Linking c shared library
Nettet25. aug. 2024 · 进入 opencv 目录下的3rdparty的对应目录CMakeFiles/ *.dir下(所有的,是3rdparty目录下所有的),打开flags.make,在C_FLAGS = 后添加-O3 -fPIC,用来支持在64位机上编译 如…/3rdparty/zlib/CMakeFiles/zlib.dir/flags.make 修改C_FLAGS = -W -Wall 为 C_FLAGS = -O3 -fPIC -W -Wall 和 修改CXX_FLAGS = -W -Wall 为 C_FLAGS = …
Linking c shared library
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Nettet8. apr. 2024 · Statically Linking C To statically link a C module with a C program, main.c: #include extern int dll (); int main () { printf ("+main ()\n"); dll (); printf ("-main ()\n"); return 0; } dll.c: #include int dll () { printf ("dll ()\n"); return 0; } Build: gcc -c dll.c gcc -c main.c gcc -o main main.o dll.o ./main Nettet16. des. 2011 · When you compiled the program, you linked it properly; using -L. -lmylib. However, if it's not a standard system library, the execution environment needs to know …
NettetSorted by: 27. I think that what you want is to import a library for CMake: add_library (testlib SHARED IMPORTED) set_property (TARGET testlib PROPERTY … Nettet23. feb. 2024 · A shared library developed in the C programming language always consists of at least two files: A header-file with the function prototypes, macros and type …
Nettet22. jun. 2024 · Shared libraries are useful in sharing code which is common across many applications. For example, it is more economic to pack all the code related to TCP/IP … Nettet12. apr. 2024 · 29.7K subscribers Subscribe No views 1 minute ago C++ : Can I build a shared library by linking static libraries? To Access My Live Chat Page, On Google, Search for "hows tech …
Nettet5. apr. 2016 · This program can now be compiled using gcc and linking in the cuda shared library. For example gcc -o out_file main.c -lname_of_shared_library where name_of_shared_library is the name as in the preceding section. If the library is not in the same folder as the file you are compiling you may need to specify the location using …
NettetBasically, you should include the class' header file in the code where you want to use the class in the shared library. Then, when you link, use the '-l' flag to link your code with … twitter 3357447Nettet13. des. 2024 · 1. You will need to look for problems in library B's code. std::string, verbatim, is not something that's expected to be an actual type referenced from an … twitter 3357345Nettet20. mai 2016 · You definitely need to link every required library before you compiled successfully. The linker ld would try to link specific libraries under its search path. For … twitter 3357476Nettet28. jan. 2015 · You practically cannot (i.e. should never) do that.Shared libraries should be position independent code, but static libraries are not.. If you want to link libaa into … twitter 35093563Nettet15. nov. 2013 · to link a compiled .so, do -lmylibname. where libmylibname.so is the shared library. and if necessary add to the linkpath with gcc option -L. – amdixon Nov … taking off filterNettetStep 1: Compile C code to object file gcc -c -o library.o library.c There are two options: c: to specify the creation of object file o: to specify the name of the final object file Step 2: Create shared library file using object file gcc -shared -o libfoo.so library.o There are two options: shared: to specify the creation of shared library twitter 3440 1440Nettet19. okt. 2016 · If you need to statically link to libourown.so, you have two options: generate the static version of the library, libourown.a, and link against that. use a tool like statifier to embed libourown.so in your executable. Libc is linked to executables dynamically by … twitter 3463148