[Linux-bruxelles] Prompting color ?

Didier MISSON didier.misson at atofina.com
Lun 28 Juin 10:55:03 CEST 2004


J'ai 2 serveurs.
Disons un opérationnel et un backup.
Leurs noms ne diffèrent que par un 1 ou un 2.
Ce qui ne saute pas tj au yeux si on ne fait pas attention, et qu'on a 
plusieurs fenêtres SSH ouvertes...

Je voudrais un moyen d'avoir un Prompt de couleur différente pour chacuns.

Je regarde dans    "man bash"
Je vois ceci :

PROMPTING
       When executing interactively, bash displays the primary prompt PS1 
when
       it is ready to read a command, and the secondary  prompt  PS2  when 
 it
       needs  more  input  to  complete  a  command.  Bash allows these 
prompt
       strings to be customized by inserting  a  number  of 
backslash-escaped
       special characters that are decoded as follows:
              \a     an ASCII bell character (07)
              \d     the  date  in "Weekday Month Date" format (e.g., "Tue 
May
                     26")
              \D{format}
                     the format is passed to strftime(3)  and  the  result 
 is
                     inserted  into the prompt string; an empty format 
results
                     in a locale-specific time representation.  The braces 
are
                     required
              \e     an ASCII escape character (033)
              \h     the hostname up to the first `.'
              \H     the hostname
              \j     the number of jobs currently managed by the shell
              \l     the basename of the shell's terminal device name
              \n     newline
              \r     carriage return
              \s     the  name  of  the shell, the basename of $0 (the 
portion
                     following the final slash)
              \t     the current time in 24-hour HH:MM:SS format
              \T     the current time in 12-hour HH:MM:SS format
              \@     the current time in 12-hour am/pm format
              \A     the current time in 24-hour HH:MM format
              \u     the username of the current user
              \v     the version of bash (e.g., 2.00)
              \V     the release of bash, version + patchelvel (e.g., 
2.00.0)
              \w     the current working directory
              \W     the basename of the current working directory
              \!     the history number of this command
              \#     the command number of this command
              \$     if the effective UID is 0, a #, otherwise a $
              \nnn   the character corresponding to the octal number nnn
              \\     a backslash
              \[     begin a sequence of non-printing characters, which 
could
                     be  used  to  embed  a terminal control sequence into 
the
                     prompt
              \]     end a sequence of non-printing characters


mais pas de codes pour les couleurs :-(
Si déjà j'en avais un en sur-brillance ?

--------------------------------

Ah ben ok...
J'ai trouvé !

http://networking.ringofsaturn.com/Unix/Bash-prompts.php

Je m'oriente vers un prompt de ce genre :


PS1='\e[0;31m\]\u\[\e[m\]@\e[0;36m\]\h\e[0;33m\]:\w\$\[\e[m\] '

En mettant le userid en rouge si c'est root.
et 2 couleurs suivants le hostname: vert ou cyan, ou vert ou jaune... 
Vais faire qques essais... que ce ne soit qd mm pas trop flashy ...  mais 
qd mm clair.


-- 
Didier MISSON





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