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Text File  |  1994-10-18  |  303 b   |  15 lines
  1. : mv-if-diff file1 file2
  2. : move file1 to file2 if file1 and file2 are different.
  3.  
  4. if test $# -lt 2 ; then
  5.     echo "usage:  $0 file1 file2"
  6.     echo "move file1 to file2 if file1 and file2 are different."
  7.     exit 1
  8. fi
  9. if cmp $1 $2 >/dev/null 2>&1; then
  10.     echo "File $2 not changed."
  11.     rm -f tmp
  12. else
  13.     mv $1 $2
  14. fi
  15.