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Date:      Thu, 18 May 2006 19:30:28 +0200
From:      Kyrre Nygard <kyrreny@broadpark.no>
To:        Dan Nelson <dnelson@allantgroup.com>
Cc:        questions@freebsd.org, Parv <parv@pair.com>
Subject:   Re: Converting a zsh prompt to bash
Message-ID:  <7.0.1.0.2.20060518192702.022713f0@broadpark.no>
In-Reply-To: <20060518150254.GA61792@dan.emsphone.com>
References:  <7.0.1.0.2.20060516102254.021e2b50@broadpark.no> <20060516163920.GB9679@holestein.holy.cow> <7.0.1.0.2.20060517112311.021f9220@broadpark.no> <20060517150438.GA96480@dan.emsphone.com> <7.0.1.0.2.20060518105022.022051b8@broadpark.no> <20060518150254.GA61792@dan.emsphone.com>

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At 17:02 18.05.2006, Dan Nelson wrote:
>In the last episode (May 18), Kyrre Nygard said:
> > At 17:04 17.05.2006, Dan Nelson wrote:
> > >In the last episode (May 17), Kyrre Nygard said:
> > >> Do you think this would work?
> > >>
> > >> I tried applying your principles, as well as some information design:
> > >>
> > >> local a1="01;36m"
> > >> local a2="22;36m"
> > >> local a3="01;30m"
> > >>
> > >> local b1="01;31m"
> > >> local b2="22;31m"
> > >> local b3="01;30m"
> > >>
> > >> PROMPT=$'%{$a1}(%{$a2}%n%{$a3}@%{$a2}%m%{$a1})'
> > >> PROMPT+=$'%{$a1}('{$a2}%D{%H:%M}%{$a3}+%{$a2}%D{%d/%m}%{$a1})%{$a3}\n'
> > >> PROMPT+=$'%{$a1}(%{$a2}%#%{$a3}:%{$a2}%~%{$a1})'
> > >>
> > >> if [[ `whoami` = root ]] then
> > >> PROMPT=$'%{$b1}(%{$b2}%n%{$b3}@%{$b2}%m%{$b1})'
> > >> PROMPT+=$'%{$b1}(%{$b2}%D{%H:%M}%{$b3}+%{$b2}%D{%d/%m}%{$b1})%{$b3}\n'
> > >> PROMPT+=$'%{$b1}(%{$b2}%#%{$b3}:%{$b2}%~%{$b1})'
> > >> fi
> > >
> > > Note that zsh provides symbolic variables for color setting:
> > >
> > > autoload -U colors
> > > colors
> > > echo "$fg[blue]$bg[red]blue on red!"
> > >
> > > so you don't have to memorize the numbers.  See the zshcontrib
> > > manpage, "OTHER FUNCTIONS" section.
> > >
> > > If the only difference between your root prompt is color, you can
> > > also just set a1,a2,a3 to different values within your if block,
> > > then set PROMPT outside of it.
> > >
> > > if [[ $USER == root ]] ; then
> > >  a1="%{$fg[cyan]$bg[black]}"
> > > else
> > >  a1="%{$fg[red]}$bg[black]}"
> > > fi
> > > PROMPT="$a1>"
> >
> > Hey Dan!
> >
> > I can't find a list of what colors are available. Besides I doubt
> > that mine are accounted for.
>
>There are only so many ways to combine 8 colors :)  From the manpage:
>
>   colors This function initializes  several  associative  arrays  to  map
>          color names to (and from) the ANSI standard eight-color terminal
>          codes.  These are used by the prompt theme system  (see  above).
>          You seldom should need to run colors more than once.
>
>          The  eight  base  colors  are:  black, red, green, yellow, blue,
>          magenta, cyan, and white.  Each of these  has  codes  for  fore-
>          ground  and  background.   In addition there are eight intensity
>          attributes: bold, faint, standout,  underline,  blink,  reverse,
>          and  conceal.   Finally,  there  are  six  codes  used to negate
>          attributes: none (reset all attributes to the defaults),  normal
>          (neither  bold  nor faint), no-standout, no-underline, no-blink,
>          and no-reverse.
>
> > I'd be very grateful if you could at least try this prompt out so you
> > know my request:
> >
> > PROMPT=$'%{\e[01;36m%}(%{\e[22;36m%}%n%{\e[01;30m%}@'
> > PROMPT+=$'%{\e[22;36m%}%m%{\e[01;36m%})%{\e[01;36m%}%{\e[01;36m%}('
> > PROMPT+=$'%{\e[22;36m%}%D{%H:%M}%{\e[01;30m%}+%{\e[22;36m%}%D{%d/%m}'
> > PROMPT+=$'%{\e[01;36m%})%{\e[01;30m\e[00m%}\n%{\e[01;36m%}('
> > PROMPT+=$'%{\e[22;36m%}%#%{\e[01;30m%}:%{\e[22;36m%}%~%{\e[01;36m%})'
> > PROMPT+=$'%{\e[01;30m\e[00m%} '
>
>How about something like:
>
>autoload -U colors
>colors
>
>if [[ $USER == root ]] ; then
>  c1="%{$fg_no_bold[cyan]%}" # base color1
>  c2="%{$fg_bold[cyan]%}"    # base color2
>  c3="%{$fg_bold[black]%}"   # punctuation
>else
>  c1="%{$fg_no_bold[red]%}" # base color1
>  c2="%{$fg_bold[red]%}"    # base color2
>  c3="%{$fg_bold[black]%}"  # punctuation
>fi
>
>PROMPT="$c2($c1%n$c3@$c1%m$c2)($c1%D{%H:%M}$c3+$c1%D{%d/%m}$c2)"$'\n'
>PROMPT+="$c2($c1%#$c3:$c1%~$c2) %{$reset_color%}"
>
>--
>         Dan Nelson
>         dnelson@allantgroup.com

Oh man! That is absolutely gorgeous!!!
Thank you so much :)))

My /etc/zshrc is now worth $10.000 (up from $7.000)

Don't sell it on eBay you all: http://paste.husk.org/5717

Just out of curiosity Dan, how does your prompt look like?

All the best,
Kyrre




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