[CMake] 기초 템플릿

<분류>
A. 수단
- OS/Platform/Tool : Linux, Kubernetes(k8s), Docker, AWS
- Package Manager : node.js, yarn, brew, 
- Compiler/Transpillar : React, Nvcc, gcc/g++, Babel, Flutter
- Module Bundler  : React, Webpack, Parcel

B. 언어
- C/C++, python, Javacsript, Typescript, Go-Lang, CUDA, Dart, HTML/CSS

C. 라이브러리 및 프레임워크 및 SDK
- OpenCV, OpenCL, FastAPI, PyTorch, Tensorflow, Nsight

 

---

1. What? (현상)

Shell Script 기초 템플릿이 필요합니다.

 

 

 

---

2. Why? (원인)

• 하기에 미리 만들어 놓고자 합니다.

---

3. How? (해결책)

• 폴더구조
  ├── CMakeLists.txt : (1)
  ├── main.cpp
  ├── FOLDER_NAME1
        ├── CMakeLists.txt : (2)
        ├── temp.hpp
        └── temp.cpp
  └── FOLDER_NAME2
        ├── CMakeLists.txt : (2)
        ├── temp.hpp
        └── temp.cpp
  
• 가장 상위단의 CMakeLists.txt

cmake_minimum_required(VERSION 3.10)

project(MY_PROJECT)


#---------------------------------------
# Simple Options
#---------------------------------------
add_compile_options(-std=c++11 -Werror=return-type -Wall)
set(CMAKE_BUILD_TYPE Debug)
if(NOT CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE Release)
endif()
set(CMAKE_CXX_FLAGS "-Wall -Wextra -pthread -Wno-deprecated-declarations")
set(CMAKE_CXX_FLAGS_DEBUG "-g")
set(CMAKE_CXX_FLAGS_RELEASE "-O3")

if(${CMAKE_BUILD_TYPE} MATCHES Debug)
    #add_compile_definitions(_DEBUG)
endif()

message(STATUS "Build Status: ${CMAKE_BUILD_TYPE}")

#---------------------------------------
# Dependencies Basic
#---------------------------------------

set(INCLUDES
    ${CMAKE_BINARY_DIR}
    ${CMAKE_CURRENT_SOURCE_DIR}/include
)

include_directories(
    ${INCLUDE}
    /usr/include/x86_64-linux-gnu
)

set(LIBS
    ${CMAKE_CURRENT_SOURCE_DIR}/abc.so
    -L/usr/local/lib
    -lpthread
)
link_libraries(${LIBS})

#---------------------------------------
# Compile
#---------------------------------------

#set(BUILD_LIBRARY 1)

file(GLOB_RECURSE TARGET_FILES
    ${CMAKE_CURRENT_SOURCE_DIR}/app/*.c,
    ${CMAKE_CURRENT_SOURCE_DIR}/app/*.cpp)
    
if(DEFINED BUILD_LIBRARY)
	add_library(${PROJECT_NAME}
    	STATIC
        ${TARGET_FILES}
    )
    target_link_libraries(${PROJECT_NAME} PRIVATE
        ${LIBS} 
    )
else()
    add_executable(${PROJECT_NAME}
        main.cpp
        ${TARGET_FILES}
    )
    set_target_properties(${PROJECT_NAME} PROPERTIES
        RUNTIME_OUTPUT_DIRECTORY
        ${CMAKE_CURRENT_SOURCE_DIR}/binaryfolder
    )
    target_link_libraries(${PROJECT_NAME} PRIVATE
        ${LIBS} 
    )
endif()

#---------------------------------------
# Cuda Compile(Options)
#---------------------------------------
#[[
find_package(CUDA REQUIRED)
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -gencode arch=compute_30,code=sm_30)

file(GLOB  cu  *.cu)

cuda_add_executable(${PROJECT_NAME} 
    main.cpp 
    ${cu} 
)
]]
#---------------------------------------
# Dependencies
#---------------------------------------
#[[
# 1. OpenCV
find_package(OpenCV 3.4.0 EXACT REQUIRED)

set(OPENCV_DIR
    ${CMAKE_CURRENT_SOURCE_DIR}/opencv/include
)

file(GLOB OPENCV_LIBS ${CMAKE_CURRENT_SOURCE_DIR}/opencv-3.4.9/lib/lib*.so)

set(OPENCV_LIBS
    ${OPENCV_DIR}/lib/libopencv_ml.so
    ${OPENCV_DIR}/lib/libopencv_dnn.so
    ${OPENCV_DIR}/lib/libopencv_core.so
    ${OPENCV_DIR}/lib/libopencv_cudev.so
    ${OPENCV_DIR}/lib/libopencv_flann.so
    ${OPENCV_DIR}/lib/libopencv_photo.so
    ${OPENCV_DIR}/lib/libopencv_shape.so
    ${OPENCV_DIR}/lib/libopencv_video.so
    ${OPENCV_DIR}/lib/libopencv_calib3d.so
    ${OPENCV_DIR}/lib/libopencv_highgui.so
    ${OPENCV_DIR}/lib/libopencv_imgproc.so
    ${OPENCV_DIR}/lib/libopencv_videoio.so
    ${OPENCV_DIR}/lib/libopencv_superres.so
    ${OPENCV_DIR}/lib/libopencv_imgcodecs.so
    ${OPENCV_DIR}/lib/libopencv_objdetect.so
    ${OPENCV_DIR}/lib/libopencv_stitching.so
    ${OPENCV_DIR}/lib/libopencv_videostab.so
    ${OPENCV_DIR}/lib/libopencv_cudaarithm.so
    ${OPENCV_DIR}/lib/libopencv_cudabgsegm.so
    ${OPENCV_DIR}/lib/libopencv_cudalegacy.so
    ${OPENCV_DIR}/lib/libopencv_cudastereo.so
    ${OPENCV_DIR}/lib/libopencv_features2d.so
    ${OPENCV_DIR}/lib/libopencv_cudafilters.so
    ${OPENCV_DIR}/lib/libopencv_cudaimgproc.so
    ${OPENCV_DIR}/lib/libopencv_cudaoptflow.so
    ${OPENCV_DIR}/lib/libopencv_cudawarping.so
    ${OPENCV_DIR}/lib/libopencv_cudaobjdetect.so
    ${OPENCV_DIR}/lib/libopencv_cudafeatures2d.so
)

