Date: Thu, 17 Jan 2013 15:42:19 -0800 From: Jason Evans <jasone@canonware.com> To: Steve Kiernan <stevek@juniper.net> Cc: freebsd-arch@freebsd.org Subject: Re: [JNPR] Proposal to add weak symbols for malloc, realloc, and free to libc Message-ID: <E4A1FEFD-B267-422B-8051-443B1F8519E1@canonware.com> In-Reply-To: <20130117161311.4c15c7c4@stevek-ubuntu>
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On Jan 17, 2013, at 1:13 PM, Steve Kiernan wrote: > When libc was changed to use jemalloc, the weak symbols for malloc, realloc, and free ended up being removed. > This makes it a bit difficult for an application to replace (or augment) the malloc implementation. > > This proposal is to add back the weak symbols similar to how they existed in libc prior to jemalloc introduction. > > See the following patch for the changes: > http://people.freebsd.org/~marcel/Juniper/weak-malloc.diff > > I'm not sure if the the symbols are in the proper place in the Symbol.map file and would welcome comments. What about calloc(), posix_memalign(), and malloc_usable_size()? Similarly, I think the *allocm() functions in -current may need the same treatment. Thanks, Jasonhome | help
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