Re: An instructive example of trace-function and some example of debugging

[bolega]

On Jun 10, 1:27 pm, bolega <gnuist...@gmail.com> wrote:
> An instructive example of trace-function and some example of
> debugging, for example, some of the error that pops up in lower window
> of emacs and how to read/interpret it. Alternatively, a link to some
> page or elisp manual but I am sure an expert here would have a
> superior instruction as many replies here have shown.
>
> Thanks
> Bolega
>
> trace-function is an interactive autoloaded Lisp function in `trace'.
> [Arg list not available until function definition is loaded.]
>
> Traces FUNCTION with trace output going to BUFFER.
> For every call of FUNCTION Lisp-style trace messages that display
> argument
> and return values will be inserted into BUFFER. This function
> generates the
> trace advice for FUNCTION and activates it together with any other
> advice
> there might be!! The trace BUFFER will popup whenever FUNCTION is
> called.
> Do not use this to trace functions that switch buffers or do any other
> display oriented stuff, use `trace-function-background' instead.

Sometimes, in emacs, error takes places and the mode gets nested
inside many brackets.

[(((.lisp...)))]

above line recalling from memory

what does it mean ? C-g does not get out of it.

What to do ?