Differential D20982

Document that setmode(3) is not thread safe.
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Authored by brooks on Jul 17 2019, 11:53 PM.

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markj
wblock
emaste

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manpages

Commits

rS350330: MFC r350116:
rS350329: MFC r350116:
rS350116: Document that setmode(3) is not thread safe.

Summary

In some circumstances, setmode(3) may call umask(2) twice to retrieve
the current mode and then restore it. Between calls, the process will
have a umask of 0.

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Build Status

Buildable 25389
Build 24030: arc lint + arc unit

Event Timeline

brooks created this revision.Jul 17 2019, 11:53 PM

Harbormaster completed remote builds in B25389: Diff 59860.Jul 17 2019, 11:53 PM

markj accepted this revision.Jul 18 2019, 1:23 AM

This revision is now accepted and ready to land.Jul 18 2019, 1:23 AM

Closed by commit rS350116: Document that setmode(3) is not thread safe. (authored by brooks). · Explain WhyJul 18 2019, 9:34 PM

This revision was automatically updated to reflect the committed changes.

brooks added a commit: rS350116: Document that setmode(3) is not thread safe..

Herald added a reviewer: manpages. · View Herald TranscriptJul 18 2019, 9:34 PM

Herald added a subscriber: imp. · View Herald Transcript

brooks added a commit: rS350329: MFC r350116:.Jul 25 2019, 5:33 PM

brooks added a commit: rS350330: MFC r350116:.Jul 25 2019, 6:16 PM

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lib/

libc/

gen/

setmode.3

9 lines

Diff 59860

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Document that setmode(3) is not thread safe.ClosedPublicActions