Fix SetThreadName on Linux #29
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SetThreadName set the name of current thread, where it is expected to set the target thread. This change will store the name if the thread is not started. Then, set the name after the thread is created. Also fix missing upper 32-bit of the pointer on AMD64.
norihiro
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Description
SetThreadName set the name of current thread, where it is expected to set the target thread. This change will store the name if the thread is not started. Then, set the name after the thread is created.
The original code uses
prctlto set the name. However, the cast tounsigned longwill loose the upper 32-bit of the 64-bit pointer on 64-bit system. This PR also fix to usepthread_setname_npto fix the issue.ntv2/ajalibraries/ajabase/system/linux/threadimpl.cpp
Line 612 in 2e64749
Step to reproduce the issue
OS: Fedora Linux 34
topWithout this fix,
topshowsAJA Video Outpuas the name of the main thread of OBS Studio.With this fix,
topshows the original name of the thread. When hitH, stillAJA Video Outpuappears as another thread.