extending Gdb to display app specific data

[Eli Zaretskii]

> Date: Fri, 10 Nov 2000 16:31:23 -0800
> From: bstell@netscape.com (Brian Stell)
> 
> So how do we do this without requiring the end
> user to know the exact data type of a variable
> in any routine they pass thru and without requiring
> the end user memorize the routine names?

The function (from the debugged program) that is used to print the
data type could find out the type itself.  That's what `debug_print'
in Emacs does, albeit indirectly.