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/ Software of the Month Club 2000 October / Software of the Month - Ultimate Collection Shareware 277.iso / pc / PROGRAMS / UTILITY / WINLINUX / DATA1.CAB / programs_-_kernel_source / SCRIPTS / PATHDOWN.SH < prev    next >
Linux/UNIX/POSIX Shell Script  |  1999-09-17  |  180b  |  14 lines
  1. #!/bin/sh
  2. UP=
  3. DN=${PWD:?}
  4. TP=${TOPDIR:?}
  5.  
  6. while [ ! $TP/$UP/. -ef $DN ] ;do
  7.     UP=`basename $PWD`/$UP
  8.     cd ..
  9.     if [ "$PWD" = "/" ]; then echo "Lost"; exit 1; fi
  10. done
  11.  
  12. echo $UP
  13. exit 0
  14.