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bug#23179: 25.0.92; Restore `M-,' to continue etags search

From: John Wiegley
Subject: bug#23179: 25.0.92; Restore `M-,' to continue etags search
Date: Tue, 05 Apr 2016 11:10:31 -0700
User-agent: Gnus/5.130014 (Ma Gnus v0.14) Emacs/25.0.92 (darwin)

>>>>> Dmitry Gutov <address@hidden> writes:

>> The defcustom can control also which function(s) are called. Asking users
>> to customize options whose values are functions is something I think we
>> should avoid as much as possible.

> Why? Just describe each option properly. The user will pick between
> descriptions, not between functions.

We should avoid it because it's confusing for some people. For example,
`message-send-mail-function' is a good design, because it presents the user
with the most common options, while still allowing a custom function to be

John Wiegley                  GPG fingerprint = 4710 CF98 AF9B 327B B80F
http://newartisans.com                          60E1 46C4 BD1A 7AC1 4BA2

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