Date: Wed, 05 Sep 2001 00:59:15 -0700 From: Terry Lambert <tlambert2@mindspring.com> To: Mikhail Teterin <mi@aldan.algebra.com> Cc: asmodai@wxs.nl, current@freebsd.org, arch@freebsd.org Subject: Re: proctitle progress reporting for dump(8) Message-ID: <3B95DB53.13AE8B42@mindspring.com> References: <200109041851.f84Ipfo55193@aldan.algebra.com>
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Mikhail Teterin wrote: > > Also, printf() allocates memory for floating point, so if that > > percentage is a floating point calculation, then you are in double > > trouble, since you are not allowed to call malloc() in a signal > > handler. > > That's interesting... I can modify it a bit, to round the percentage to > fit the %d if called as a signal handler. Thanks. Anything else? If setproctitle() calls malloc/strsave/etc., it is not safe to call in a signal handler. I'm not saying it does, I'm saying I haven't looked at the code in libc for the function, and you should, before using it in a signal handler... -- Terry To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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