[Bug 2089] errno not threadsafe

bugzilla at busybox.net bugzilla at busybox.net
Tue Jul 6 17:21:47 UTC 2010


https://bugs.busybox.net/show_bug.cgi?id=2089

--- Comment #11 from Khem Raj <raj.khem at gmail.com>  ---
(In reply to comment #10)
> (In reply to comment #9)
> > > So what exactly do you suggest?
> > 
> > We need to say that when compiling static libc.a then dont use this
> > hidden_proto and hidden_def because it does not matter in that case.
> > 
> > but when compiling PIC version then we use it.
> 
> But that means we're back to square one, right? Today, with a dynamic libc and
> -pthread we end up using the __errno_location in libc, not in libpthread.

the libc one's will be weak symbols and libpthread ones will be strong so when
linking libpthread.so will be preferred.

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