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Re: playing games with symbol versions
- To: zack@rabi.columbia.edu
- Subject: Re: playing games with symbol versions
- From: Geoff Keating <geoffk@ozemail.com.au>
- Date: Tue, 13 Apr 1999 11:52:55 +1000
- CC: libc-hacker@cygnus.com
- References: <199904121804.OAA17687@blastula.phys.columbia.edu>
> Date: Mon, 12 Apr 1999 14:04:29 -0400
> From: Zack Weinberg <zack@rabi.columbia.edu>
>
>
> Is there any way, when linking a program on a libc-2.1 system, to
> force it to use only the GLIBC_2.0 symbols? I'm looking at a bug in
> the libio backward compat code, and it would make my life easier if I
> could compile testcases.
Build a trivial libc.so that doesn't have any code, but does export all
the right symbols with whatever versions you want.
eg.
#define v(x) void x(void) {}
v(_IO_file_xsputn)
v(_IO_fflush)
...
--
Geoffrey Keating <geoffk@ozemail.com.au>