11 while [ -L "$real" ]; do
12 real="$(stat -c %N "$real" |sed -r "s:..*. -> .(.*).$:\1:")"
15 _EXEC="$(dirname "$real")" #execution directory
16 _STOR="$(dirname "$call")" #storage directory
18 [ -w "$_EXEC" ] && [ -d "$_EXEC" ] || die "storage directory must be writable"