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Re: Symbols missing from global map?
- To: kaos@ocs.com.au (Keith Owens)
- Subject: Re: Symbols missing from global map?
- From: hjl@lucon.org (H.J. Lu)
- Date: Wed, 16 Dec 1998 19:01:43 -0800 (PST)
- Cc: libc-alpha@cygnus.com
>
> On 16 Dec 1998 07:50:45 -0800,
> Ulrich Drepper <drepper@cygnus.com> wrote:
> >Keith Owens <kaos@ocs.com.au> writes:
> >
> >> >Fix:
> >> Adding __dup, __pipe, __waitpid etc. to build/libc.map makes
> >> them visible again. I am guessing here, this may be the wrong
> >> fix.
> >
> >Yes, it's very wrong. Why should these symbols have a leading
> >underscore if not to show they are *INTERNAL* symbols? One must not
> >use them.
>
> I'm not using them, libstdc++ is. I did some more digging, the problem
> looks like a binary incompatibility.
>
> PRCS 1.2.3 is a mixture of C and C++. It was compiled using c++/gcc
> 2.7.2.3 against libstdc++ 2.7.2.8 and libc-2.0.5.so.
>
libstdc++ 2.7.2.8 may not be compatible at all with glibc 2.1.
H.J.