[PATCH] elfclassify tool

Florian Weimer fweimer@redhat.com
Mon Jul 22 15:55:00 GMT 2019


* Mark Wielaard:

> On Thu, 2019-04-18 at 13:17 +0200, Florian Weimer wrote:
>> * Florian Weimer:
>> 
>> > > BTW. Florian, the extra options are certainly not required for you to
>> > > implement to get eu-elfclassify accepted. They are just suggestions,
>> > > which we might decide not to do/add. Or they can be added by others if
>> > > they think they are useful.
>> > 
>> > Understood.  I would rather fix the command line syntax as a priority,
>> > implement --unstripped, and add a test suite.
>> 
>> The patch below, also available here:
>> 
>>   <https://pagure.io/fweimer/elfutils/commits/elfclassify>
>> 
>> reworks the command line parser, implements filtering of file lists, and
>> adds the --unstripped option.
>
> That looks really good. I went ahead an fixed a couple of nits and
> added some of my suggestions. I'll respond to your other email
> explaining some of my reasoning. The changes I made are:

Wow, this is much more than I expected.  Thanks!

>   elfclassify: Fix bre -> be typo in "unstripped" option help text.
>   elfclassify: When reading stdin make sure paths don't include newline.
>   elfclassify: Allow inspecting compressed or (kernel) image files with -z.
>   elfclassify: Always clean up ELF file and descriptor if one is still open.
>   elfclassify: Don't treat errors in elf_open or run_classify as fatal.
>   elfclassify: Add --quiet/-q to suppress error messages.
>   elfclassify: Add \n to fputs debug output.
>   elfclassify: Add --file/-f for testing just regular files.
>   elfclassify: Require --elf by default. Add more classifications.
>   elfclassify: Add elf_kind and elf_type strings for verbose output.
>   elfclassify: Require PT_LOAD for loadable classification.
>   elfclassify: Add --program classification.
>   elfclassify: Don't use ARGP_NO_EXIT and document exit code expectation.
>   elfclassify: Add --linux-kernel-module classification.
>   elfclassify: Add --debug-only classification.

I went through these patches, albeit in a somewhat cursory fashion, and
they look okay to me.

Do you think this is enough to port over RPM's find-debuginfo.sh?

Thanks,
Florian



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