check: regress
@echo "=== No diff output is good news."
@-advent -x 2>/dev/null # Get usage message into coverage tests
- @-advent -l /dev/null <quit.log >/dev/null
+ @-advent -l /dev/null <pitfall.log >/dev/null
+
+coverage: check
+ lcov -t "advent" -o ../advent.info -c -d ..
+ genhtml -o ../coverage/ ../advent.info
.SUFFIXES: .chk