#
# simple example Makefile for compiling main program (main.c)
# and functions (declared in foobar.h, defined in foobar.c).
#
# revised version using implicit rules
#

# "make" uses these variables to generate .o files from .c files
CFLAGS = -Wall -pedantic -O -std=c99 
CC = gcc

# define a variable representing all objects, to use in "link" step
# and "clean" rule
objects = main.o foobar.o

# use predefined implicit rules (!) to build object and executable files

main: $(objects)

main.o: main.c defs.h foobar.h
foobar.o:  foobar.c defs.h foobar.h

.PHONY: clean
clean:
	rm $(objects) main