Math functions in shell script?

[Michael Morrell]

#somehow increment cnt and go through loop again
        cnt=cnt + 1
#       ^^^^^^^^^^^ wrong language but message should be clear

Tom Painter    ut-emx!mybest!painter  
	       or uunet!bigtex!mybest!painter 
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The proper syntax is to use expr:

   cnt=`expr $cnt + 1`


  Michael Morrell