Re: Simple lisp question - printing out file name

[B. T. Raven]

"B. T. Raven" <ecinmn@peoplepc.com> wrote in message
news:vz%wf.6400$%W1.5124@newsread2.news.atl.earthlink.net...
> > --- Pascal Bourguignon <spam@mouse-potato.com> wrote:

Oops! Who's Stephen? I mean Pascal.


> >
> > > exits funnel <exitsfunnel@yahoo.com> writes:
> > >
> > > > Hello,
> > > >
> > > > I have added to several .el files something like
> > > this:
> > > >
> > > > (message "In prj.el")
> > > >
> > > > to help me straighten out configuration issues.
> > > I'd
> > > > like to make it slightly more sophisicated by (a)
> > > > replacing the hard coded string with some lisp to
> > > read
> > > > the fully qualified file name and (b) to prepend a
> > > > timestamp.  I'm sure this is trivial lisp, but
> > > > apparently it's not quite trivial enough for me :)
> > >  It
> > > > seems that buffer-file-name and
> > > current-time-string
> > > > should be of interest to me but I can't get them
> > > to
> > > > work inside my message call.  Can anyone help me
> > > out
> > > > here?  Thanks in advance.
> > >
> > > (message (format "On %s loading %s"
> > > (time-stamp-string) load-file-name))
> > >
> > > You can also specify the time-stamp-format:
> > >
> > >    (time-stamp-string "%:y-%02m-%02d
> > > %02H:%02M:%02S")
> > >
>
> E.F.:
>
> I have the same set-up you do but that isn't the problem. To understand
> what's going on type the following:
>
> C-h f  time [tab]  ;; this gives you completions for some
> ;; functions starting with 'time...'
> ;; time-stamp is the only one similar to what you're
> ;; looking for. Click on it and you will see that it's
> ;; defined in time-stamp.el. Before you look into this
> ;; file, put (time-stamp) into the *scratch* buffer and
> ;; with the cursor after the close paren, type
> C-j.
> ;; notice that this loads the time-stamp.el file.
> ;; Now type C-h f  time [tab] again and you will
> ;; that many more functions are now available to
> ;; the emacs. If you put  (time-stamp-string) in the
> ;; *scratch* buffer and evaluate it with
> C-j
> ;;you will see the current time and machine name printed
> ;; on the next line. Evaluate again and you will see that
> ;; the time has been updated.
>
> Now you can use it in a lisp function as indicated by Stephen.
> You could also load the time-stamp.el by putting it in your
> .emacs file but it is auto-loaded by calling the function.
>
> Ed
>
>