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 gcpubar, (c) 20007 by Robert Manea
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gcpubar is a CPU utilization meter for Linux. It relies on the existence
of the "/proc/stat" file and generateѕ fully graphical meters viewable with
dzen >= 0.7.0.

Command line options:
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  -i  :  Update interval in seconds    (default:   1)
         You can use positive values
         less than 1 for intervals 
         shorter than a second

  -c  :  Terminate after diplaying     (default: infinite)
         argument to '-c' values

  -w  :  Width of the meter in pixels  (default: 100)

  -h  :  Height of the meter in pixels (default:  10)

  -fg :  Meter foreground color        (default: white)

  -bg :  Meter background color        (default: darkgrey)

  -nonl:  no new line, don't put
          '\n' at the end of the bar    (default: do print '\n')