
            )
        elseif (${i} MATCHES "\\.cu")
            string(REGEX REPLACE "(.*).cu" "c/\\1.ptx" j ${i})
            add_custom_command (
                OUTPUT    ${j}
                DEPENDS   ${i}
                COMMAND  nvcc ${NVCCFLAG} -c -ptx -o ${j} ${i}
            )
        else()
            set(j ${i})
        endif()
        list(APPEND _Gears_CSOURCES ${j})
    endforeach(i)

    add_custom_command (
          OUTPUT    c/${_Gears_TARGET}-context.c
          DEPENDS   ${_Gears_CSOURCES}
          COMMAND  "perl" "generate_context.pl" "-o" ${_Gears_TARGET} ${_Gears_CSOURCES}
    )
    add_executable(${_Gears_TARGET} ${_Gears_CSOURCES} c/${_Gears_TARGET}-context.c)
    target_link_libraries(${_Gears_TARGET} m pthread)
endmacro()


GearsCommand(
  TARGET
      twice
  SOURCES
      examples/twice/main.cbc examples/twice/createArray.cbc examples/twice/twice.cbc examples/twice/printArray.cbc CPUWorker.cbc TaskManagerImpl.cbc SingleLinkedQueue.cbc SynchronizedQueue.cbc TimerImpl.cbc MultiDimIterator.cbc AtomicReference.cbc
)

GearsCommand(
  TARGET
      calc
  SOURCES
      examples/calc/calc.cbc examples/calc/add.cbc examples/calc/mult.cbc examples/calc/initIntegerDataGears.cbc CPUWorker.cbc TaskManagerImpl.cbc SingleLinkedQueue.cbc SynchronizedQueue.cbc AtomicReference.cbc
)

GearsCommand(
  TARGET
      bitonicSort
  SOURCES
      examples/bitonicSort/bitonicSort.cbc examples/bitonicSort/bitonicSwap.cbc examples/bitonicSort/makeArray.cbc examples/bitonicSort/printArray.cbc CPUWorker.cbc TaskManagerImpl.cbc SingleLinkedQueue.cbc SynchronizedQueue.cbc MultiDimIterator.cbc TimerImpl.cbc AtomicReference.cbc
)

if (${USE_CUDA})
    GearsCommand(
      TARGET
          CUDAtwice
      SOURCES 
          examples/twice/main.cbc examples/twice/twice.cbc examples/twice/CUDAtwice.cu examples/twice/createArray.cbc examples/twice/printArray.cbc CPUWorker.cbc TimerImpl.cbc examples/twice/twice.cbc TaskManagerImpl.cbc SingleLinkedQueue.cbc SynchronizedQueue.cbc CUDAWorker.cbc cuda.c MultiDimIterator.cbc CUDAExecutor.cbc AtomicReference.cbc 
    )
    set_target_properties(CUDAtwice PROPERTIES COMPILE_FLAGS "-Wall -g -DUSE_CUDAWorker=1")

    GearsCommand(
      TARGET
          CUDAbitonicSort
      SOURCES 
          examples/bitonicSort/bitonicSort.cbc examples/bitonicSort/bitonicSwap.cbc examples/bitonicSort/CUDAbitonicSwap.cu examples/bitonicSort/makeArray.cbc examples/bitonicSort/printArray.cbc CPUWorker.cbc CUDAWorker.cbc TaskManagerImpl.cbc SingleLinkedQueue.cbc SynchronizedQueue.cbc cuda.c MultiDimIterator.cbc TimerImpl.cbc CUDAExecutor.cbc AtomicReference.cbc
    )
    set_target_properties(CUDAbitonicSort PROPERTIES COMPILE_FLAGS "-Wall -g -DUSE_CUDAWorker=1")
endif()

GearsCommand(
  TARGET
      queue_test
  SOURCES 
      test/queue_test.cbc SingleLinkedQueue.cbc
)

GearsCommand(
  TARGET
      stack_test
  SOURCES 
      test/stack_test.cbc SingleLinkedStack.cbc SingleLinkedQueue.cbc
)

GearsCommand(
  TARGET
      multiDimIterator_test
  SOURCES
      test/multiDimIterator_test.cbc test/printIterator.cbc CPUWorker.cbc TaskManagerImpl.cbc SingleLinkedQueue.cbc SynchronizedQueue.cbc MultiDimIterator.cbc AtomicReference.cbc
)

#GearsCommand(
#  TARGET
#      sort
#  SOURCES
#      examples/bitonicSort/sort.cbc
#)

GearsCommand(
  TARGET
      rbtree
  SOURCES
      SingleLinkedQueue.cbc test/rbTree_test.cbc RedBlackTree.cbc SingleLinkedStack.cbc compare.c
)

#GearsCommand(
#  TARGET
#      boundedBuffer
#  SOURCES
#  examples/boundedBuffer/main.cbc examples/boundedBuffer/initBuffer.cbc examples/boundedBuffer/SemaphoreImpl.cbc examples/boundedBuffer/BoundedBuffer.cbc examples/boundedBuffer/consumer.cbc examples/boundedBuffer/producer.cbc SpinLock.cbc CPUWorker.cbc TaskManagerImpl.cbc SingleLinkedQueue.cbc SynchronizedQueue.cbc MultiDimIterator.cbc AtomicReference.cbc
#)