bug#12443: 24.2.50; Default values in the minibuffer prompt (fix inconsisntecy)

[Lars Ingebrigtsen]

Juri Linkov <juri@linkov.net> writes:

>> Sixth arg DEFAULT-VALUE, if non-nil, should be a string, which is used
>>   as the default to ‘read’ if READ is non-nil and the user enters
>>   empty input.  But if READ is nil, this function does _not_ return
>>   DEFAULT-VALUE for empty input!  Instead, it returns the empty string.
>>
>> But what a...  strange interface.
>
> It seems this "default" value is needed here only for convenience
> of retrieving it into the minibuffer for editing using the M-n key.

Ah, right.

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