Date: Thu, 27 Apr 2017 15:57:25 +0300 From: Konstantin Belousov <kostikbel@gmail.com> To: Willem Jan Withagen <wjw@digiware.nl> Cc: "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org> Subject: Re: Disabling program core dumps Message-ID: <20170427125725.GM1622@kib.kiev.ua> In-Reply-To: <32ac85ed-f0e5-2f80-299a-3bb1166cd5e6@digiware.nl> References: <32ac85ed-f0e5-2f80-299a-3bb1166cd5e6@digiware.nl>
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On Thu, Apr 27, 2017 at 02:36:52PM +0200, Willem Jan Withagen wrote: > Hi, > > Running (googletest) tests some are expected to die: EXPECT_DEATH(). > This normally dumps a core, but since it is expected that core is rather > useless. > > Thusfar I've found the best way to limit a program to dump core (from > within the program) is to set its RLIMIT_CORE to 0. > > So I can do this before the test, and then set the old size back once > the test is finished. > > Or is there another way, like setting a flag in process state (which I > have not been able to find) See procctl(2) PROC_TRACE_CTL command. Disabling tracing also disables coredumping.
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