[PING 2] [rfc]: Framework for looking up multiply defined global symbols in shared libraries

[Joel Brobecker]

> >ChangeLog:
> >
> >    * cp-namespace.c (lookup_symbol_file): Add block to
> >    lookup_symbol_global call.
> >    * Makefile.in (solist_h): Add dependency on symtab header.
> >    (solib.o): Add dependency on objfiles header.
> >    (symtab.o): Add dependency on solist header.
> >    * solib.c (solib_global_lookup): New function.
> >    * solib-svr4.c (scan_dyntag): Likewise.
> >    (elf_locate_base): Call helper routine scan_dyntag.
> >    (elf_lookup_lib_symbol): New function.
> >    (_initialize_svr4_solib): Add elf_lookup_lib_symbol to svr4_so_ops.
> >    * solist.h (symtab.h): New include.
> >    (lookup_lib_global_symbol): New prototype.
> >    (solib_global_lookup): Likewise.
> >    * symtab.c: New include solist.h.
> >    (lookup_objfile_from_block): New function.
> >    (lookup_global_symbol_from_objfile): New function.
> >    (basic_lookup_symbol_nonlocal): Add block to lookup_symbol_global call.
> >    (lookup_symbol_global): Call library-specific lookup procedure.
> >    * symtab.h (lookup_global_symbol_from_objfile): New prototype.
> >    * gdb.base/libmd.c: New file (testcase multiple symbol lookup).
> >    * gdb.base/libmd.h: Likewise.
> >    * gdb.base/solib_symbol.c: Likewise.
> >    * gdb.base/solib_symbol.exp: Likewise.

Would this be worthy of a NEWs entry?

-- 
Joel