Quickie on Make Files

Found it at this quick Makefile Tutorial

CC=g++
CFLAGS=-c -Wall
LDFLAGS=
SOURCES=main.cpp hello.cpp factorial.cpp
OBJECTS=$(SOURCES:.cpp=.o)
EXECUTABLE=hello

all: $(SOURCES) $(EXECUTABLE)
 
$(EXECUTABLE): $(OBJECTS) 
 $(CC) $(LDFLAGS) $(OBJECTS) -o $@

.cpp.o:
 $(CC) $(CFLAGS) $< -o $@