Tom wrote:
> This worked with emacs 20.7.1 on Linux
>
> (setq auto-mode-alist (cons
>
`("makefile\\(\\.aix\\|\\.hp\\|\\.sol\\|\\.linux\\|\\.gcc\\)\\'".makefile-mode)
> auto-mode-alist))
>
> With emacs 21.3.1 on Linux I get this error for the above syntax:
>
> File mode specification error: (invalid-function (\.makefile-mode))
>
> I had to do it this way to get it to work in emacs 21.3.1 on Linux
>
> (setq auto-mode-alist (cons `( "makefile\\.linux" . makefile-mode )
> auto-mode-alist ))
> (setq auto-mode-alist (cons `( "makefile\\.sol" . makefile-mode )
> auto-mode-alist ))
> (setq auto-mode-alist (cons `( "makefile\\.aix" . makefile-mode )
> auto-mode-alist ))
> (setq auto-mode-alist (cons `( "makefile\\.hp" . makefile-mode )
> auto-mode-alist ))
> (setq auto-mode-alist (cons `( "makefile\\.gcc" . makefile-mode )
> auto-mode-alist ))
No, you just need to put spaces around the dot that's between the
complex regexp and the function.
> Any ideas why the first form no longer works?
To get you to clean up your code :-)
Since dot is a valid character in a symbol name, the Lisp reader
requires surrounding whitespace in order to interpret it as the infix
cons operator.
--
Kevin Rodgers
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