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From: lee <lee@yun.yagibdah.de>
To: ding@gnus.org
Subject: Re: inheritatively specifying group parameters
Date: Thu, 14 Jul 2011 18:05:02 +0200	[thread overview]
Message-ID: <87ei1setld.fsf@yun.yagibdah.de> (raw)
In-Reply-To: <87zkkhcrp4.fsf@member.fsf.org> (Tassilo Horn's message of "Thu, 14 Jul 2011 08:16:39 +0200")


Hi Tassilo, hi Peter!


Tassilo Horn <tassilo@member.fsf.org> writes:

> pmlists@free.fr (Peter Münster) writes:
>
> Hi Peter,
>
>>>>>>>       `((,(rx (or "emacs" "gnus"))                ;; 1)
>>
>>> How comes that the following doesn't work:
>>>
>>>       '((,(rx (or "bogus" "mail"))
>>
>> '() is not the same as `().
>> '(): everything is quoted, same as (quote ...)
>> `(): not all is quoted, everything inside ,() is expanded
>>
>> (I'm a lisp-beginner, so my explanation might be wrong...)
>
> You are totally correct.  In my code, I've used ` and the ,(rx "foo")
> forms say that this form should be evaluated when expanding the macro,
> resulting in a regular expression.

Ah, I didn't know that, I've only just started to learn some lisp.  I
noticed the different apostrophes and only thought it must be due to
different character encoding.

>
> ,----[ C-h v gnus-parameters RET ]
> | gnus-parameters is a variable defined in `gnus.el'.
> | Its value is shown below.
> | 
> | Documentation:
> | Alist of group parameters.
> | [...]
> | 
> | Value: (("\\(?:\\(?:emac\\|gnu\\)s\\)"
> [...]
> `----
>
> See?  The rx forms are replaced by their results.

Yes, and now the error message I got becomes understandable :)  I'll try
it out again :)



  reply	other threads:[~2011-07-14 16:05 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-08 13:31 Where are group parameters stored? Dave Abrahams
2011-07-08 13:40 ` Tassilo Horn
2011-07-12 17:21   ` Dave Abrahams
2011-07-12 18:26     ` Tassilo Horn
2011-07-13  0:54       ` lee
2011-07-13  7:13         ` Tassilo Horn
2011-07-13 20:05           ` lee
2011-07-13 20:50             ` inheritatively specifying group parameters (was: Where are group parameters stored?) lee
2011-07-13 21:18               ` inheritatively specifying group parameters Peter Münster
2011-07-14  6:16                 ` Tassilo Horn
2011-07-14 16:05                   ` lee [this message]
2011-07-14  6:19             ` Where are group parameters stored? Tassilo Horn
2011-07-14 16:25               ` lee
2011-07-14 18:26                 ` Tassilo Horn
2011-07-14 19:18                   ` lee
2011-07-14 17:20       ` Dave Abrahams
2011-07-13  5:23     ` Steinar Bang
2011-07-19 16:49     ` Lars Magne Ingebrigtsen
2011-07-13  5:18 ` Steinar Bang

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