Library_Project/CMakeLists.txt

cmake_minimum_required(VERSION 3.5)

project(Library VERSION 1.1 LANGUAGES CXX)

set(CMAKE_AUTOUIC ON)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTORCC ON)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

#=========================================================
#**********************  Qt库的位置 *********************
#=========================================================

# message(STATUS "CMAKE_PREFIX_PATH : ${CMAKE_PREFIX_PATH}")
if(CMAKE_SYSTEM_NAME MATCHES Windows)
    
elseif(CMAKE_SYSTEM_NAME MATCHES Linux)
    set(CMAKE_PREFIX_PATH "/home/Apple/Qt/Qt5.12.12/5.12.12/gcc_64")
endif()
#=========================================================
#**************  指定可执行文件名称和位置 *****************
#=========================================================


#设置可执行文件名称
set(exec_name "Library")
#包含子文件夹
#include(${CMAKE_SOURCE_DIR}/CommonModule/common.cmake)

#设置可执行文件和库的输出位置
if(CMAKE_CXX_COMPILER_ID MATCHES GNU)
    message(STATUS "Using ${CMAKE_CXX_COMPILER_ID} Compiler")
    #设置可执行文件输出位置
    set(EXECUTABLE_OUTPUT_PATH ${CMAKE_SOURCE_DIR}/../bin_GNU)
    #设置库生成位置
    set(LIB_PATH ${CMAKE_SOURCE_DIR}/../bin_GNU)

    if(CMAKE_BUILD_TYPE MATCHES Debug)
        message(STATUS "编译类型:${CMAKE_BUILD_TYPE}")
    else()
        message(STATUS "编译类型:${CMAKE_BUILD_TYPE}")
    endif()

elseif(CMAKE_CXX_COMPILER_ID MATCHES MSVC)
    message(STATUS "Using ${CMAKE_CXX_COMPILER_ID} Compiler")
    # string(APPEND CMAKE_CXX_FLAGS " /Zc:__cplusplus /MP")
    #设置可执行文件输出位置
    set(EXECUTABLE_OUTPUT_PATH ${CMAKE_SOURCE_DIR}/../bin_MSVC)
    set(LIB_PATH ${CMAKE_SOURCE_DIR}/../bin_MSVC)
    if(CMAKE_BUILD_TYPE MATCHES Debug)
        message(STATUS "编译类型:${CMAKE_BUILD_TYPE}")
    else()
        message(STATUS "编译类型:${CMAKE_BUILD_TYPE}")
    endif()
    #设置MSVC使用UTF-8
    add_compile_options(
        "$<$<CXX_COMPILER_ID:MSVC>:/utf-8>"
    #   "$<$<CXX_COMPILER_ID:MSVC>:/source-charset:utf-8>"
    #   "$<$<CXX_COMPILER_ID:MSVC>:/execution-charset:utf-8>"
    )
    #消除MSVC对SPDLOG的兼容性警告
    add_compile_definitions("_SILENCE_STDEXT_ARR_ITERS_DEPRECATION_WARNING")
endif()


#指定库的位置，方便寻找
link_directories(${LIB_PATH})


#=========================================================
#*******************  定义一些参数变量 *******************
#=========================================================

#定义一些宏
if(CMAKE_BUILD_TYPE MATCHES Debug)
    add_compile_definitions(C_DEBUG)
elseif(CMAKE_BUILD_TYPE MATCHES Release)
    add_compile_definitions(C_RELEASE)
endif()

if(CMAKE_CXX_COMPILER_ID MATCHES MSVC)
    add_compile_definitions(MSVC)
elseif(CMAKE_CXX_COMPILER_ID MATCHES GNU)
    add_compile_definitions(GNU)
endif()


#需要定义这个宏，才会使用编译好的动态库
add_compile_definitions(SPDLOG_COMPILED_LIB)
#给spdlog添加宏定义，使其支持%#等源文件相关的标志
add_compile_definitions(SPDLOG_ACTIVE_LEVEL=SPDLOG_LEVEL_TRACE)


#=========================================================
#*********************  搜索添加包 **********************
#=========================================================

find_package(QT NAMES Qt6 Qt5 REQUIRED COMPONENTS Widgets)
find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Widgets)

find_package(Qt5 COMPONENTS
    Widgets
    Core
    # SerialPort
    Network
    # Multimedia
    Sql
    REQUIRED
)


