On Thu, 2005-03-31 at 16:58 +0200, Harald Hoyer wrote: > Arjan van de Ven wrote: > > On Thu, Mar 31, 2005 at 09:23:42AM -0500, Dan Williams wrote: > > > >>On Thu, 2005-03-31 at 15:34 +0200, Arjan van de Ven wrote: > >> > >>>we've looked at this; one of the problems is that this needs to be a per > >>>package thing; there are valid setups where --as-needed breaks (eg apps > >>>that have plugins can break). > >> > >>What kind of stuff do they do that breaks? I assume that apps that use > >>dlopen() have error checking for it. Are we talking about weak-linking > >>here or something? (weak linking AIUI == ld not resolving symbols until > >>they are actually used) > > > > > > the most obvious bad case is where a program links to a lib in order to have > > plugins use functionality from those libs, but where the program itself > > doesn't use any functions from the lib. > > > > And why does the plugin not link to the libs? because you then get hell with different plugins using different versions of libs ? ;) I don't know.. this was just the known problem case.
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