# Is it possible for "ccall" to call the shared library created by PackageCompiler.jl?

**URL:** https://discourse.julialang.org/t/is-it-possible-for-ccall-to-call-the-shared-library-created-by-packagecompiler-jl/84298
**Category:** General Usage
**Tags:** ccall, package-compiler
**Created:** [July 16, 2022, 3:14am UTC](https://discourse.julialang.org/t/is-it-possible-for-ccall-to-call-the-shared-library-created-by-packagecompiler-jl/84298 "2022-07-16T03:14:08Z")
**Posts on this page:** 1
**Showing post:** 50

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### Author: ![mkitti](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/mkitti/32/12459_2.png) [@mkitti](https://discourse.julialang.org/u/mkitti)
#### Post date: [July 25, 2022, 5:32pm UTC](https://discourse.julialang.org/t/is-it-possible-for-ccall-to-call-the-shared-library-created-by-packagecompiler-jl/84298/50 "2022-07-25T17:32:29Z")

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1. Sure, but these are aspirational goals. Here is the current code.

> <https://github.com/JuliaLang/julia/blob/master/src/init.c#L212>

1. Julia does not dynamically launch threads at the moment. They are allocated on startup. They are only shutdown at process exit at the moment.

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