include_directories(${OPENCV_DIR})
target_link_libraries(${PROJECT_NAME} PRIVATE ${OPENCV_LIBS})
]]

# 2.Cuda
#[[
include_directories(/usr/local/cuda-10.2/include)
target_link_libraries(${PROJECT_NAME} PRIVATE /usr/local/cuda-10.2/targets/x86_64-linux/lib/libcudart.so)
]]

# 3.TensorRT
#[[
set(TRT_VERSION 7.0)
set(TRT_DIR
    ${CMAKE_CURRENT_SOURCE_DIR}/tensorRT
)
if(${TRT_VERSION} EQUAL 7.0)
    include_directories(${TRT_DIR}/include)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvinfer.so)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvparsers.so)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvonnxparser.so)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvinfer_plugin.so)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libmyelin.so)
elseif(${TRT_VERSION} EQUAL 7.2)
    include_directories(${TRT_DIR}/include)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvinfer.so)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvparsers.so)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvonnxparser.so)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvinfer_plugin.so)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libmyelin.so)
elseif(${TRT_VERSION} EQUAL 5.0)
    include_directories(${TRT_DIR}/include)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvinfer.so)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvparsers.so)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvonnxparser.so)
    target_link_libraries(${PROJECT_NAME} PRIVATE ${TRT_DIR}/lib/libnvinfer_plugin.so)
else()
    message("ERROR : NO CUDA VERSION SUPPORTED")
endif()
]]

#---------------------------------------
# Sub Compile
#---------------------------------------
add_subdirectory(FOLDER_NAME1)
add_subdirectory(FOLDER_NAME2)
target_link_libraries(${PROJECT_NAME} ${FOLDER_NAME1_PROJECT} ${FOLDER_NAME2_PROJECT})

foreach(SAMPLE ${SAMPLES})
    add_subdirectory(SOURCE/${SAMPLE})
    message("-----------------\n\n\n${SAMPLE}\n\n\n----------------")
endforeach()

• 아래 단의 CMakeLists.txt

cmake_minimum_required(VERSION 3.10)

project(MY_PROJECT_SUB)


#---------------------------------------
# Simple Options
#---------------------------------------
add_compile_options(-std=c++11 -Werror=return-type -Wall)
set(CMAKE_BUILD_TYPE Debug)
if(NOT CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE Release)
endif()
set(CMAKE_CXX_FLAGS "-Wall -Wextra -pthread -Wno-deprecated-declarations")
set(CMAKE_CXX_FLAGS_DEBUG "-g")
set(CMAKE_CXX_FLAGS_RELEASE "-O3")

if(${CMAKE_BUILD_TYPE} MATCHES Debug)
    #add_compile_definitions(_DEBUG)
endif()

message(STATUS "Build Status: ${CMAKE_BUILD_TYPE}")

#---------------------------------------
# Compile
#---------------------------------------
if(DEFINED BUILD_LIBRARY)
	add_library(MY_PROJECT
        MyFile1.cpp
        MyFile2.cpp
        MyFile3.cpp
	)
else()
	target_sources(MY_PROJECT PRIVATE 
        MyFile1.cpp
        MyFile2.cpp
        MyFile3.cpp
	)
endif()

 

이를 이용해 CMakeLists를 잘 짜보도록하자.

mkdir build
cd build
cmake ..
make

cd ..
./build/binary/myfile

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<CMake 추가특징>

• ★add_executable
  add_executable(${PROJECT_NAME} ${EXE_SOURCES})
  ex) EXE_SOURCES : 필요한 소스파일들, A.cpp, B.cpp …
• ★add_library(A 옵션 소스.cpp)
  <옵션> STATIC : 정적, SHARED : 동적
• find_package
  find_package(OpenCV 최소버전)
  find_package(OpenCV 3.4.0 EXACT REQUIRED)
  find_package(CUDA REQUIRED)
  <옵션>  EXACT : 정확한 버전, REQUIRED : 안찾아지면 throws an error, QUIET : 아무 메시지 안보이게
• cmake_current_source_dir : 현재 코드  ex)/FOLDER/MYFOLDER
  cmake_current_binary_dir : build에서의 현재  ex)/FOLDER/build/MYFOLDER
  cmake_current_list dir : 현재코드 ex)/FOLDER
  cmake_binary_dir : build ex)/FOLDER/build
  cmake_source_dir : 아예시작점 ex)/FOLDER

 

 

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