Cmake link static library txt. txt I force static Boost libraries: Oct 24, 2018 · The issue is that Android Studio via its Gradle plugin, by default, will not build a CMake target that is a STATIC library. Besides, lib2 depends on lib1. When another target links to one of the libraries CMake repeats the entire connected component. As long as the order of static libraries is correct, and as long as dependencies of static libraries are satisfied, I get an ELF using some dynamic libraries (i Jan 18, 2022 · The elegant way: as JohnFilleau suggested, suppose we generate pynq and cma libraries via CMake, then we treat them as "packages", and we "find package and link package", with commands like find_package() for external installed packages, or just use target_link_libraries() if build from same CMake based project. Mar 14, 2018 · Thanks for replying. TODO 3: Click to show/hide answer. In the root May 9, 2017 · Doing this, however, does not work, and the project ends up not linking (the symbols from the backward-cpp library are not found), unless I link the output executables to the third party library directly, in the root CMakeLists. Thus the actual behavior is library-specific. This will look for a CMakeLists. -- The C compiler identification is GNU 5. In this section we will show how the BUILD_SHARED_LIBS variable can be used to control the default behavior of add_library() , and allow control over how libraries without an explicit type ( STATIC , SHARED, MODULE or OBJECT) are built. c) target_compile_options(unit1 PRIVATE -fPIC) add_library(unit2 OBJECT unit2. ├── include. Provide details and share your research! But avoid …. so file Apr 23, 2020 · 3. WorldLib. 13 there is the add_link_options command. It applies to all subsequent add_library and add_executable commands in the same scope and sub-scopes. CMake: Cannot link to a static library in a subdirectory Hot Network Questions Determining Jordan canonical form(JCF) of an operator given by complex differentiation. Peter Mortensen. This can be useful for project-wide settings. 2k 22 109 132. link_libraries() 函数会自动搜索库文件。如果找不到库文件，则会生成错误 Jun 10, 2013 · set(CMAKE_EXE_LINKER_FLAGS "-static-libgcc -static-libstdc++") This works without passing a -static which creates other big issues, and can essentially mix static and dynamic libraries. txt file so that the library will get built. Add there a static library target calling add library with the sources there. Feb 16, 2017 · For some reason, however, CMake is unable to find my library A when trying to link to the executable runnerA. cpp 调用 mylib. I already checked that link. xxx - is the library name. For example: add_link_options("-fexceptions") add_executable(first-test first. If a dependency has no CMakeLists. $ cmake . Apr 15, 2024 · Hello, I have a simple library project, which consumes an other library, provided as a CMake installation configuration (throught a ZIP and a call to FetchContent). See CMake Useful Variables for more information. framework. Under root directory, there is no source code, all it does is based on user input (command line) to go into different sub-directories to build each static libraries and try to link all of Sep 24, 2023 · B’s CMakeLists. A library target name: The generated link line will have the full path to the linkable library file associated with the target. You need to use targets. My problem is that I don't really know how to link the libraries Dec 30, 2020 · 19. Nov 9, 2016 · Snooping around there I found that in the link. so) target_include_directories(externalLibA. txt: In this section we will show how the BUILD_SHARED_LIBS variable can be used to control the default behavior of add_library(), and allow control over how libraries without an explicit type (STATIC, SHARED, MODULE or OBJECT) are built. Note. For example: CMAKE_SHARED_LIBRARY_PREFIX; CMAKE_SHARED_LIBRARY_SUFFIX; CMAKE_STATIC_LIBRARY_PREFIX ; CMAKE_STATIC Jul 11, 2016 · If you happen to know the answer to this question, do you also know if there is a way to cause a 3rd party CMake project to be compiled with this flag without modifying its CMakeLists. INTERFACE ${CMAKE_SOURCE_DIR}/lib) Mar 15, 2019 · set(OPENSSL_USE_STATIC_LIBS TRUE) find_package(OpenSSL REQUIRED) target_link_libraries(program OpenSSL::Crypto) If you have already executed cmake without setting of OPENSSL_USE_STATIC_LIBS , then you need to remove CMake cache ( CMakeCache. h> And this is fine. Assume your project called myProj and the pre-built library myLib. target_link_libraries(. Asking for help, clarification, or responding to other answers. 