-case ${CROSSDIR+t} in
- t) ;;
- *)
- dir=$(pwd)
- p=$0
- while :; do
- case $p in */*) f=${p##*/} p=${p%/*};; *) f=$p p=. ;; esac
- cd $p
- if ! [ -L "$f" ]; then break; fi
- p=$(readlink "$f")
- done
- p=$(pwd)
- CROSSDIR=${p%/bin}; export CROSSDIR
- cd "$dir"
- ;;
-esac