# between calls 2 and 3, where tracing is paused.
# This code gets the sign of the difference between each number and
# its predecessor.
- counts="$(tr -d , <${tmp} | awk '/traced function calls/ { diff = $1 - upto; upto = $1; printf "%d ", diff < 0 ? -1 : (diff > 0 ? 1 : 0)}')"
+ counts="$(tr -d ',\r' <${tmp} | awk \
+ '/traced function calls/ { diff = $1 - upto; upto = $1; \
+ printf "%d ", diff < 0 ? -1 : (diff > 0 ? 1 : 0)}')"
if [ "${counts}" != "1 1 0 1 " ]; then
fail "trace collection error: ${counts}"