Re: opening correct source file on compile error

[Kevin Rodgers]

kl.vanw@gmail.com wrote:
> Kevin Rodgers wrote:
> > kl.vanw@gmail.com wrote:
> > > Here's my situation. My header files (C++) are located in a dir named
> > > src/lib. These are the files I edit and are CVS managed. When I run
> > > 'make', make copies the headers into include/, which my other source
> > > files include. Then if there was an error in one of the headers, and I
> > > use 'next-error' in the compilation buffer to open the header, emacs
> > > opens the file in the include/ directory, but I really need it to open
> > > the header in src/lib. Can I some how help emacs find the right file?
> > >
> > > Unfortunately, I don't have the option of changing the way our makefile
> > > works or the #include statements.
> > Try this:
> >
> > (add-hook 'find-file-hook
> >           (lambda ()
> >             (let* ((file (file-name-nondirectory buffer-file-name))
> >                    (directory (file-name-directory buffer-file-name))
> >                    (alternate-file (expand-file-name file "../src/lib")))
> >               (when (and (equal (file-name-nondirectory
> >                                  (directory-file-name directory))
> >                                 "include")
> >                          (file-exists-p alternate-file))
> >                 (find-alternate-file alternate-file)))))
> >
> > --
> > Kevin
>
> I tried that, but it didn't work. I also tried specifing the full paths
> in the above, but it didn't work either. Did you verify that it works
> for you?

Ah, it works in Emacs 22.  To make it work in older versions, use
find-file-hooks (plural) instead of find-file-hook.

--
Kevin