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Re: Crash recovery strategies

From: John Wiegley
Subject: Re: Crash recovery strategies
Date: Sun, 03 Jan 2016 15:20:40 -0800
User-agent: Gnus/5.130014 (Ma Gnus v0.14) Emacs/24.5 (darwin)

>>>>> Daniel Colascione <address@hidden> writes:

> The problem is that displaying a GUI dialog box requires re-entering the
> main event loop, which I think risks too much undefined behavior. A separate
> process sidesteps the problem.

It does do that. But maybe this is better as a v2 feature. Let's try just
prompting before shutdown first.

> The code that bothers me is the code that longjmps *out* of the sigsegv
> handler that catches stack overflow. The handler being there is fine. Under
> my proposed scheme, we won't longjmp out of the handler unless the user
> tells us to do that.

OK, that's easy enough to understand. I'll let Eli and Paul weigh in now
before continuing.

John Wiegley                  GPG fingerprint = 4710 CF98 AF9B 327B B80F
http://newartisans.com                          60E1 46C4 BD1A 7AC1 4BA2

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