|my profile runs a one liner...
what's that one liner look like?
export CDPATH=.:~
cdpaths="$([ -d ~/src ] && find ~/src -mindepth 1 -type d | egrep -v '/(\.)|_[a-zA-Z0-9]' | egrep -v '(bin)|(cmd)|(doc)|(lib)|(pkg)|(test)' | xargs -n1 dirname | uniq)"
for i in $cdpaths; do
CDPATH=$CDPATH:$i
done