ref: b6a519453224239b129fa481f598946fe61e21c8
dir: /path/
#!/bin/rc # x/path -- extract datums from the path rfork e wd=`{pwd} if(! ~ $wd /x/*) exit notinx while(! ~ $#1 0 && ~ $1 -*){ switch($1){ case -P echo $wd | sed 's,/x/[^/]+(.*),\1,' case -p echo $wd | sed 's,/x/[^/]+/(.*),\1,' case -r echo $wd | sed 's,(/x/[^/]+).*,\1,' case -l echo $wd | awk -F/ '{print $3}' } shift }