CMakeLists.txt 实例

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project(tool_calibrate)  
cmake_minimum_required(VERSION 2.6)  
  
set(CMAKE_C_COMPILER   gcc)  
set(CMAKE_CXX_COMPILER g++)  
set(CMAKE_C_FLAGS     "${CMAKE_C_FLAGS}   -O3")  
set(CMAKE_CXX_FLAGS   "${CMAKE_CXX_FLAGS} -O3")  
set(TARGET "tool_train")  
  
#set(LIBS ${LIBS} "${PROJECT_SOURCE_DIR}/opencv_linux/lib")  
  
#message(STATUS "**************** 1111111 ")  
#message(STATUS ${PROJECT_SOURCE_DIR})  
#// 头文件路径  
include_directories("${PROJECT_SOURCE_DIR}")  
include_directories("${PROJECT_SOURCE_DIR}/opencv_linux/include")  
include_directories("${PROJECT_SOURCE_DIR}/tbb/include")  
#// 库文件路径  
link_directories("${PROJECT_SOURCE_DIR}/opencv_linux/lib")  
link_directories("${PROJECT_SOURCE_DIR}/tbb/lib/intel64/gcc4.1")  
#// 自动搜“.cpp  .c .cxx”文件  
# 多个文件夹下要注意　aux_source_directory（）的结果不能合为一个变量，建议写成两个  
aux_source_directory(./src  SRC_FILE)  
aux_source_directory(./src2 SRC_FILE_2)  
  
message(STATUS "source file" ${SRC_FILE})  
message(STATUS "source file 2" ${SRC_FILE_2})  
  
add_executable(${TARGET} ${SRC_FILE} ${SRC_FILE_2})  
#// 链接库  
target_link_libraries(${TARGET} "opencv_core")  
target_link_libraries(${TARGET} "opencv_highgui")  
target_link_libraries(${TARGET} "opencv_features2d")  
target_link_libraries(${TARGET} "opencv_imgproc")  
target_link_libraries(${TARGET} "opencv_legacy")  
target_link_libraries(${TARGET} "opencv_ml")  
    
set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)    

检查是否链接了指定的库：<重要>

ldd ./bin/tool_train

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