PATCH: Support more than 1 comp unit

[Nick Clifton]

Hi H. J.

> The fix can be much simpler. We just need to change info_ptr_unit
> from per file to per comp unit. This patch does that.

> 2005-01-13  H.J. Lu  <hongjiu.lu@intel.com>
> 
> 	* dwarf2.c (dwarf2_debug): Move info_ptr_unit to ...
> 	(comp_unit): Here.
> 	(read_unsigned_leb128): Removed.
> 	(read_signed_leb128): Removed.
> 	(find_abstract_instance_name): Updated.
> 	(parse_comp_unit): Accept info_ptr_unit.
> 	(_bfd_dwarf2_find_nearest_line): Set info_ptr_unit for each
> 	comp unit and pass it to parse_comp_unit.
> 
> 	* elf-eh-frame.c (read_unsigned_leb128): Moved to ...
> 	(read_signed_leb128): Moved to ...
> 	* libbfd.c: Here.
> 
> 	* libbfd-in.h (read_unsigned_leb128): New prototype.
> 	(read_signed_leb128): Likewise.
> 	* libbfd.h: Regenerated.

Approved - please apply.

Cheers
   Nick