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Text File  |  1989-06-04  |  120 b   |  16 lines
  1. #!/bin/sh
  2. if
  3. test -r $2
  4. then
  5. if
  6. cmp $1 $2 > /dev/null
  7. then
  8. echo $2 is unchanged
  9. rm $1
  10. else
  11. mv $1 $2
  12. fi
  13. else
  14. mv $1 $2
  15. fi
  16.