+ifneq (,$(findstring gcc,$(CC_VERSION)))
+ CFLAGS+=-Wno-unused-but-set-variable
+endif
+
+ifneq (,$(findstring clang,$(CC_VERSION)))
+ CFLAGS+=-Wno-missing-braces
+endif
+
+ifdef D
+ CFLAGS+=-Werror
+ CFLAGS+=-DCONFIG_BCACHEFS_DEBUG=y
+endif
+
+PKGCONFIG_LIBS="blkid uuid liburcu libsodium zlib liblz4 libzstd"
+ifdef BCACHEFS_FUSE
+ PKGCONFIG_LIBS+="fuse3"
+ CFLAGS+=-DBCACHEFS_FUSE
+endif
+
+PKGCONFIG_CFLAGS:=$(shell $(PKG_CONFIG) --cflags $(PKGCONFIG_LIBS))
+ifeq (,$(PKGCONFIG_CFLAGS))
+ $(error pkg-config error, command: $(PKG_CONFIG) --cflags $(PKGCONFIG_LIBS))
+endif
+PKGCONFIG_LDLIBS:=$(shell $(PKG_CONFIG) --libs $(PKGCONFIG_LIBS))
+ifeq (,$(PKGCONFIG_LDLIBS))
+ $(error pkg-config error, command: $(PKG_CONFIG) --libs $(PKGCONFIG_LIBS))
+endif
+
+CFLAGS+=$(PKGCONFIG_CFLAGS)
+LDLIBS+=$(PKGCONFIG_LDLIBS)
+
+LDLIBS+=-lm -lpthread -lrt -lscrypt -lkeyutils -laio
+LDLIBS+=$(EXTRA_LDLIBS)
+
+ifeq ($(PREFIX),/usr)
+ ROOT_SBINDIR=/sbin
+ INITRAMFS_DIR=$(PREFIX)/share/initramfs-tools
+else
+ ROOT_SBINDIR=$(PREFIX)/sbin
+ INITRAMFS_DIR=/etc/initramfs-tools
+endif
+
+.PHONY: all
+all: bcachefs
+
+.PHONY: check
+check: tests/test_helper bcachefs
+ cd tests; $(PYTEST)
+
+.PHONY: TAGS tags
+TAGS:
+ ctags -e -R .
+
+tags:
+ ctags -R .
+
+SRCS=$(shell find . -type f -iname '*.c')
+DEPS=$(SRCS:.c=.d)
+-include $(DEPS)
+
+OBJS=$(SRCS:.c=.o)
+bcachefs: $(filter-out ./tests/%.o, $(OBJS))
+
+tests/test_helper: $(filter ./tests/%.o, $(OBJS))
+
+# If the version string differs from the last build, update the last version
+ifneq ($(VERSION),$(shell cat .version 2>/dev/null))
+.PHONY: .version
+endif
+.version:
+ echo '$(VERSION)' > $@
+
+# Rebuild the 'version' command any time the version string changes
+cmd_version.o : .version
+
+.PHONY: install
+install: INITRAMFS_HOOK=$(INITRAMFS_DIR)/hooks/bcachefs
+install: INITRAMFS_SCRIPT=$(INITRAMFS_DIR)/scripts/local-premount/bcachefs
+install: bcachefs
+ $(INSTALL) -m0755 -D bcachefs -t $(DESTDIR)$(ROOT_SBINDIR)
+ $(INSTALL) -m0755 fsck.bcachefs $(DESTDIR)$(ROOT_SBINDIR)
+ $(INSTALL) -m0755 mkfs.bcachefs $(DESTDIR)$(ROOT_SBINDIR)
+ $(INSTALL) -m0644 -D bcachefs.8 -t $(DESTDIR)$(PREFIX)/share/man/man8/
+ $(INSTALL) -m0755 -D initramfs/script $(DESTDIR)$(INITRAMFS_SCRIPT)
+ $(INSTALL) -m0755 -D initramfs/hook $(DESTDIR)$(INITRAMFS_HOOK)
+ sed -i '/^# Note: make install replaces/,$$d' $(DESTDIR)$(INITRAMFS_HOOK)
+ echo "copy_exec $(ROOT_SBINDIR)/bcachefs /sbin/bcachefs" >> $(DESTDIR)$(INITRAMFS_HOOK)
+
+.PHONY: clean