This happened to work for the majority of cases because the only calling
function used a variable named "i" that was related to the variable being
passed to the function.
Fixes FS#48340.
Signed-off-by: Allan McRae <allan@archlinux.org>
Extract array detection into its own utility function that ensures
extglob is enabled.
Suggested-by: Dave Reisner <dreisner@archlinux.org>
Signed-off-by: Allan McRae <allan@archlinux.org>
