Re: tty[1-6]: colors a negative accessibility/usability trend

[Mike Frysinger <vapier@gentoo.org>]

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On 16 Feb 2015 10:10, Karel Zak wrote:
> On Sun, Feb 15, 2015 at 06:12:38AM -0500, Mike Frysinger wrote:
> > On 13 Feb 2015 12:25, Karel Zak wrote:
> > > On Fri, Feb 13, 2015 at 10:33:23AM +0000, Sami Kerola wrote:
> > > > On 13 February 2015 at 09:21, Karel Zak <kzak@redhat.com> wrote:
> > > > > On Thu, Feb 12, 2015 at 10:21:48PM -0500, Dale R. Worley wrote:
> > > > >> I don't particularly like colorization.  But technically, it seems to me
> > > > >> that what is needed is a systematic way for the user to indicate his
> > > > >> colorization preferences to *all* utilities.  And a corresponding way
> > > > >> for the system to provide defaults for those user preferences.
> > > > >>
> > > > >>
> > > > >> Only when there is a systematic framework for colorization will all the
> > > > >> programs allow colorizing to be configured.
> > > > >
> > > > > It would be possible to create a shared library from our lib/colors.c
> > > > > to support terminal-colors.d/... :-)
> > > > 
> > > > Or add the needed to ncurses. Isn't that better than adding a new
> > > > library?
> > > 
> > > you want to link programs like dmesg, gcc or ls with ncurses monster?
> > > 
> > > The another story is that ncurses provides completely abstract layer
> > > for colors and I didn't found a way how to use it together with color 
> > > escape sequences. This is reason why for example cfdisk supports only
> > > enable/disable terminal-colors.d feature, but no schemes to specify
> > > colors.
> > 
> > this is why ncurses has the ability to split its lib into a smaller libtinfo.  
> > you get all the logic for detecting terminal capabilities without all the rest 
> > of the ncurses layers.  for people who do want to kill colors across the board, 
> > they can use a different TERM that does not support them.  forcing people to 
> > duplicate that in a new database seems wrong to me.
> 
>  What we want to duplicate? What exactly in lib/colors.c is duplicate?
>  The code evaluates filenames and parses files with "name colorcode".

whether the terminal even supports color in the first place.  if i picked a 
terminal that doesn't support color so i didn't have to worry about it, it's a 
bit crazy i also have to go to multiple config files and also tell them i don't 
want color otherwise i get corrupted output.
-mike

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