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Text File  |  1997-10-25  |  184 b   |  10 lines
  1. #! /bin/sh
  2. #
  3. #       @(#)dirname.sh 1.5 89/03/22 SMI; from S5R2 1.2
  4. #
  5. PATH=/bin:/usr/bin
  6. expr \
  7.   ${1-.}'/' : '\(/\)[^/]*//*$' \
  8.   \| ${1-.}'/' : '\(.*[^/]\)//*[^/][^/]*//*$' \
  9.   \| .
  10.