makefile

RT-Thread是发展中的下一代微内核嵌入式实时操作系统

# Makefile for lwip
KERNEL_ROOT=../../..
include $(KERNEL_ROOT)/config.mk

LWIPDIR=$(KERNEL_ROOT)/net/lwip/src
ARFLAGS=rs

CFLAGS +=	-DIPv4 \
			-I$(LWIPDIR)/include \
			-I$(LWIPDIR)/include/ipv4 \
			-I$(LWIPDIR)/arch/include \
			-I.

# COREFILES, CORE4FILES: The minimum set of files needed for lwIP.
COREFILES=$(LWIPDIR)/core/dhcp.c $(LWIPDIR)/core/dns.c $(LWIPDIR)/core/init.c \
	$(LWIPDIR)/core/mem.c $(LWIPDIR)/core/memp.c $(LWIPDIR)/core/netif.c \
	$(LWIPDIR)/core/pbuf.c $(LWIPDIR)/core/raw.c $(LWIPDIR)/core/stats.c \
	$(LWIPDIR)/core/tcp.c $(LWIPDIR)/core/tcp_in.c $(LWIPDIR)/core/tcp_out.c \
	$(LWIPDIR)/core/udp.c $(LWIPDIR)/core/sys.c 
CORE4FILES=$(LWIPDIR)/core/ipv4/autoip.c $(LWIPDIR)/core/ipv4/icmp.c \
	$(LWIPDIR)/core/ipv4/igmp.c $(LWIPDIR)/core/ipv4/inet.c $(LWIPDIR)/core/ipv4/inet_chksum.c \
	$(LWIPDIR)/core/ipv4/ip.c $(LWIPDIR)/core/ipv4/ip_addr.c $(LWIPDIR)/core/ipv4/ip_frag.c
CORESNMPFILES=$(LWIPDIR)/core/snmp/asn1_dec.c $(LWIPDIR)/core/snmp/asn1_enc.c \
	$(LWIPDIR)/core/snmp/mib2.c $(LWIPDIR)/core/snmp/mib_structs.c \
	$(LWIPDIR)/core/snmp/msg_in.c $(LWIPDIR)/core/snmp/msg_out.c
# APIFILES: The files which implement the sequential and socket APIs.
APIFILES=$(LWIPDIR)/api/api_lib.c $(LWIPDIR)/api/api_msg.c $(LWIPDIR)/api/err.c \
	$(LWIPDIR)/api/netbuf.c $(LWIPDIR)/api/netdb.c $(LWIPDIR)/api/netifapi.c \
	$(LWIPDIR)/api/sockets.c $(LWIPDIR)/api/tcpip.c

# NETIFFILES: Files implementing various generic network interface functions.
NETIFFILES=$(LWIPDIR)/netif/etharp.c $(LWIPDIR)/netif/ethernetif.c \
	$(LWIPDIR)/netif/loopif.c

# ARCHFILES: Archiecture specific files.
ARCHFILES=$(LWIPDIR)/arch/sys_arch.c $(LWIPDIR)/arch/sys_arch_init.c

# LWIPFILES: All the above.
LWIPFILES=$(COREFILES) $(CORE4FILES) $(CORESNMPFILES) $(APIFILES) $(NETIFFILES) $(ARCHFILES)
LWIPFILESW=$(wildcard $(LWIPFILES))
LWIPOBJS=$(notdir $(LWIPFILESW:.c=.o))

%.o:
	$(CC) $(CFLAGS) -c $(<:.o=.c)

all: .depend $(LIBLWIP)
.PHONY: all

clean:
	$(RM) *.o $(LIBLWIP) $(APPLIB) .depend*

depend dep: .depend

include .depend

$(LIBLWIP): $(LWIPOBJS)
	$(AR) $(ARFLAGS) $(LIBLWIP) $?

.depend: $(LWIPFILES) $(APPFILES)
	$(CC) $(CFLAGS) -MM $^ > .depend