rules.make

How to write Makefile

TOPDIR = ~/abc
INCLUDEDIR = $(TOPDIR)/include
COMMDIR = $(TOPDIR)/common
MAINDIR = $(TOPDIR)/main
TOOLSDIR = $(TOPDIR)/tools
BINDIR = $(TOPDIR)/bin

COMMONSRCS = $(COMMDIR)/a.c
MAINSRCS = $(MAINDIR)/main.c
TOOLSSRCS = $(TOOLSDIR)/main.c

COMMONOBJS = $(patsubst %.c,%.o,$(COMMONSRCS))
MAINOBJS = $(patsubst %.c,%.o,$(MAINSRCS))
TOOLSOBJS = $(patsubst %.c,%.o,$(TOOLSSRCS))

CFLAGS += -I $(INCLUDEDIR)

RELEASETARGET = $(BINDIR)/abc
DEBUGTARGET = $(RELEASETARGET)d