makefile

這是一個實時嵌入式作業系統 實作了MCS51 ARM等MCU

############################################################################
# examples/nettest/Makefile
#
#   Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
#   Author: Gregory Nutt <[e-mail]>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in
#    the documentation and/or other materials provided with the
#    distribution.
# 3. Neither the name NuttX nor the names of its contributors may be
#    used to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################

-include $(TOPDIR)/.config
-include $(TOPDIR)/Make.defs

TARG_ASRCS	= 
TARG_AOBJS	= $(TARG_ASRCS:.S=$(OBJEXT))

TARG_CSRCS	= nettest.c
ifeq ($(CONFIG_EXAMPLE_NETTEST_SERVER),y)
TARG_CSRCS	+= nettest-server.c
else
TARG_CSRCS	+= nettest-client.c
endif

TARG_COBJS	= $(TARG_CSRCS:.c=$(OBJEXT))

TARG_SRCS	= $(TARG_ASRCS) $(TARG_CSRCS)
TARG_OBJS	= $(TARG_AOBJS) $(TARG_COBJS)

TARG_BIN	= lib$(CONFIG_EXAMPLE)$(LIBEXT)

HOSTCFLAGS	+= -DCONFIG_EXAMPLE_NETTEST_HOST=1
ifeq ($(CONFIG_EXAMPLE_NETTEST_SERVER),y)
HOSTCFLAGS	+= -DCONFIG_EXAMPLE_NETTEST_SERVER=1 \
		   -DCONFIG_EXAMPLE_NETTEST_CLIENTIP="$(CONFIG_EXAMPLE_NETTEST_CLIENTIP)"
endif

HOST_SRCS	= host.c
ifeq ($(CONFIG_EXAMPLE_NETTEST_SERVER),y)
HOST_SRCS	+= nettest-client.c
else
HOST_SRCS	+= nettest-server.c
endif

HOST_OBJS	= $(HOST_SRCS:.c=.o)
HOST_BIN	= host

all:	$(TARG_BIN)

$(TARG_AOBJS): %$(OBJEXT): %.S
	$(call ASSEMBLE, $<, $@)

$(TARG_COBJS): %$(OBJEXT): %.c
	$(call COMPILE, $<, $@)

$(TARG_BIN):	$(TARG_OBJS) $(HOST_BIN)
	@( for obj in $(TARG_OBJS) ; do \
		$(call ARCHIVE, $@, $${obj}); \
	done ; )

$(HOST_OBJS): %.o: %.c
	@echo "CC: $<"
	@$(HOSTCC) -c $(HOSTCFLAGS) $< -o $@

$(HOST_BIN):	$(HOST_OBJS)
	@echo "LD: $@"
	@$(HOSTCC) $(HOSTLDFLAGS) $(HOST_OBJS) -o $@

.depend: Makefile $(TARG_SRCS)
	@$(MKDEP) $(CC) -- $(CFLAGS) -- $(TARG_SRCS) >Make.dep
	@touch $@

depend: .depend

clean:
	@rm -f $(TARG_BIN) $(HOST_BIN) *~ .*.swp
	$(call CLEAN)

distclean: clean
	@rm -f Make.dep .depend

-include Make.dep