0. add_library(externalLibA SHARED IMPORTED) set_target_properties(externalLibA. Create a lib directory under the project root. lib file (import file). Jan 3, 2024 · To link the prebuilt library to your own native library, add it to the target_link_libraries() command in your CMake build script: target_link_libraries( native-lib imported-lib app-glue ${log-lib} ) To package the prebuilt library into your APK, you need to manually configure Gradle with the sourceSets block to include the path to your . txt file? I have run across static libraries missing that flag. c) target_compile_options(unit2 PRIVATE -fPIC) add_library(merged SHARED $<TARGET_OBJECTS:unit1> $<TARGET_OBJECTS:unit2 Jun 20, 2016 · I have a very similar problem to one described on the cmake mailing list where we have a project dependent on many static libraries (all built from source in individual submodules, each with their own CMakeLists. txt call this cmake file with. Here is the files structure : └── DepTest ├── CMakeLists. find_package itself does nothing of the sort, it simply looks for the correct script and calls it. Introduction. The main thing it's missing is handling dependencies. g. I expected to have there compiler from cross toolchain like arm-linux-gnueabihf-g++. dll) is wrong: it defines a library which should be built by CMake. 0 file to be present on the target. Aug 20, 2021 · Here is a minimal example using object libraries to manage sharing object files between static (or shared!) libraries and how to link to them. txt that encloses a larger project with multiple executables inside it, and each of those executables has different compile macros, and both have target_link_libraries to a static lib, will it auto&hellip; May 15, 2019 · What the author wants to do is be able to use the library in other cmake projects (e. In my CMakeLists. Apr 7, 2011 · For example, in CMakeList. add_executable(MyExecutable ) in your CMakeLists. txt in other <target> which is not executable but static library there is command from cross toolchain like /usr/bin/arm-linux-gnueabihf-ar. My project structure is as follows: my_project ├── CMakeLists. h ├── src │ ├── CMakeLists. txt under feature_1 directory, it has a line to create static library target: add_library(feature_1, STATIC, ${FEATURE_1_SRCS}) > 4. Select the CUDA runtime library for use when compiling and linking CUDA. md ├── CMakeLists. txt cmake_minimum_required(VERSION 3. Oct 14, 2023 · Linking Static System Libraries. Feb 25, 2017 · 8. The buildsystem will have a dependency to re-link <target> if the library file changes. Since a static library does not link, it does not consume the object files from object libraries referenced this way. $ cd bin. You can also look at this Exported Target . asm ├── crti. txt I have the following lines for adding CURL: #option(CURL_STATICLIB "Set to ON to build libcurl with static linki Feb 16, 2015 · 10. framework". In that case the type of the library will be selected according BUILD_SHARED_LIBS variable. 2) add_library(unit1 OBJECT unit1. First it's important to recognize that static libraries do not link other static libraries into the code. ExternalProject_Add(my_copy_of_opencv_project CMAKE_ARGS -D BUILD_SHARED_LIBS=NO Oct 29, 2019 · You can either construct such an imported target manually in the find script, or have CMake do it for you. I am able to build executable runnerB with no problem. cpp) # 链接到静态库 link_libraries (my_app my_static_lib) # 链接到共享库 link_libraries (my_app my_shared_lib) 注释. For convenience, we will create and use a separate folder for it. Oct 14, 2017 · I'm using CLion with CMake. txt <--- Top-level CMakeLists. For example: TARGET_LINK_LIBRARIES(ExecutableName xxx) where ExecutableName - is the name of executable. Jun 15, 2011 · To expand on DLRdave answer above you don't need set manually prefixes and suffixes for static libraries because CMAKE provides variables with the right ones for each platform. 