"Andrey A. Chernov" wrote:
> On Wed, May 24, 2000 at 02:09:24PM +1000, Bruce Evans wrote:
> > > Previously it breaks system's /bin/sh so sh's trace() was wrongly renamed
to
> > > sh_trace() instead of fixing ncurses.
> >
> > FYI, it may also break ftp, but the problem is only visible when ftp is lin
ked
> > static, due to the problem with dynamic linkage in ld:
> >
> > /usr/src/usr.bin/ftp/cmds.c:906: warning: initialization makes integer
from pointer without a cast
> > /usr/libexec/elf/ld: Warning: size of symbol `trace' changed from 4 to
5 in lib_trace.o
> > /usr/libexec/elf/ld: Warning: type of symbol `trace' changed from 1 to
> 2 in lib_trace.o
>
> Yes, this bug is very dangerous and many places are affected so I fix
> it immediately.
>
> The fact our ld can't detect multiply definitions when linking shared is
> another issue - I recently send this to -current, but still got no reaction.
This is by design. The symbol search order for dynamic linking is very
clearly defined, and you *can* have lots of duplicate symbols.
Cheers,
-Peter
--
Peter Wemm - [EMAIL PROTECTED]; [EMAIL PROTECTED]; [EMAIL PROTECTED]
"All of this is for nothing if we don't go to the stars" - JMS/B5
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