contrasting elfutils debuginfod and clr-debug-info server
Arjan van de Ven
Fri Feb 7 14:47:00 GMT 2020
On 2/7/2020 1:13 AM, Mark Wielaard wrote:
> On Wed, Feb 05, 2020 at 02:05:42PM -0800, Arjan van de Ven wrote:
>> On 2/5/2020 11:14 AM, Frank Ch. Eigler wrote:
>>>>> clear-linux elfutils
>>>>> indexed by filename by buildid
>>>> actually the clear side provides both build id and filename, the
>>>> tools on the client (gdb and the like) try buildid first, and fall
>>>> back to filename, and we just do both
>>> AIUI that works by using the "/usr/lib/debug/.build-id/HE/XCODE" as the
>>> key, i.e., the build-id as a file name.
>> sure but it's not "/usr/bin/true" of which you might have different versions over
>> the lifespan of a distro through its updates
>> (e.g. you can connect gdb to a process that got updated on disk later and still get the right answers)
> Do you also handle the core file use case? There you might not have
> the right /usr/bin/true version on disk.
but the core file has the buildid in it (usually)....
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