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Title:	SIG30-C. Call only asynchronous-safe functions within signal handlers
Author:	Justin Pincar	May 22, 2007
Last Changed by:	Caden Milne	Nov 12, 2024
Tiny Link: (useful for email)	https://wiki.sei.cmu.edu/confluence/x/MtYxBQ
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Android (1)     Page: Applicable in Principle to Android (C Rules/Recomendations)

SEI CERT C Coding Standard (6)     Page: MSC22-C. Use the setjmp(), longjmp() facility securely     Page: ENV32-C. All exit handlers must return normally     Page: SIG31-C. Do not access shared objects in signal handlers     Page: ERR32-C. Do not rely on indeterminate values of errno     Page: CC. Undefined Behavior     Page: SIG02-C. Avoid using signals to implement normal functionality

SEI CERT C++ Coding Standard (1)     Page: MSC54-CPP. A signal handler must be a plain old function

Parent Page     Page: Rule 11. Signals (SIG)

• asynchronous
• not-for-cpp
• review-dms
• compass/rose
• review
• ptc
• review-rcs
• rose-partial
• rule
• review-ajb
• sig

Time	Editor
Nov 12, 2024 08:51	Caden Milne	View Changes
Updated references from C11->C23
Oct 13, 2024 12:21	Swasti Shrivastava	View Changes
Sep 19, 2024 14:21	Robert Schiela	View Changes
no op test
Apr 20, 2023 05:29	Jill Britton	View Changes
May 19, 2022 10:38	Jon O'Donnell

External Links (12)
    https://www.kb.cert.org/vulnotes/bymetric?searchview&query=…
    https://wiki.sei.cmu.edu/confluence/display/c/AA.+Bibliogra…
    seclists.org/bugtraq/1997/Jan/0011.html
    https://www.mathworks.com/help/bugfinder/ref/certcrulesig30…
    https://wiki.sei.cmu.edu/confluence/display/c/How+this+Codi…
    https://wiki.sei.cmu.edu/confluence/display/c/Polyspace+Bug…
    www.openbsd.org/cgi-bin/man.cgi?query=signal
    cwe.mitre.org/data/definitions/479.html
    https://cwe.mitre.org/data/index.html
    https://wiki.sei.cmu.edu/confluence/pages/viewpage.action?p…
    www.kb.cert.org/vuls/id/834865
    https://wiki.sei.cmu.edu/confluence/pages/viewpage.action?p…

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