#指定库的搜索路径，主要是 .cmake文件的位置
if(CMAKE_SYSTEM_NAME MATCHES Windows)
    message(STATUS "Using ${CMAKE_SYSTEM_NAME} System")
    list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/Libraries/qmqtt)
    if(CMAKE_CXX_COMPILER_ID MATCHES GNU)
        set(fmt_DIR ${CMAKE_SOURCE_DIR}/Libraries/gcc7.3/lib/cmake/fmt)
        set(spdlog_DIR ${CMAKE_SOURCE_DIR}/Libraries/gcc7.3/lib/cmake/spdlog)
        set(freetype_DIR ${CMAKE_SOURCE_DIR}/Libraries/gcc7.3/lib/cmake/freetype)
    elseif(CMAKE_CXX_COMPILER_ID MATCHES MSVC)
        set(fmt_DIR ${CMAKE_SOURCE_DIR}/Libraries/msvc2022/lib/cmake/fmt)
        set(spdlog_DIR ${CMAKE_SOURCE_DIR}/Libraries/msvc2022/lib/cmake/spdlog)
        set(freetype_DIR ${CMAKE_SOURCE_DIR}/Libraries/msvc2022/lib/cmake/freetype)
    endif()

elseif(CMAKE_SYSTEM_NAME MATCHES Linux)
    message(STATUS "Using ${CMAKE_SYSTEM_NAME} System")
    set(fmt_DIR ${CMAKE_SOURCE_DIR}/Libraries/deepin/lib/cmake/fmt)
    set(spdlog_DIR ${CMAKE_SOURCE_DIR}/Libraries/deepin/lib/cmake/spdlog)
    set(freetype_DIR ${CMAKE_SOURCE_DIR}/Libraries/deepin/lib/cmake/freetype)
endif()


find_package(fmt REQUIRED)
find_package(spdlog REQUIRED)
#在Windows中可能有冲突的地方，直接指明路径
# find_package(Freetype REQUIRED PATHS ${freetype_DIR})
find_package(qmqtt REQUIRED)

#打印搜索到的信息

message(STATUS "fmt Found: ${fmt_FOUND}")
message(STATUS "fmt Version: ${fmt_VERSION}")

message(STATUS  "spdlog FOUND: ${spdlog_FOUND}")
message(STATUS "spdlog Version: ${spdlog_VERSION}")

# message(STATUS "FreeType Found : ${Freetype_FOUND}")
# message(STATUS "FreeType Version : ${Freetype_VERSION}")

message(STATUS "qmqtt Found : ${qmqtt_FOUND}")
message(STATUS "qmqtt Version : ${qmqtt_VERSION}")
message(STATUS "qmqtt_INCLUDE_DIR : ${qmqtt_INCLUDE_DIR}")
message(STATUS "qmqtt_LIBRARY : ${qmqtt_LIBRARY}")


#=========================================================
#****************  搜索添加头文件和源文件 *****************
#=========================================================


#包含头文件
include_directories(
    ${CMAKE_SOURCE_DIR}
    ${CMAKE_SOURCE_DIR}/common/Logs
)

#包含源文件
file(GLOB SRC
    ${CMAKE_SOURCE_DIR}/*.cpp
    ${CMAKE_SOURCE_DIR}/common/Logs/*.cpp
)


#=========================================================
#********************  生成可执行程序 ********************
#=========================================================


#这里添加WIN32可以消除release模式下的cmd窗口
if(CMAKE_BUILD_TYPE MATCHES Debug)
    add_executable(${exec_name}
        # WIN32
        ${SRC}
    )
elseif(CMAKE_BUILD_TYPE MATCHES Release)
    add_executable(${exec_name}
        # WIN32
        ${SRC}
    )
endif()

target_include_directories(${exec_name} PRIVATE
    ${qmqtt_INCLUDE_DIR}
)


target_link_libraries(${exec_name} PRIVATE
    Qt5::Widgets
    Qt5::Core
    # Qt5::SerialPort
    Qt5::Network
    # Qt5::Multimedia
    Qt5::Sql
)

target_link_libraries(${exec_name} PRIVATE 
    # Freetype::Freetype
    fmt::fmt
    spdlog::spdlog
    ${qmqtt_LIBRARY}
    
)


#target_link_libraries(${exec_name} PRIVATE ${FT2_Name})

if(CMAKE_CXX_COMPILER_ID MATCHES MSVC)
    target_link_libraries(${exec_name} PRIVATE
        # debug ${qmqtt_LIBRARY}
        # optimized ${qmqtt_LIBRARY}
    )
elseif(CMAKE_CXX_COMPILER_ID MATCHES GNU)
    target_link_libraries(${exec_name} PRIVATE
        # debug ${CMAKE_SOURCE_DIR}/Libraries/gcc7.3/bin/Qt5Qmqtt.dll
        # optimized ${CMAKE_SOURCE_DIR}/Libraries/gcc7.3/bin/Qt5Qmqtt.dll
    )
endif()