Date: Sat, 16 Aug 2008 10:15:35 -0700 From: Sam Leffler <sam@freebsd.org> To: Guillaume Ballet <gballet@gmail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: Extending the ddb command set Message-ID: <48A70B37.60401@freebsd.org> In-Reply-To: <fd183dc60808160203r3d90c26dq4d282d2ef153d2db@mail.gmail.com> References: <fd183dc60808160203r3d90c26dq4d282d2ef153d2db@mail.gmail.com>
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Guillaume Ballet wrote: > Hello hackers, > > I am currently working on a small project and would like to add a few > commands to the set that is available in ddb. > > I found that very interesting albeit succinct presentation: > http://people.freebsd.org/~jhb/papers/bsdcan/2008/slides.odp<http://people.freebsd.org/%7Ejhb/papers/bsdcan/2008/slides.odp>; > > where the author hints that I should use DB_COMMAND, which I did. Yet when > invoking ddb, the command does not appear in the help list. I have taken a > look at the source code and was expecting set_db_cmd_set to appear in my > module's section list when calling objdump -h > > Is DB_COMMAND only working within the kernel itself, and not modules? > > That is correct; you can't add ddb cmds from modules. It should be doable; just hasn't been done yet. Sam
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