Re: An idea: controlling the order of execution of elisp hook functions

[Peter S Galbraith]

> Peter S Galbraith <GalbraithP@dfo-mpo.gc.ca> wrote on Fri, 07 Dec 2001
> 10:07:47 -0500:
> >> Sometimes it is desirable to be able to control the order of execution
> >> of elisp hook functions.
> 
> >> A way to do this would be to give each hook function an optional property
> >> called, say, "priority", with expected values 'first 'normal and 'last.
> 
> > As David pointed out, this level of control already exists.
> 
> Could one of you give me a pointer to this, please.  I didn't find it in
> the Elisp manual v2.7 (accompanying Emacs 21.1).

 (elisp)Hooks

or 

 C-h f add-hook

See bit about 'append.