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Re: Calling occur from within isearch

From: Juri Linkov
Subject: Re: Calling occur from within isearch
Date: Wed, 05 Dec 2007 00:43:23 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.50 (gnu/linux)

>> saying that the distinction between `yes' and `t' is valid for some
>> searching interactive commands.
> I can't see how this distinction is at all useful for the user.
> `search-uppercase' already provides a (the) way to decide whether "mixed
> case in the search string [should be] ignored":
>     (if (and case-fold-search search-upper-case)
>         (isearch-no-upper-case-p regexp t)
>       case-fold-search)

I can't comment why isearch functions use `(eq case-fold-search t)',
but I think other interactive search-related commands like occur
should use the same condition, whatever it is.

> In the case of occur from within isearch, the current value of
> isearch-case-fold-search will make searching find the right matches--if
> occur does *not* look at the case of the input again
>     (let ((case-fold-search isearch-case-fold-search)
>           (search-upper-case nil))
>       (occur regexp nlines))

What code in occur for this case do you have in mind?

Juri Linkov

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