[[labs:custom_prompt]]
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labs:custom_prompt [2009/09/24 19:47] – adminlabs:custom_prompt [2022/01/28 16:59] (current) – [Bash Escape Sequences] admin
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 You will need to edit your ''~/.bashrc'' file using a text editor (e.g., emacs, vim, nano, gedit, ...) You will need to edit your ''~/.bashrc'' file using a text editor (e.g., emacs, vim, nano, gedit, ...)
  
-You will define a PS1 variable and export it.+You will define a ''PS1'' variable and export it.
  
  
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               \h     the hostname up to the first `.'               \h     the hostname up to the first `.'
               \H     the hostname               \H     the hostname
-              \j     the  number of jobs currently managed by the +              \j     the  number of jobs currently managed by the shell 
-                     shell +              \l     the basename of the shell's terminal  device name
-              \l     the basename of the shell's terminal  device +
-                     name+
               \n     newline               \n     newline
               \r     carriage return               \r     carriage return
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                      (e.g., 2.00.0)                      (e.g., 2.00.0)
               \w     the current working directory               \w     the current working directory
-              \W     the  basename  of the current working direc­ +              \W     the  basename  of the current working direc­tory
-                     tory+
               \!     the history number of this command               \!     the history number of this command
               \#     the command number of this command               \#     the command number of this command
-              \$     if the effective UID is 0, a #, otherwise  a +              \$     if the effective UID is 0, a #, otherwise a $ 
-                     $ +              \nnn   the  character  corresponding  to  the octal number nnn
-              \nnn   the  character  corresponding  to  the octal +
-                     number nnn+
               \\     a backslash               \\     a backslash
               \[     begin a sequence of non-printing characters,               \[     begin a sequence of non-printing characters,
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 ===== Color Codes ===== ===== Color Codes =====
  
-|Black   |    0;30   ||  Dark Gray   |  1;30| +|Black   |    0;30   || Dark Gray   |  1;30| 
-Blue        0;34     Light Blue    1;34 +|Red       |  0;31  || Light Red    | 1;31| 
-Green       0;32     Light Green   1;32 +|Green     |  0;32   || Light Green |  1;32| 
-Cyan        0;36     Light Cyan    1;36 +|Brown     |  0;33  || Yellow       | 1;33| 
-Red         0;31     Light Red     1;31 +|Blue     |   0;34   || Light Blue   | 1;34| 
-Purple      0;35     Light Purple  1;35 +|Purple    |  0;35  ||  Light Purple  |1;35| 
-Brown       0;33     Yellow        1;33 +|Cyan      |  0;36   || Light Cyan  |  1;36| 
-Light Gray  0;37     White         1;37+|Light Gray | 0;37  || White       |  1;37|
  
 ===== Examples ===== ===== Examples =====
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   PS1='[\u@\h \W]\$ '   PS1='[\u@\h \W]\$ '
  
-# With Color:  +Look at the escape sequences above to help you determine what the above prompt description means.  The prompt would print out something like
-  PS1="\[\e[0;35m\]\u@\h \W\$ \[\e[00m\]" +
  
 +''[user@home currdir]$ ''
  
   PS1="\h:\W \u\$"   PS1="\h:\W \u\$"
 +
 +This one would look like hostname:currdir
 +
 +**With Color:** 
 +
 +  PS1="\[\e[0;35m\]\u@\h \W\$ \[\e[00m\]"
 +
   export PS1="\[\e[1;31m\]\h:\W \u\$ \[\e[00m\]"   export PS1="\[\e[1;31m\]\h:\W \u\$ \[\e[00m\]"
  
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