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Re: [Emacs-diffs] emacs-26 ee512e9: Ignore buffers whose name begins wit

From: Eric Abrahamsen
Subject: Re: [Emacs-diffs] emacs-26 ee512e9: Ignore buffers whose name begins with a space in save-some-buffers
Date: Fri, 22 Sep 2017 16:27:17 -0700
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.60 (gnu/linux)

Stefan Monnier <address@hidden> writes:

>> "If b-o-s is t and PRED is t the buffer will be saved, unless b-o-s is
>> 'always in which case it doesn't matter what PRED is, unless PRED is a
>> function in which case the only thing that matters is what that function
>> returns, so long as buffer has a file name."
>> I'm exaggerating for effect, but still. I still don't quite understand
>> the use of passing a boolean in for PRED.
> It's historical.  `pred = t` means "all possible buffers", whereas
> `pred = nil` means "all buffers where we usually want to do it" and
> another value of `pred` means just those buffers selected by pred.

My logic circuits have fused. Give me a day or so.

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