我正在尝试使用CMake在我的主库中包含共享库。
我使用了本示例Trying to build shared library in CLion/CMake和C++ Link two Shared Library to main.cpp 但它不起作用。我正在获得对所有函数调用的未定义引用。
我的目录树是这样的:
**folder**
| **project folder**
| |
| |_main.cpp
|_
| |_CMakeLists.txt
| |
| **lib**
|_**lib1**
|_CMakeLists.txt
|_liblib1.so
|_**src**
|_lib1.cpp
|_**include**
|_lib1.h
这是我的项目CMakeLists.txt
:
cmake_minimum_required(VERSION 3.14)
project(DAL_project)
set(CMAKE_CXX_STANDARD 17)
set(GCC_COVERAGE_COMPILE_FLAGS "-lpq")
set(GCC_COVERAGE_LINK_FLAGS "-lpq")
include_directories(/usr/include)
include_directories(-I/home/yaodav/Desktop/git_repo/lib/internal/conn2/include/)
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${GCC_COVERAGE_COMPILE_FLAGS}")
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${GCC_COVERAGE_LINK_FLAGS}")
SET(SOURCE_FILES main.cpp SymbolInfo.cpp SymbolInfo.h SymbolDAL.cpp SymbolDAL.h AppSettingDAL.cpp AppSettingDAL.h AppSetting.cpp AppSetting.h)
add_executable(DAL_project ${SOURCE_FILES} )
我正在尝试将这些行添加到CMakeLists.txt
,但无法正常工作:
target_link_libraries(DAL_project conlibcon.so)
add_library(libconnlib SHARED IMPORTED -L../lib/internal/conn1)
答案 0 :(得分:2)
project(DAL_project)
set(CMAKE_CXX_STANDARD 17)
set(GCC_COVERAGE_COMPILE_FLAGS "-lpq")
set(GCC_COVERAGE_LINK_FLAGS "-lpq")
include_directories(/usr/include)
include_directories(/home/yaodav/Desktop/git_repo/lib/internal/conn2/include)
link_directories(/lib/internal/conn1 )
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${GCC_COVERAGE_COMPILE_FLAGS}")
SET(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${GCC_COVERAGE_LINK_FLAGS}")
SET(SOURCE_FILES main.cpp SymbolInfo.cpp SymbolInfo.h SymbolDAL.cpp SymbolDAL.h AppSettingDAL.cpp AppSettingDAL.h AppSetting.cpp AppSetting.h)
add_executable(DAL_project ${SOURCE_FILES} )
target_link_libraries(DAL_project connlib)
如果这不起作用,请尝试执行此操作 add_library(共享导入LIB_NAME) set_property(TARGET LIB_NAME属性IMPORTED_LOCATION FULL_PATH_TO_LIB)
将库添加到target_link_libraries,并将包含文件添加到include_directories