Re: Interpretation of a space in regexp isearch?

[Juri Linkov]

>> `Info-search-whitespace-regexp' is used in the regexp-based `Info-search'.
>
> OK but why do we need it?  I.e, why can't use
> `search-whitespace-regexp' also in Info mode?

Maybe we could make `Info-search-whitespace-regexp' obsolete now.

> Does your patch makes `Info-search-whitespace-regexp' in Info mode
> behave like `search-whitespace-regexp' in other modes?

Yes, I see no differences.

>>> 3.  Why should this feature be limited to _incremental_ searches?  I
>>> don't think it should.  The documentation states this limitation (see
>>> [1][2][3]) but according to the tests I've done, non-incremental
>>> searches also take `search-whitespace-regexp' into account.
>>
>> By the term "non-incremental searches" do you mean
>> `M-x nonincremental-search-forward RET' or `C-s RET'?
>
> I mean `C-s RET' or `C-M-s RET'.

Then the word "incremental" should be removed from the docstrings of
`isearch-forward' and `search-whitespace-regexp' and from the Info node
"(emacs) Regexp Search".