generallib/CMakeLists.txt

cmake_minimum_required(VERSION 3.11)
message( "current compiler " ${CMAKE_CXX_COMPILER_ID})
message("current CXX compiler is " ${CMAKE_CXX_COMPILER})
message("current X compiler is " ${CMAKE_CXX_COMPILER})
message("current make is " ${CMAKE_MAKE_PROGRAM})
enable_language(CXX)
project(generallib)
add_subdirectory(general)
SET(SRC_SDK sdk_main.c test/src/heapsort/main.c)#生成动态库需要至少包含一个源文件
add_library(generallib STATIC $<TARGET_OBJECTS:General>  ${SRC_SDK})
message("CMAKE_BINARY_DIR is " ${CMAKE_BINARY_DIR})
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/libd)
link_directories(general/third/lib)
set_target_properties(generallib PROPERTIES LINKER_LANGUAGE CXX)
target_link_libraries(generallib public
        -Wl,--whole-archive
        libevent.a
        -Wl,--no-whole-archive
)
message("current path is" ${CMAKE_CURRENT_SOURCE_DIR})
IF (WIN32)
    if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
        message("using clang")
    elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
        message("using gcc")
        add_custom_command (
                TARGET generallib POST_BUILD
                COMMAND  ar -x
                ${CMAKE_CURRENT_SOURCE_DIR}/libd/libevent.a 
                COMMENT "package library  ar -x ${CMAKE_CURRENT_SOURCE_DIR}/libd/libevent.a " 
        )

        add_custom_command (
                TARGET generallib POST_BUILD
                COMMAND  ar rc libgeneral.a  *.obj
                COMMENT "package library  ar rc *.o "
        )
        add_custom_command(
                TARGET generallib POST_BUILD
                COMMAND   del *.o *.obj
                COMMENT "remove all step library"
        )
        # using GCC
    elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Intel")
        message("using asm")
    elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC")
        message("using msvc")
    endif()

endif()