Makefile

hello: main.cpp printhello.cpp fatorial.cpp
  g++ -o hello main.cpp printhello.cpp factorial.cpp

CXX = g++
TARGET = hello
OBJ = main.o printhello.o factorial.o

$(TARGET):  $(OBJ)
  $(CXX) - o $(TARGET) $(OBJ)

main.o:main.cpp
  $(CXX) -c mian.cpp

printhello.o: printhello.cpp
  $(CXX) -c printhello.cpp

fatorial.o: fatorial.cpp
  $(CXX) -c printhello.cpp

CXX = g++
TARGET = hello
obj = main.o printhello.o factorial.o

CXXFLAGS = -c -Wall

$(TARGET): $(OBJ)
  $(CXX) -o $@ $^

%.o: %.cpp
  $(CXX) $(CXXFLAGS) $< -o $@

.PHONY: clean
clean:
  rm -f*.o $(TARGET)