CMAKE学习记录（二）

cmake .. -DCMAKE_BUILD_TYPE=Debug  #根据cmake参数来设置编译类型

SET(CMAKE_BUILD_TYPE “Debug”)

if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
  message("Setting build type to 'RelWithDebInfo' as none was specified.")
  set(CMAKE_BUILD_TYPE Debug CACHE STRING "Choose the type of build." FORCE)

find_package(Boost 1.46.1 REQUIRED COMPONENTS filesystem system)

if(Boost_FOUND)
    message ("boost found")
else()
    message (FATAL_ERROR "Cannot find Boost")
endif()

target_link_libraries( third_party_include
    PRIVATE
        Boost::filesystem
)3. 包含子目录 cmake思路