Makefile

#
# Makefile for Linux FAT12/FAT16/FAT32(VFAT)/FAT64(ExFAT) filesystem driver.
#

ifneq ($(KERNELRELEASE),)
# call from kernel build system

obj-$(CONFIG_EXFAT_FS) += exfat_core.o exfat_fs.o

exfat_fs-y	:= exfat_super.o

exfat_core-y	:= exfat.o exfat_api.o exfat_blkdev.o exfat_cache.o \
			   exfat_data.o exfat_global.o exfat_nls.o \
			   exfat_oal.o exfat_upcase.o exfat_xattr.o

all:
	$(MAKE) -C /lib/modules/$(KERNELRELEASE)/build M=$(PWD) modules

clean:
	$(MAKE) -C /lib/modules/$(KERNELRELEASE)/build M=$(PWD) clean

else
# external module build

EXTRA_FLAGS += -I$(PWD)

#
# KDIR is a path to a directory containing kernel source.
# It can be specified on the command line passed to make to enable the module to
# be built and installed for a kernel other than the one currently running.
# By default it is the path to the symbolic link created when
# the current kernel's modules were installed, but
# any valid path to the directory in which the target kernel's source is located
# can be provided on the command line.
#
KVER	?= $(shell uname -r)
KDIR	:= /lib/modules/$(KVER)/build
MDIR	:= /lib/modules/$(KVER)
PWD	:= $(shell pwd)
KREL	:= $(shell cd ${KDIR} && make -s kernelrelease)
PWD	:= $(shell pwd)

export CONFIG_EXFAT_FS := m

all:
	$(MAKE) -C $(KDIR) M=$(PWD) modules

clean:
	$(MAKE) -C $(KDIR) M=$(PWD) clean

help:
	$(MAKE) -C $(KDIR) M=$(PWD) help

install:all
	rm -f ${DESTDIR}${MDIR}/kernel/fs/exfat/exfat.ko
	rm -f ${DESTDIR}${MDIR}/kernel/fs/exfat/exfat_fs.ko
	rm -f ${DESTDIR}${MDIR}/kernel/fs/exfat/exfat_core.ko
	install -m644 -b -D exfat_core.ko ${DESTDIR}${MDIR}/kernel/fs/exfat/exfat_core.ko
	install -m644 -b -D exfat_fs.ko ${DESTDIR}${MDIR}/kernel/fs/exfat/exfat_fs.ko
ifeq ($(DESTDIR),)
		depmod -a
endif
uninstall:
	rm -rf ${DESTDIR}/${MDIR}/kernel/fs/exfat
ifeq ($(DESTDIR),)
		depmod -a
endif

endif

.PHONY : all clean install uninstall