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Re: A true challenge for Emac and Elisp hackers - at Least I think so
From: |
Pascal Bourguignon |
Subject: |
Re: A true challenge for Emac and Elisp hackers - at Least I think so |
Date: |
Wed, 12 Oct 2005 15:48:36 +0200 |
User-agent: |
Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux) |
"Sune" <sune_ahlgren@hotmail.com> writes:
> 1)
> What is listed below is valid for all .c files. Not .h files!
> 2)
> I want RET, the enter key, to trig the following behaviour:
>
> * If I hit RET with any shift-key being pressed
> simultaneously, RET must behave as any
> normal RET would (basically a normal
> linefeed with possible auto-indentation).
> This may seem backward but I want almost
> every line in my sorce to be traceable.
>
> * If I hit RET only, and the following applies:
>
> - It is preceeded by a ';' (semicolon) AND the
> word 'return' is not part of the current
> line or:
>
> - It is preceeded by a '{' (curly bracket)
>
> RET adds DBG after the ';' or the '{' with a
> space in between like so:
>
> ; DBG
> { DBG
>
> respectively. After that (the same key stroke)
> , RET behaves like a normal RET would (basically
> a normal linefeed with possible auto-indentation).
>
> I have to admit that this is so far out there (at least for me) that I
> would need more or less a ready-to-go implementation just to paste into
> .emacs.
This is not a challenge, this is trivial.
(defvar *c-trace-code* " DBG;\n")
(defun c-after (regexp)
(save-excursion
(backward-char)
(while (and (< (point-min) (point)) (looking-at "[\t\n ]"))
(backward-char))
(looking-at regexp)))
(defun insert-return-and-trace ()
(interactive)
(if (c-after "[{;]")
(insert *c-trace-code*)
(insert "\n"))
(c-indent-command))
(add-hook 'c-mode-hook
(lambda ()
(unless (string-match "\\.h$" (buffer-name))
(local-set-key [return] (function insert-return-and-trace))
(local-set-key [S-return] (function newline)))))
> Do you know a place where something similar has been done which I can
> steal and adapt, or are you interested in implementing it? (A place on
> my tomb stone is reserved for anyone that succeeds in doing this)
(info "elisp")
--
"You cannot really appreciate Dilbert unless you read it in the
original Klingon"
Re: A true challenge for Emac and Elisp hackers - at Least I think so,
Pascal Bourguignon <=
RE: A true challenge for Emac and Elisp hackers - at Least I think so, Drew Adams, 2005/10/12
Re: A true challenge for Emac and Elisp hackers - at Least I think so, Thien-Thi Nguyen, 2005/10/12