Fix sigtimedwait manpage.
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Authored by dchagin on Apr 20 2022, 6:53 PM.

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imp
jilles

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manpages

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rGf482354a8636: Fix sigtimedwait manpage.
rG89ecdff2c32c: Fix sigtimedwait manpage.

Summary

Historically, sigtimedwait() blocks indefinitely if timeout is NULL.

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rG FreeBSD src repository

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Event Timeline

dchagin created this revision.Apr 20 2022, 6:53 PM

Herald added a reviewer: manpages. · View Herald TranscriptApr 20 2022, 6:53 PM

Herald added a subscriber: imp. · View Herald Transcript

dchagin requested review of this revision.Apr 20 2022, 6:53 PM

Harbormaster completed remote builds in B45257: Diff 105215.Apr 20 2022, 6:53 PM

dchagin changed the repository for this revision from rS FreeBSD src repository - subversion to rG FreeBSD src repository.Apr 20 2022, 6:53 PM

POSIX indeed leaves this behavior unspecified, but Linux chooses the same as we do. Might want to add something like

POSIX leaves the behavior of
.Fn sigtimedwait
with a
.Dv NULL
.Fa timeout
pointer unspecified.

to the STANDARDS section.

Done, thanks!

Harbormaster completed remote builds in B45287: Diff 105245.Apr 20 2022, 9:15 PM

imp accepted this revision.Apr 20 2022, 9:26 PM

This revision is now accepted and ready to land.Apr 20 2022, 9:26 PM

jilles accepted this revision.Apr 20 2022, 10:11 PM

Closed by commit rG89ecdff2c32c: Fix sigtimedwait manpage. (authored by dchagin). · Explain WhyApr 21 2022, 7:53 AM

This revision was automatically updated to reflect the committed changes.

dchagin added a commit: rG89ecdff2c32c: Fix sigtimedwait manpage..

dchagin added a commit: rGf482354a8636: Fix sigtimedwait manpage..Jun 17 2022, 7:42 PM

Revision Contents
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Path

Size

lib/

libc/

sys/

sigwaitinfo.2

13 lines

Diff 105259

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lib/libc/sys/sigwaitinfo.2

Fix sigtimedwait manpage.ClosedPublicActions