On Fri, Dec 30, 2011 at 04:25:09PM -0800, Maxim Sobolev wrote: > On 12/30/2011 4:17 PM, Maxim Sobolev wrote: > >>M> Won't this break whole lot of third-party software, which expects > >>M> FreeBSD to be slightly different in this regards? Just curious. > >> > >>Yes it does. And until FreeBSD 10.0-RELEASE there is time to fix > >>this software (at least in ports). > >> > >>The MFC to stable/9 of r226105 was back out. > > > >Well, I am just curious how critical it is to get it resolved and is > >there any way to avoid ABI breakage. Software compiled for 9.x won't run > >on 10.x even when fitted with the proper compat libs, as far as I can > >tell and not all software can be easily recompiled. > > P.S. It should be trivial to put some COMPAT_8/COMPAT_9 shims based on > the version of the ELF image (i.e. detect if the binary is < than > FreeBSD 10. What exactly do you mean by 'version of the ELF image' ? ABI note tag ? What do you propose to do if older call comes from dso, or a library statically linked in the main binary ?
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