[Ltrace-devel] Getting prototypes from debug information
Dima Kogan
lists at dima.secretsauce.net
Wed Apr 9 22:50:47 UTC 2014
Petr Machata <pmachata at redhat.com> writes:
> Dima Kogan <lists at dima.secretsauce.net> writes:
>
>> Currently it appears that all function prototypes are read from the
>> .conf files. Can these be read in from the debug information instead?
>
> They sure can.
>
>> ltrace already uses libdw, so I'm assuming either this is not possible,
>> or it's on somebody's short-term todo list. Any thoughts about it?
>
> It uses it optionally for unwinding, yes. It could use it optionally
> for prototype retrieval as well. This idea has crossed my mind in the
> past, and I wouldn't oppose patches that extend ltrace into accepting
> debuginfo if available.
OK, I'll take a look. By the way, what was the issue with libunwind?
Isn't unwinding the whole point of that library?
Thanks
dima
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