[ESS] what is font-lock-pre-idle-hook
jeaneid at chass.utoronto.ca
Fri Dec 17 20:01:24 CET 2004
No sweat, Thanks a lot....
On Fri, 17 Dec 2004, Stephen Eglen wrote:
> Stephen Eglen writes:
> > > It has nothing to do with the ESS R buffer. i.e it has something to do
> > > with loading .R files only. So if I load a .R file and I edited outside
> > > the buffer (e.g. through pico or something) I get the message.
> > >
> > > shortest example:
> > > touch temp.R
> > > xemacs temp.R
> > > ls > temp.R # in gnome-terminal or something and go back to xemacs
> > > Mx revert-buffer
> > Thanks for this - I can now reproduce the warning; will investigate
> > sometime - although it is a minor warning, it may have consequences
> > elsewhere.
> Ok, looks to me like an XEmacs bug, as several other modes report same
> problem. Notably, ProofGeneral says the following:
> XEmacs font-lock problem in certain versions of XEmacs 21.4
> When reloading (with C-x C-f) an already loaded script file that has
> been changed on the file system you see the error:
> (1) (warning/warning) Error caught in `font-lock-pre-idle-hook':
> (wrong-type-argument markerp nil)
> As a result fontification, etc, fails. Workaround: use C-x C-v
> instead. This problem has gone away since 21.4.12 or so.
> Update: this has reappeared in version 21.4.15.
> So, sorry, no joy for fixing this one.
> best wishes,
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