Makes objdump --dwarf as flexible as readelf --debug-dump

[Tristan Gingold]

On Feb 20, 2009, at 8:03 PM, Cary Coutant wrote:

>>       * objdump.c (usage): Update documentation for -W/--dwarf.
>>       (enum option_values): Add OPTION_DWARF.
>>       (long_options): --dwarf can accept arguments.
>>       (dump_dwarf_section): Also check enabled field.
>>       (main): Option -W can accept arguments, code moved to
>>       dwarf.c and call dwarf_select_sections_all instead.
>>       * readelf.c (process_section_headers): Remove  
>> do_debug_lines_decoded.
>>       (parse_args): Move code to...
>>       * dwarf.c (dwarf_select_sections_by_letters,
>>       dwarf_select_sections_by_names): : ...here (new functions).
>>       (do_debug_lines_decoded): Remove and replaced by ...
>>       (FLAG_DEBUG_LINES_RAW, FLAG_DEBUG_LINES_DECODED): ... new  
>> macros.
>>       (display_debug_lines): Adjust for previous change.
>>       (dwarf_select_sections_all): New function.
>>       (debug_displays): Add initializer for enabled field.
>>       * dwarf.h (do_debug_lines_decoded): Remove.
>>       Add prototypes for the new functions.
>>       (struct dwarf_section_display): Add enabled field.
>
> This patch introduced a small breakage in readelf -- the -w option no
> longer dumps line table sections at all, since neither
> FLAG_DEBUG_LINES_RAW nor FLAG_DEBUG_LINES_DECODED is set. The patch
> below fixes that.
>
> OK?

Oops, sorry for the glitch!