From: Daniel Jacobowitz <drow@false.org>
To: David Howells <dhowells@redhat.com>
Cc: gdb@sourceware.org, Roel Kluin <roel.kluin@gmail.com>
Subject: Re: GDB Remote protocol error codes
Date: Thu, 12 Feb 2009 15:53:00 -0000 [thread overview]
Message-ID: <20090212155327.GA12676@caradoc.them.org> (raw)
In-Reply-To: <31615.1234451921@redhat.com>
On Thu, Feb 12, 2009 at 03:18:41PM +0000, David Howells wrote:
>
> Hi,
>
> Is there a general scheme for error reply codes ('Exx') in the GDB remote
> protocol? The documentation is unclear on this point. _Some_ of the commands
> mandate an errno return, but not all, and from whose set of errnos? And does
> this apply to all commands?
>
> Can the gdb.info file be updated to make this more clear please?
>
> I need to know this so that I can fix up the error returns made by the FRV
> arch gdbstub in the Linux kernel.
Fix up relative to what? As Jeremy said, the numbers are mostly
ignored.
Jim added protocol support for more precise errors and verbose
messages a while ago, but no one's had the interest to define error
codes; also GDB needs work to not just discard them.
--
Daniel Jacobowitz
CodeSourcery
next prev parent reply other threads:[~2009-02-12 15:53 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-12 15:18 David Howells
2009-02-12 15:34 ` Jeremy Bennett
2009-02-12 15:53 ` Daniel Jacobowitz [this message]
2009-02-15 22:37 ` David Howells
2009-02-15 23:26 ` Daniel Jacobowitz
2009-02-16 9:10 ` roel kluin
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