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PREFIX=/usr
INSTALL=install
CFLAGS+=-std=gnu99 -O2 -g -MMD -Wall \
-Wno-unused-but-set-variable \
-Wno-pointer-sign \
-fno-strict-aliasing \
-I. -Iinclude -Ilibbcache \
-D_FILE_OFFSET_BITS=64 \
-D_GNU_SOURCE \
-D_LGPL_SOURCE \
-DRCU_MEMBARRIER \
$(EXTRA_CFLAGS)
LDFLAGS+=-O2 -g
ifdef D
CFLAGS+=-Werror
else
CFLAGS+=-flto
LDFLAGS+=-flto
endif
PKGCONFIG_LIBS="blkid uuid liburcu"
CFLAGS+=`pkg-config --cflags ${PKGCONFIG_LIBS}`
LDLIBS+=`pkg-config --libs ${PKGCONFIG_LIBS}` -lm -lpthread -lrt
ifeq ($(PREFIX),/usr)
ROOT_SBINDIR=/sbin
else
ROOT_SBINDIR=$(PREFIX)/sbin
endif
.PHONY: all
all: bcache
CCANSRCS=$(wildcard ccan/*/*.c)
CCANOBJS=$(patsubst %.c,%.o,$(CCANSRCS))
# Linux kernel shim:
LINUX_SRCS=$(wildcard linux/*.c linux/*/*.c)
LINUX_OBJS=$(LINUX_SRCS:.c=.o)
OBJS=bcache.o \
bcache-userspace-shim.o \
cmd_assemble.o \
cmd_debug.o \
cmd_device.o \
cmd_fs.o \
cmd_fsck.o \
cmd_format.o \
cmd_run.o \
libbcache.o \
qcow2.o \
tools-util.o \
$(LINUX_OBJS) \
$(CCANOBJS)
DEPS=$(OBJS:.o=.d)
-include $(DEPS)
bcache: $(OBJS)
.PHONY: install
install: bcache
mkdir -p $(DESTDIR)$(ROOT_SBINDIR)
mkdir -p $(DESTDIR)$(PREFIX)/share/man/man8/
$(INSTALL) -m0755 bcache $(DESTDIR)$(ROOT_SBINDIR)
$(INSTALL) -m0755 mkfs.bcache $(DESTDIR)$(ROOT_SBINDIR)
$(INSTALL) -m0644 bcache.8 $(DESTDIR)$(PREFIX)/share/man/man8/
.PHONY: clean
clean:
$(RM) bcache $(OBJS) $(DEPS)
.PHONY: deb
deb: all
debuild --unsigned-source \
--unsigned-changes \
--no-pre-clean \
--build=binary \
--diff-ignore \
--tar-ignore
.PHONE: update-bcache-sources
update-bcache-sources:
echo BCACHE_REVISION=`cd $(LINUX_DIR); git rev-parse HEAD` > .bcache_revision
cp $(LINUX_DIR)/drivers/md/bcache/*.[ch] libbcache/
cp $(LINUX_DIR)/include/trace/events/bcache.h include/trace/events/
cp $(LINUX_DIR)/include/uapi/linux/bcache.h include/linux/
cp $(LINUX_DIR)/include/uapi/linux/bcache-ioctl.h include/linux/
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