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

[Markus Deuling]

Ulrich Weigand schrieb:
> Markus Deuling wrote:
> 
>> 	* cp-namespace.c (lookup_symbol_file): Add block to
>> 	lookup_symbol_global call.
>> 	* Makefile.in (solist_h): Add dependency on symtab 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.
> 
> I guess this should read:
> 	(struct target_so_ops): New member lookup_lib_global_symbol.
> 
>> 	(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.
> 
> And those file names have changed in the latest version:
> 	* gdb.base/solib-symbol.exp: New file (testcase multiple symbol lookup).
> 	* gdb.base/solib-symbol-lib.c: Likewise.
> 	* gdb.base/solib-symbol-main.c: Likewise.
> 
> I've committed the patch with the above ChangeLog changes now.
> 
> Thanks,
> Ulrich
> 

Thank you very much.

-- 
Markus Deuling
GNU Toolchain for Linux on Cell BE
deuling@de.ibm.com