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Makefile
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Makefile
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.PHONY = all install clean
#global directory defined
TOPDIR = $(shell pwd)
SRCDIR = $(TOPDIR)/src
LIBDIR = $(TOPDIR)/lib
OBJECTDIR = $(TOPDIR)/build
INCLUDEDIR = $(TOPDIR)/include
#cross compile tools defined
CROSS_COMPILE ?=
AS = $(CROSS_COMPILE)as
LD = $(CROSS_COMPILE)ld
CC = $(CROSS_COMPILE)gcc
CPP = $(CC) -E
AR = $(CROSS_COMPILE)ar
NM = $(CROSS_COMPILE)nm
STRIP = $(CROSS_COMPILE)strip
RANLIB = $(CROSS_COMPILE)ranlib
#local host tools defined
CP := cp
RM := rm
MKDIR := mkdir
SED := sed
FIND := find
MKDIR := mkdir
XARGS := xargs
#target name
TARGETMAIN = bittorent
TARGETLIBS = libbittorent.a
TARGETSLIBS = libbitrorent.so
#FILE' INFOMATION COLLECT
VPATH = $(shell ls -AxR $(SRCDIR)|grep ":"|grep -v "\.svn"|tr -d ':')
SOURCEDIRS = $(VPATH)
#search source file in the current dir
SOURCES = $(foreach subdir,$(SOURCEDIRS),$(wildcard $(subdir)/*.c))
SRCOBJS = $(patsubst %.c,%.o,$(SOURCES))
BUILDOBJS = $(subst $(SRCDIR),$(OBJECTDIR),$(SRCOBJS))
DEPS = $(patsubst %.o,%.d,$(BUILDOBJS))
#external include file define
CFLAGS = -g -Wall -MMD $(foreach dir,$(INCLUDEDIR),-I$(dir))
ARFLAGS = rc
#special parameters for apps
CFLAGS += -D_FILE_OFFSET_BITS=64
#c file compile parameters and linked libraries
CPPFLAGS =
LDFLAGS = -lrt
XLDFLAGS = -Xlinker "-(" $(LDFLAGS) -Xlinker "-)"
LDLIBS += -L $(LIBDIR)
#defaut target:compile the currrent dir file and sub dir
all: $(TARGETMAIN)
#for .h header files dependence
-include $(DEPS)
$(TARGETMAIN) :$(BUILDOBJS)
$(CC) $^ $(CPPFLAGS) $(CFLAGS) $(XLDFLAGS) -o $@ $(LDLIBS)
#$(STRIP) --strip-unneeded $(TARGETMAIN)
$(TARGETLIBS) :$(BUILDOBJS)
@$(AR) $(ARFLAGS) $@ $(BUILDOBJS)
@$(RANLIB) $@
$(TARGETSLIBS) :$(BUILDOBJS)
@$(CC) -shared $^ $(CPPFLAGS) $(CFLAGS) $(XLDFLAGS) -o $@ $(LDLIBS)
$(OBJECTDIR)%.o: $(SRCDIR)%.c
@[ ! -d $(dir $@) ] & $(MKDIR) -p $(dir $@)
$(CC) $(CPPFLAGS) $(CFLAGS) -o $(subst $(SRCDIR),$(OBJECTDIR),$@) -c $<
intall:
clean:
@$(FIND) $(OBJECTDIR) -name "*.o" -o -name "*.d" | $(XARGS) $(RM) -f
@$(RM) -f $(TARGETMAIN) $(TARGETLIBS) $(TARGETSLIBS)