hello: hello.c cc -g -std=c11 -Wall -Wextra hello.c -o hello -pthread all: hello lint memcheck helgrind .PHONY: lint lint: cpplint --filter=-readability/casting hello.c .PHONY: memcheck memcheck: valgrind --quiet --tool=memcheck ./hello .PHONY: helgrind helgrind: valgrind --quiet --tool=helgrind ./hello .PHONY: clean clean: rm -f hello