Names for control characters (Was: "(in 6429)" in allkeys.txt)

[Mark Davis ☕]

They do have aliases in NameAliases.txt

0000;NULL;control

0000;NUL;abbreviation

0001;START OF HEADING;control

0001;SOH;abbreviation

0002;START OF TEXT;control

0002;STX;abbreviation

...


Mark <https://google.com/+MarkDavis>

 *— Il meglio è l’inimico del bene —*


On Wed, Mar 12, 2014 at 1:32 PM, Per Starbäck <starback at stp.lingfil.uu.se>wrote:

> Ken Whistler wrote:
> > Ah, I see what the interpretation problem was. Yes, that is
> > a straightforward kind of improvement -- easily enough done.
> > Look for a change the next time the file is updated. (It will not
> > be immediately changed, pending other review comments.)
>
> Thanks! Then I'll skip making a formal request about this.
>
> Regarding these names in ISO 6429 again, how come these control
> characters don't have Unicode names? For many uses of names, the control
> characters have as much need for them as any other character.
> Since it seems so straightforward it must have been suggested several
> times to introduce names like
>
>   CONTROL CHARACTER NULL
>   CONTROL CHARACTER START OF HEADING
>   CONTROL CHARACTER START OF TEXT
>
> etc., so I assume there are good reasons for not doing that, but I can't
> see what they are.
>
> Since applications want names they will use other things as names when
> there isn't a real name, and that leads to problems. Take Emacs where
> the command describe-char currently describes U+0007 as
>
>           name: <control>
>           old-name: BELL
>
> (I reported the misusage of "<control>" here as a name in 2009, but it
> wasn't fixed until this year, so still not in a released version.)
> The usage of "BELL" here invites confusion with U+1F514 BELL.
>
> Emacs should do better regarding this, but still, with a proper name
> all of this would have been averted.
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