#
# Returns 0 if there's no difference, or not zero otherwise.
bt_diff() {
- local expected_file="$1"
- local actual_file="$2"
+ local -r expected_file="$1"
+ local -r actual_file="$2"
local ret=0
diff -u <(bt_remove_cr_inline "$expected_file") <(bt_remove_cr_inline "$actual_file") 1>&2