Date: Wed, 18 Apr 2018 17:06:08 -0400 From: Rich Felker <dalias@...c.org> To: musl@...ts.openwall.com Subject: Re: tcmalloc compatibility On Wed, Apr 18, 2018 at 10:50:24PM +0200, Florian Weimer wrote: > * Szabolcs Nagy: > > > even with the very small set of libc apis that a malloc > > interposer may want to use, there known (but undocumented) > > caveats: > > > > - glibc dlsym calls calloc (bites anybody who tries to wrap > > calloc in the usual way) > > That's not what I meant with an interposed malloc. Any such partial > interposition is going to be very tricky indeed. I don't understand. By "partial interposition" do you mean partial in the sense of "wrapping and calling the original via dlsym" or in the sense of "replacing some but not all allocator functions"? Rich
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