参考：【【公开课】现代CMake高级教程（持续更新中）】 【公开课】现代CMake高级教程（持续更新中）_哔哩哔哩_bilibili引用库的一些方法以 main. cpp) target_link_libraries(B PRIVATE C) And A’s CMakeLists. ${PROJECT_NAME} HelloLib. dll prefix. May 9, 2019 · Because CMake includes system libraries in the search path by # default, you only need to specify the name of the public NDK library # you want to add. cpp) target_link_libraries(demo ${CMAKE_THREAD_LIBS_INIT} ${CMAKE_DL_LIBS} lutil) target_link_libraries(demo pybind11::embed) and here the output of the cmake. If you can't find the static versions of the libraries through pacman, consider building the libraries from source with static linkage enabled. With that said, CMake allows you to add dependencies to static library targets in the CMakeLists. Thus, to forward your intended link flags to the linker, you must use the LINKER: prefix. add_library(mainlib SHARED) target_link_libraries(mainlib Apr 21, 2022 · ADD_LIBRARY(${library_target} STATIC ${sources} ${includes}) And then pass the BUILD_SHARED_LIBRARIES to cmake from command line: cmake . Luckily, you can explicitly specify the targets you want to produce, e. AFTER this line, try to add. You can just embed your my_commons lib in your project's CMakeLists. txt ├── Makefile ├── crt1. This is how you add linker flags to a target in modern CMake (3. Shows a hello world example which first creates and links a static library. Now let's see how this library can be linked to our project. This can be useful in many cases: Jan 22, 2013 · I think it's CMake's default behavior to not link project2 to the external library, but to link both libraries to the executable. The good way to do it is to define respective target which will represent library. Jul 12, 2021 · (As you probably know, a static library doesn't store any information about the linkage, a static library is just a collection of object files. so. On step 4, we created a static library called cmake_testapp_lib (the default filename is libcmake_testapp_lib. dll, you can add the following flag to your CMakeLists. void work (void parg) {. txt │ ├── a. cpp Feb 12, 2022 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. To accomplish this we need to add BUILD_SHARED_LIBS to the Jan 25, 2021 · 0. c ) TARGET_LINK_LIBRARIES( ${APP_EXE} MyStaticLib ) Mar 29, 2023 · If you're asking about how to link your project to the pre-built static library, you can do like this by calling target_link_libraries. Looking into other link. txt file: Oct 14, 2023 · By default, pacman installs the import libraries (. Create a CMakeLists. It is a wrapper around the built-in add_executable() command, and provides additional logic to automatically handle things like linking of Qt plugins in static Qt builds, platform-specific customization of library names, and so on. main. PROPERTIES IMPORTED_LOCATION ${CMAKE_SOURCE_DIR}/libA. You get: Jan 26, 2021 · target_link_libraries(my_library PRIVATE JPEG::JPEG) You have to give the imported target name to target_link_libraries. CMake verifies that the library exists before # completing its build. so" at the paths mentioned in LINK_DIRECTORIES () macro. New in version 3. As of my understanding CMake searches for "libxxx. Jul 20, 2015 · It shows how two "static" libraries, one with two visible symbols, both with by default hidden symbols, are added to a shared library, which is then used to link an executable. so by my cmake script it also terminated without issue. To force CMake to use the static variant of system libraries, such as libstdc++. What I'm doing is I have a copy of opencv source code in my project and include it into my CMakeLists. add_library(sublib_a STATIC source1. txt: target_link_libraries(myProject . Also, it is impossible to link with . TODO 2: Click to show/hide answer. find_library( # Sets the name of the path variable. Linking libraries Static libraries. Nov 6, 2021 · here is files and subdirectory in the xcrt directory: ├── CMakeLists. txt in lib. The idea is to create lib1 and lib2 as static, and then link both to the mainLib, which must be a shared library. In the first case, create a FindPower. a". You have to also add its sources to be compiled. add_executable(main main. ) But while the file with the static library doesn't store linkage information, the CMake target, which represents that static library, will be "aware of linkage". The named target must be created by add_library() within the project or as an IMPORTED library . MyLib contains source for a static library; MyApp needs to link against that library. -DBUILD_SHARED_LIBRARIES=False. CMake cannot magically determine