Re: c++ and c common mode

[Hadron Quark <hadronquark@gmail.com>]

"Robert Thorpe" <rthorpe@realworldtech.com> writes:

> Hadron Quark wrote:
>> "Robert Thorpe" <rthorpe@realworldtech.com> writes:
>> > Hadron Quark wrote:
>> >> "Robert Thorpe" <rthorpe@realworldtech.com> writes:
>> >> > Hadron Quark wrote:
>> >> >> Leo <sdl.web@gmail.com> writes:
>> >> >>
>> >> >> > * [2006.12.13 03:43 +0100] Hadron Quark wrote:
>> >> >> >                            ^^^^^^^^^^^^
>> >> >> >> I am duplicating hook additions e.g
>> >> >> >>
>> >> >> >> (add-hook 'c-mode-common-hook 'my-c-init)
>> >> >> >
>> >> >> > I think this line is sufficient.
>> >> >>
>> >> >> The one line I *did* have to duplicate was the define-key to add to both
>> >> >> keyboard maps:
>> >> >>
>> >> >>
>> >> >> ,----
>> >> >> |   (let ((dl '(
>> >> >> | 	      ([f1] . jump-man-page)
>> >> >> | 	      ([backtab] . semantic-ia-complete-symbol)
>> >> >> | 	      ([f5] . find-tag-noconfirm)
>> >> >> | 	      ([f6] . find-tag-repeat)
>> >> >> | 	      ([f7] . pop-tag-mark)
>> >> >> | 	      ([f2] . gdb-restore-windows)
>> >> >> | 	      ([f10] . compile)
>> >> >> | 	      ([f11] . next-error)
>> >> >> | 	      ([f12] . gdba))))
>> >> >> |     (dolist (i dl)
>> >> >> |       (define-key c-mode-map (car i) (cdr i))
>> >> >> |       (define-key c++-mode-map (car i) (cdr i))
>> >> >> |       ))
>> >> >> `----
>> >> >>
>> >> >> is there a better way? Some common "subset" for "c like" files?
>> >> >
>> >> > Add-hook just adds a function, so why not put the above in a function?
>> >> >
>> >>
>> >> It is : it was just an extract to show the duplication of the define-key lines.
>> >
>> > Ah, I'm with yer now.  You could do:-
>> >
>> > (defun define-key-c-and-c++-map (key x)
>> >   (define-key c-mode-map key x)
>> >   (define-key c++-mode-map key y))
>> >
>>
>> Thanks, but  I realise that - not much of a saving IMO and more
>> cluttering up of name space. I guess I was asking if there is a "base
>> key map" shared by all "c like" file modes so I only have to define-key
>> once.
>
> Inside CC-mode there is such a beast, it's called c-mode-base-map.
> It would be generally useful if it were possible to change it in Emacs
> configuration.  Try asking the CC-mode maintainer if they would
> consider making it a variable users can set.
>

It was changeable! Thanks for your help.

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