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Re: [PATCH v3] getrandom system call wrapper [BZ #17252]
- From: Andreas Schwab <schwab at suse dot de>
- To: Florian Weimer <fweimer at redhat dot com>
- Cc: GNU C Library <libc-alpha at sourceware dot org>
- Date: Thu, 08 Sep 2016 15:01:00 +0200
- Subject: Re: [PATCH v3] getrandom system call wrapper [BZ #17252]
- Authentication-results: sourceware.org; auth=none
- References: <email@example.com>
On Sep 08 2016, Florian Weimer <firstname.lastname@example.org> wrote:
> I have retained the __getrandom symbol mangling. The justification for
> that is that getrandom is a fairly common name. Application code might
> use it for something else entirely and interpose their definition, so that
> libraries cannot rely on it doing the right thing. I think the mangling
> is justified because it is hard to spot that getrandom is broken due to
> interposition. As <sys/random.h> is a new header, the macro will be
> exposed to few applications.
It makes it impossible to take the address of the function, though.
Andreas Schwab, SUSE Labs, email@example.com
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