include paths from a fully compiled static library it didn't even know it built. I can use the same technique to combine different static library (OBJECT) within the subdirectory's CMakeLists. I also think that you need to call add_project only once at the top level directory. All you need to do is to add the variable BUILD_SHARED_LIBS ( read about it in the official CMake documentation) to your CMake call setting it to FALSE, 0 or OFF. I have my own static library "libxxx. After adding target_link_libraries(encoding, common) the symbol tables is fixed. a files) which are not suitable for static linking. Your top-level CMakeLists. Since static libraries do not link to the libraries on which they depend, it is important for CMake to keep track of the libraries so they can be specified on the link line of the executable being created. In CMake, we use TARGET_LINK_LIBRARIES () to link a shared library to an library/executable. h>. Sep 21, 2010 · You build static OpenCV libraries by just setting the BUILD_SHARED_LIBS flag to false in CMake. link_libraries ¶. #include <pthread. The only non-platform specific thing (I think) is the __EXPORT Jul 21, 2015 · hardcode the include dirs, libraries and compile flags of the dependencies into the CMakeLists. txt ├── include ├── libraries │ ├── libevent │ │ └── CMakeLists. The encoding lib uses common lib but I failed to add the target_link_libraries between them. Feb 5, 2024 · Among the other libraries I am using, there is one that uses a different version of ssl and crypto. #include <stdio. I basically do: // CMakeLists. txt i. 17. cmake script file, make sure it's location is part of the CMAKE_MODULE_PATH and write the code for finding the library and header files and constructing the imported target in there. This is a simplified example showing the library and binary in the same folder. . c: In this section we will show how the BUILD_SHARED_LIBS variable can be used to control the default behavior of add_library, and allow control over how libraries without an explicit type (STATIC, SHARED, MODULE or OBJECT) are built. dir I have g++ command. I am using CMake as build system. txt file ( add_backward(MainExecutableA-Z) ). $ cmake --build . Start by creating a directory called linking_explained for your project: >_$ mkdir linking_explained $ cd linking_explained. The static libraries themselves have no information about its own dependencies. For this example, let's imagine I'm only using lib1, because the process would be the same for lib2. /* && cmake -DCMAKE_BUILD_TYPE=Debug . txt by invoking add_subdirectory. Then create a new file called add. add_subdirectory(lib) add the main target with. That being said, no, not directly. dll. txt: # CMake instructions to make the static lib ADD_LIBRARY( MyStaticLib STATIC Structure. /lib/libxxx. Aug 31, 2023 · That means, if a static library depends on another library, then you need to link with both. set(CMAKE_EXE_LINKER_FLAGS "-static ${STATIC_LIBS} -dynamic ${EVERYTHING ELSE} -static ${MORE_STATIC_LIBS}") I don't know why Xaw. txt of you main project (well, relative to super-repo root) build the dependencies before you configure your main project. txt file is in the parent directory, you need to call CMake using: cmake -DBUILD_SHARED_LIBS=OFF . dll library file: it should be . GameCenter) you need to have a "Link Binary with Libraries"-buildstep and then link with "GameKit. To accomplish this we need to add BUILD_SHARED_LIBS to the top-level CMakeLists. the exe is not linked 2 times for sure. txt looks something like this: add_library(A STATIC a. TODO 1: Click to show/hide answer. A combined library must be created, which on Linux can be done with ar. c. I'm trying to build on Linux with generated makefiles using the following CMakeLists. This is what we do: We create a separate CMake target google-test compile it as a library. Situations where a library search path may be needed include: Project generators like Xcode where the user can switch target architecture at build time, but a full path to a library cannot be used because it only provides This is another (little cleaner) way (Derek and ref):# ----- # Shared Library for runtime: your SO file(s) without directory # The actual file should be "libtest-lib. txt file to tie all the projects together. We include googletest folder to our source tree so that our project