On Wed, Oct 12, 2005 at 03:10:06PM -0400, Andrew Gallatin wrote:
>
> Jonathan Adams writes:
> >
> > You can just do:
> >
> > > devnamesp::print [20]
> > {
> > [20].dn_name = 0xffffffff82a46ba0 "hci1394"
> > ...
> > }
> >
>
> Here's a dumb question..
>
> I'm coming from well over a decade of using gdb and dbx before that.
> With those debuggers, the debugger already knows the type (unless you
> pull an address out of thin air, or it is a void * or something). All
> of the mdb examples I see show people specifying the type explicitly.
> However, from what you show above, it appears that specifying the type
> is not always needed. Is this new, or have I just been looking
> at bad examples?
As in Jonathan's example, you can specify a global variable and mdb will
figure out the type. If we don't have a type for the given address, you
have to specify it. Also, for stack memory we don't have any type
information so you're stuck specifying the type explicitly.
Adam
--
Adam Leventhal, Solaris Kernel Development http://blogs.sun.com/ahl
