On Fri, Feb 04, 2022 at 23:11:29 +0100, Jakub Wilk wrote:
> https://www.sourceware.org/ml/libc-alpha/2018-09/msg00270.html hints that
> you can use poll() to query for open fds. That should be efficient, portable
> and async-signal-safe.
I just saw this report, and happened to have some code to do
Package: libbsd0
Version: 0.11.5-1+b1
closefrom() is documented to be async-signal-safe on FreeBSD:
https://www.freebsd.org/cgi/man.cgi?sigaction
I'd like it to be async-signal-safe in libbsd too.
The current implementation uses opendir()/readdir()/closedir() and
reallocarray()/close(), which a
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