and Google Test stay together. cpp file2. creating lib1 using lib11 and lib12 objects and similarly lib2. Jul 8, 2015 · I am trying link one of my programs to libevent. Instead, the object files become transitive link dependencies of the static library. Jan 25, 2017 · Naive CMakeLists. a files). When a full path to a framework is used as a library, CMake will use a -framework A, and a -F<fullPath> to link the framework to the target. cpp ) include the directories. from an `add_subdirectory()` call. cpp) # The main library that contains all of the sub libraries. – Tsyvarev. The line add_library(SDL2 SDL2. target_link_libraries(XXX PUBLIC pthread) OR. TLDR: See this GitHub repo with the full code I'm trying to use cmake (on Linux with GNU make and g++) to build a project with two sub-directories: MyLib and MyApp. The static versions usually have the extension . Jul 4, 2014 · I have my external library as shown in this picture that I create the symbolic links after: and the headers related to the library in other file: Mar 24, 2014 · I have a project that depends on opencv (which is a cmake project on its own) and I want to statically link opencv libraries. lib, you can it do like this: target_link_libraries(myProj myLib) edited Mar 29, 2023 at 11:45. txt Jun 27, 2019 · For me the following solution of my CMakeLists. so", but you put without "lib" in here. a isn't available on your system, probably because the package maintainer of your Linux distribution didn't really make them available. Jan 8, 2012 · For Entitlements to work (e. Next, the new library target is linked to the executable target using target_link_libraries(). cpp) target_link_libraries(A PRIVATE B) Now, I know the dependency to C is passed along to A thru B – that makes sense! qt_add_executable() tells CMake that we want to build an executable (so not a library) called helloworld as a target. CMakeLists. Sep 29, 2021 · CMakeLists. The root CMakeLists. In level1/CMakeLists. The method used is that of @Tsyvarev, combined with the VISIBILITY target property mentioned by @Zaufi. asm Try running the project so that it gets deployed to Raspberry Pi and then show the dynamic library dependencies for it using the ‘ldd’ tool: As you can see, CMake has automatically picked the dynamic version of the library instead of the static one, so the program will expect the libsqlite3. Apr 16, 2024 · 9. However, I want to use static dispatching as I have the luxury to know the target hardware: Jun 12, 2019 · You can use a top-level CMakeLists. Oct 19, 2023 · I am linking statically IPP to my project using CMake. Adding the additional dependencies seems to be superflous, as CMake fill figure it out by target_link_libraries. txt in <target>. Consider two source files: test1. c: Aug 1, 2016 · Yes, target_link_libraries is a correct way to set linker flags or linker options. Item names starting with -, but not -l or -framework, are treated as linker flags. a target called "example"), simply by doing the following: find_package(JSONUtils 1. c #include <ipp. a without the . The allowed case insensitive values are: Link with -cudart=none or equivalent flag (s) to use no CUDA runtime library. This can be used to locate static libraries on UNIX-like systems. Sep 25, 2019 · This is caused by dependencies between static libraries. Oct 13, 2023 · To make sure that CMake uses libraries with MSYS2 here are a few things you can do; Static Libraries, with Pacman ; When installing libraries using pacman make sure you're getting the versions than just the import libraries ( . Nov 29, 2018 · But based on the statement made that you didn't use add_subdirectory() for the library you need to make the following change. asm └── crtn. May 9, 2023 · If I have a CMakeLists. txt: Dec 14, 2021 · 0. e. a). txt looks something like this: add_library(B STATIC b. From the docs for target_link_libraries: The library dependency graph is normally acyclic (a DAG), but in the case of mutually-dependent STATIC libraries CMake allows the graph to contain cycles (strongly connected components). CMAKE_CUDA_RUNTIME_LIBRARY. After downloading gtest and creating the cmake structure, you can build you program: $ mkdir bin. md ├── build │ └── Build stuff └── software ├── README. This also serves as a basic project template for a modern CMake library build. --target SomeLibrary Scanning dependencies of