makefile

一个基于linux的TCP/IP协议栈的实现

#Makefile from google search

PROGRAM	:= dummytest
SRCDIRS   := .
SRCEXTS   := .c
CPPFLAGS  :=
CFLAGS    :=  -Wall
CFLAGS    +=
LDFLAGS   :=
LDFLAGS   +=

CC      = gcc

# The C++ program compiler. Uncomment it to specify yours explicitly.
#CXX     = g++

# Uncomment the 2 lines to compile C programs as C++ ones.
#CC      = $(CXX)
#CFLAGS  = $(CXXFLAGS)

# The command used to delete file.
RM	=	rm -f

## Stable Section: usually no need to be changed. But you can add more.
SHELL   = /bin/sh
SOURCES = $(foreach d,$(SRCDIRS),$(wildcard $(addprefix $(d)/*,$(SRCEXTS))))
OBJS    = $(foreach x,$(SRCEXTS), \
					$(patsubst %$(x),%.o,$(filter %$(x),$(SOURCES))))
DEPS    = $(patsubst %.o,%.d,$(OBJS))

.PHONY : all objs clean cleanall rebuild
all : $(PROGRAM)

# Rules for creating the dependency files (.d).
%.d : %.c
	@$(CC) -MM -MD $(CFLAGS) $<
%.d : %.C
	@$(CC) -MM -MD $(CXXFLAGS) $<
%.d : %.cc
	@$(CC) -MM -MD $(CXXFLAGS) $<
%.d : %.cpp
	@$(CC) -MM -MD $(CXXFLAGS) $<
%.d : %.CPP
	@$(CC) -MM -MD $(CXXFLAGS) $<
%.d : %.c++
	@$(CC) -MM -MD $(CXXFLAGS) $<
%.d : %.cp
	@$(CC) -MM -MD $(CXXFLAGS) $<
%.d : %.cxx
	@$(CC) -MM -MD $(CXXFLAGS) $<

# Rules for producing the objects.
objs : $(OBJS)
%.o : %.c
	$(CC) -c $(CPPFLAGS) $(CFLAGS) $<
%.o : %.C
	$(CXX) -c $(CPPFLAGS) $(CXXFLAGS) $<
%.o : %.cc
	$(CXX) -c $(CPPFLAGS) $(CXXFLAGS) $<
%.o : %.cpp
	$(CXX) -c $(CPPFLAGS) $(CXXFLAGS) $<
%.o : %.CPP
	$(CXX) -c $(CPPFLAGS) $(CXXFLAGS) $<
%.o : %.c++
	$(CXX -c $(CPPFLAGS) $(CXXFLAGS) $<
%.o : %.cp
	$(CXX) -c $(CPPFLAGS) $(CXXFLAGS) $<
%.o : %.cxx
	$(CXX) -c $(CPPFLAGS) $(CXXFLAGS) $<

# Rules for producing the executable.
$(PROGRAM) : $(OBJS)
ifeq ($(strip $(SRCEXTS)), .c)  # C file
	$(CC) -o $(PROGRAM) $(OBJS) $(LDFLAGS)
else                            # C++ file
	$(CXX) -o $(PROGRAM) $(OBJS) $(LDFLAGS)
endif

-include $(DEPS)
rebuild: clean all
clean :
	@$(RM) *.o *.d
cleanall: clean
	@$(RM) $(PROGRAM) $(PROGRAM).exe

### End of the Makefile ##  Suggestions are welcome  ## All rights reserved ###