Fix SoapySDR::loadModule dlopen to hide symbols using RTLD_LOCAL

pothosware / SoapySDR

Vendor and platform neutral SDR support library.

https://github.com/pothosware/SoapySDR/wiki

Boost Software License 1.0

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Closed zuckschwerdt closed 5 months ago

zuckschwerdt commented 5 months ago

Closes #430

This fixes module symbols polluting the namespace on MacOS. This change is already the default on Linux.

guruofquality commented 5 months ago

I guess RTLD_LOCAL is the default when RTLD_GLOBAL is not specified https://www.man7.org/linux/man-pages/man3/dlopen.3.html

seems harmless enough for other platforms :-)