target SomeLibrary [ 50%] Building CXX object libraries/SomeLibrary Jun 24, 2017 · 7. txt ├── include │ └── DepTest │ └── a. We can accomplish this by removing the numbers source files from our target and instead use add_subdirectory to add the numbers directory. a) And this way I'm including lib Oct 25, 2009 · target_compile_options solution above is wrong, it won't link the library. txt needs to contain both: add_subdirectory(exec_folder) add_subdirectory(lib_folder) Otherwise bar will not be built and target_link_libraries(foo bar) will just search for some random bar. This command cannot be used to add options for static library targets, since they do not Feb 16, 2017 · add_executable(myExe main. I'm trying to link it this way in CMakeLists. txt via. add_link_options(<option> ) This command can be used to add any link options, but alternative commands exist to add libraries ( target_link_libraries() or link_libraries() ). Jun 6, 2018 · No no, of course it is not necessary. txt or any other build script suitable for your system, you need to find or write one. txt Updates. Typically these would be in sub-projects as described in section 02-sub-projects. If the library found is a framework, then <VAR> will be set to the full path to the framework <fullPath>/A. cpp) For specific targets there is target_link_options: Feb 9, 2020 · Furthermore, I use CMake as my build system and I'm passing C:\vcpkg\scripts\buildsystems\vcpkg. android { defaultConfig { externalNativeBuild { cmake { targets "native_staticlib" } } } } Mar 6, 2021 · In this article we're going to design a CMake build and find_package script that enables library users to easily choose and switch between the two library types. 13+): # my_tgt can be an executable, library, or module. add_library(lib file1. Use: SET(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -pthread") OR. c ) # CMake instructions to test using the static lib SET( APP_EXE StaticTest ) ADD_EXECUTABLE( ${APP_EXE} Main. Jun 10, 2018 · I have a problem with adding CURL library to CMake project. Feb 22, 2021 · This is because CMake propagates the PUBLIC / INTERFACE properties (like those set by target_include_directories) to linkees. cpp 里的 say_hello 函数为例。直接把库的源码包含… Jun 21, 2023 · The first thing to do is start to clean up the main CMakeLists. To make use of the new library we will add an add_subdirectory() call in the top-level CMakeLists. ¶. txt ├── README. If you already have a target_link_libraries() line for the MyExecutable target, just add curlpp to the others libraries. txt file, and will then handle linking with those dependencies. I am crosscompiling, so I load the environment using and script and all the variables seem to be recognized properly by CMake (I have printed Aug 10, 2022 · To make your project works, you need to install WorldLib and HelloLib and links against this two lib. txt is workable. cpp) add_library(sublib_b STATIC source3. txt file in that directory so we will write that next. cmake to CMake via the -DCMAKE_TOOLCHAIN_FILE CMake command. The files in this tutorial are below: ├── Hello. CMake "injects" the libraries on a "low level" into the commandline, hence Xcode doesn't really know about it, and as such you will not get GameKit enabled in the Capabilities screen. link_libraries([item1 [item2 []]] [[debug|optimized|general] <item>] ) Specify libraries or flags to use when linking any targets created later in the current directory or below by commands such as add_executable() or add_library(). c: int hi() { return 0; } test2. Make sure that you're linking against the correct libraries in your May 4, 2017 · CMakeLists. Documentation of target_link_libraries: Specify libraries or flags to use when linking a given target. This way the libHelloLib. So, if your CMakeLists. the exe is not linked 2 times for sure Nov 7, 2012 · Yes. I am aware that one cannot link static libraries to other static Feb 6, 2019 · That interface must be used by other libs, like lib1 and lib2. cpp ) Then in your main CMakeLists. I included the rest of the code, because it compiled just fine. For already-built libraries IMPORTED library target should be used. txt. So in your directory structure, this would be placed here: bin/ output/ src/libA/ src/libB/ src/appB/ CMakeLists. 31. txt: FIND_PACKAGE (OpenCV REQUIRED) TARGET_LINK_LIBRARIES (your-application ${OpenCV_LIBS}) Aug 18, 2020 · The command line above built and ran normally, and if I linked libpthtread. 