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Questions tagged [libdl]

19 questions
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Exception Access Violation Error when executing C code within Julia Programming language

I am following along with some example code from JuliaAcademy (https://github.com/JuliaAcademy). I am trying to run C code from within Julia. I am using Windows 10, 64-bit and I have gcc installed on my computer and the Atom IDE to run Julia. Here…
DarkLink
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How to link with libdl library in cmake

My application depends on OpenSSL. So, I downloaded and built OpenSSL, and placed the static libraries (libssl.a and libcrypto.a) I require in known directory I have control over. In my application's cmake file, I use the find_library command to…
Mike Finch
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How to install libdl.so on linux contianers?

I am using Visual Studio .net Core with Linux Docker Contianers. I am attempting to use dlopen, which is part of the libdl.so library. I get: DllNotFoundException . Unable to load shared library libdl.so or one of its dependencies I was going to…
Jimmer Flash
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1 answer

How can "plugins" loaded by libdl refer to symbols in the program which loaded them?

Imagine that you have an application with a plugin based architecture, where each plugin is a *.so file that is dynamically loaded with dlopen(). The main application can refer to symbols via dlsym(), and so it may call functions of the plugin. How…
brenns10
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how to modify glibc dynamic linker to use with an x86 interpreter that doesn't support static binary?

I don't know if I can ask these kind of question here but I do it anyway. I'm trying to run 32-bit linux binaries in the browser in doing so I compiled box86 to wasm (box86js) and run couples of simple binaries directly in the browser. now I want a…
raoof
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How can I find the DynaLoader mapping of module names to opaque pointers?

According to the docs on DynaLoader dl_unload_file() Dynamically unload $libref, which must be an opaque 'library reference' as returned from dl_load_file. Returns one on success and zero on failure. This function is optional and may not…
Evan Carroll
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Buildroot: how to add libraries

I am working on a buildroot project to make a small custom os. I only include the absolute necessary packages. One of the things I add is a precompiled program that uses certain libraries that are not included on the system. I want the system to…
Steven
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Weird Backtrace After a Call Instruction Targeting Signal Functions

I tried to trace evince-3.28.4 execution using GDB. There is a callq instruction at some point in libdl, which is shown below (i.e., at _dl_lookup_symbol_x+840): │0x7ffff7de03f5 <_dl_lookup_symbol_x+837> mov %rbx,%rsi …
TheAhmad
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How to fix: Undefined undefined reference to symbol 'dlclose@@GLIBC_2.2.5 - libdl.so missing from CL

I've been porting this code to work with opencv3. https://github.com/anhttran/extreme_3d_faces So far I have made it through most of the compilation but I keep getting this error when its almost complete. I have looked at a number of occurances of…
spiketg
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No rule to make target '/usr/lib/x86_64-linux-gnu/libdl.a'

I am developing a C++ project which mostly was developed in my local machine. It consists of the following folders: installations/ #repository where I installed all the dependencies of my code src/ applications/ It builds/compiles/run without no…
NCLibardi
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Tesseract .net on macos, how to reference libdl.dylib on macOS12?

I'm running a .net application that requires a reference to libdl.so System.DllNotFoundException : Unable to load shared library 'libdl.so' or one of its dependencies. In order to help diagnose loading problems, consider setting the…
jamesdlivesinatree
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How to fix ImportError: System.DllNotFoundException: libdl.so

When I tried to import aesim.simba (power electronics package) in Jupyter notebook (I have Ubuntu budgie 21.10 as operating system), I got the following error import…
Messaoud Makhlouf
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dynamically loading a function in a shared library causes a segmentation fault

I have this simple library lib.h: int lib() lib.c: #include #include #define VK_NO_PROTOTYPES #include PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr; PFN_vkEnumerateInstanceLayerProperties…
Jim Morrison
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Warning: Unfamiliar unsecured document opened

I am editing a Word document in Genero Enterprise. Before opening the document I receive the following warning: This translates to: Unfamiliar unsecured document opened. This suggests that the user who created the document is not the same as the…
Ajita Gupta
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How to specify gcc to use "libdl.so.2" library for linking using CMake?

I'm getting this error while cross-compiliing mosquitto library. Linking C executable mosquitto /usr/lib/gcc-cross/arm-linux-gnueabihf/9/../../../../arm-linux-gnueabihf/bin/ld: CMakeFiles/mosquitto.dir/security.c.obj: undefined reference to symbol…
ck0ba
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