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* sighook: Shard the signal tableTavian Barnes2024-06-071-7/+24
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* sighook: Ignore sigaction() errors in atsigexit()Tavian Barnes2024-06-071-10/+6
| | | | This fixes bfs under Valgrind, which reserves SIGRTMAX for its own use.
* sighook: Check that atomic size_t is lock-freeTavian Barnes2024-06-031-0/+4
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* sighook: Allow sigunhook(NULL)Tavian Barnes2024-05-251-0/+4
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* diag: New helpers to include xstrerror(errno) automaticallyTavian Barnes2024-05-171-2/+2
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* sighook: New utilities for hooking signalsTavian Barnes2024-05-161-0/+600
This allows multiple hooks to be installed for a single signal.