0 REQUIRED) target_link_libraries(example JSONUtils::JSONUtils) In order to make this work, you will need to install and export the library. ) Or you can change HelloLib into a shared library. └── main. In my CMakeList. 4. txt file (as a sibling to the src directory) could look like this: May 19, 2020 · set(CMAKE_CXX_EXTENSIONS OFF) add_executable(demo demo_python. . I only included main executable to prove that the solution is working. I have trying to link this library A into the build of a second library, the B static library, with the command : add_library (A STATIC IMPORTED) set_target_properties (A PROPERTIES IMPORTED_LOCATION $ {A_LIBRARY_PATH}) add_library (B STATIC $ {source_files}) target_link_libraries (B A ) But I try another way to Another option, to avoid the problem, would be to create OBJECT instead of STATIC libraries for unit1 and unit2. txt describing the build process for each library) that I'd like to combine into a single static library for release to the consumers Okay, so I have a solution. The question is at the end. This variable is used to initialize the CUDA_RUNTIME_LIBRARY property on all targets as they are created. int val = (int )parg; printf (“worker tid=%d”, *val); *val = 100; } Feb 19, 2015 · The find_library() command provides the full path, which can generally be used directly in calls to target_link_libraries(). log-lib # Specifies the name of the NDK library that # you want CMake to This library is functionnal. so will also contains the symbol of WorldLib. I want my code in the subproject to link independently with curl, ssl, crypto, and the external library, and then link the subproject to the main. cpp source4. $ make. It is not enough to just include_directories with googletest. Sep 19, 2023 · This example will demonstrate how static linking works by showing the process of compiling and linking C code using CMake, a build system generator. Aug 25, 2020 · For static linking, I would use a FetchContent() approach to control the "static-ness" since most of Linux distro will tend to build libraries as shared then put them in directories following the FHS. See Linking static libraries to other static libraries for more info there. It causes problems when compiling a static library into a dynamic library. Then all you need to do to build your own application with those static libraries is to add a dependency on OpenCV in your CMakeLists. txt (CMakeLists4. That is the crux of the issue here. exe, I connect the static libraries IMGUI and IMGUI_GLFW to Core 1 time, the Core - shared library and it is added as a target_link in the root directory, from where the conflict between Core and IMGUI is created, if IMGUI to . See documentation of the directory and target LINK_OPTIONS properties. set_target_properties(XXX PROPERTIES LINK_LIBRARIES -pthread) Step 9: Selecting Static or Shared Libraries. From the book "Mastering CMake". Instead of using conditionals it is simpler to omit type of the library entirely. Well, that was easy! Mar 8, 2021 · Aside from just going to the library folder and running CMake from there, you can actually do it from the project root - by setting --target option on build: $ rm -r . cpp) target_link_libraries(myExe gtest_main gtest) The last three lines set the include path to googletest, add the executable and link the exe against gtest. cpp source2. Aug 3, 2012 · Since CMake 3. Link libraries to all targets added later. lib. Sep 22, 2021 · I don’t understand where it can appear at all when linking . 以下示例演示如何使用 link_libraries() 函数链接到静态库和共享库： add_executable (my_app main. The file structure and CMakeLists are as follows: ├── CMakeLists. 7) # The 'sub' libraries, e. txt ├── Makefile └── x86 ├── CMakeLists. txt) Once this has been said, lib1 and lib2 are meant to be built as static libraries and depends on "rt" and "pthread" shared libs for example. target_link_options(my_tgt PRIVATE "LINKER:-as-needed") Note that CMake always passes flags to the configured compiler. txt under build directory) before new attempt. txt set(IPP_SHARED OFF) find_package(IPP REQUIRED) target_link_libraries(myapp PRIVATE ${IPP_LIBRARIES}) and then // myapp. cpp. Mar 27, 2013 · If you are building an executable named MyExecutable, you must have a line like. nb ug bl lb ff ec cb fq cw px