From: Kevin Buettner <kevinb@redhat.com>
To: Randolph Chung <randolph@tausq.org>
Cc: gdb@sources.redhat.com
Subject: Re: Question about _dl_debug_state and new glibc
Date: Mon, 11 Oct 2004 19:03:00 -0000 [thread overview]
Message-ID: <20041011104647.6a03d9ce@saguaro> (raw)
In-Reply-To: <20041011172207.GA14151@tausq.org>
On Mon, 11 Oct 2004 10:22:07 -0700
Randolph Chung <randolph@tausq.org> wrote:
> I've been away from gdb for a bit, so hopefully this is not something
> simple I missed while I've been away :)
>
> It appears that newer versions of glibc now marks the _dl_debug_state
> function as hidden, making it not visible to gdb. This breaks the
> solib tracking code in solib-svr4.c.....
>
> Looking at the docs, it looks like the "proper" way for gdb to do this
> is to look up the r_debug symbol and use the r_brk member to locate
> _dl_debug_state's address. is there any particular reason why we don't
> do this in gdb?
I can't think of any reason. I'm guessing that it was more expedient
for the original authors of the code to do it the way it was done.
In any case, I know of no reason not to change it so that it's done
"properly".
Patches are welcome...
Kevin
next prev parent reply other threads:[~2004-10-11 17:46 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-11 18:54 Randolph Chung
2004-10-11 19:03 ` Kevin Buettner [this message]
2004-10-11 19:14 ` Daniel Jacobowitz
2004-10-11 20:47 ` Mark Kettenis
2004-10-12 6:57 ` Daniel Jacobowitz
2004-10-11 22:00 ` Kevin Buettner
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