Unload LD_PRELOAD without restart process

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I using LD_PRELOAD to hook function like LD_PRELOAD=my_lib.so ./my_exec

How can I unload my_lib.so when the hook function called without restart the process?

ld-preload linux c
1 Answers

You can't unload a preloaded libraray.

However what you could do is implement a my_lib_shim.so as wrapper-shim that later on loads the library proper using dlopen and populate the hooks with dlsym. Unloading then was possible with dlclose.

user_5243680
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