[RFC] [DON'T MERGE YET] Make crypt and crypt_gensalt use thread-local output buffers.#62

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zackw wants to merge 3 commits intodevelopfrom

zack/thread-safety

Commits on Jan 25, 2019

Make crypt and crypt_gensalt use thread-local output buffers.

zackw
authored and
besser82
committed
Abuse __cxa_thread_atexit_impl to free TLS pointers.
besser82
committed
Explicitly initialize TLS static pointers with NULL.
besser82
committed