-PREFIX=/usr
-UDEVLIBDIR=/lib/udev
-DRACUTLIBDIR=/lib/dracut
+PREFIX?=/usr/local
+PKG_CONFIG?=pkg-config
INSTALL=install
-CFLAGS+=-O2 -Wall -g
+PYTEST=pytest-3
+CFLAGS+=-std=gnu89 -O2 -g -MMD -Wall \
+ -Wno-pointer-sign \
+ -Wno-zero-length-bounds \
+ -Wno-stringop-overflow \
+ -fno-strict-aliasing \
+ -fno-delete-null-pointer-checks \
+ -I. -Iinclude -Iraid \
+ -D_FILE_OFFSET_BITS=64 \
+ -D_GNU_SOURCE \
+ -D_LGPL_SOURCE \
+ -DRCU_MEMBARRIER \
+ -DZSTD_STATIC_LINKING_ONLY \
+ -DFUSE_USE_VERSION=32 \
+ -DNO_BCACHEFS_CHARDEV \
+ -DNO_BCACHEFS_FS \
+ -DNO_BCACHEFS_SYSFS \
+ -DVERSION_STRING='"$(VERSION)"' \
+ $(EXTRA_CFLAGS)
+LDFLAGS+=$(CFLAGS) $(EXTRA_LDFLAGS)
-all: make-bcache probe-bcache bcache-super-show
+VERSION?=$(shell git describe --dirty=+ 2>/dev/null || echo v0.1-nogit)
-install: make-bcache probe-bcache bcache-super-show
- $(INSTALL) -m0755 make-bcache bcache-super-show $(DESTDIR)${PREFIX}/sbin/
- $(INSTALL) -m0755 probe-bcache bcache-register $(DESTDIR)$(UDEVLIBDIR)/
- $(INSTALL) -m0644 69-bcache.rules $(DESTDIR)$(UDEVLIBDIR)/rules.d/
- -$(INSTALL) -T -m0755 initramfs/hook $(DESTDIR)/usr/share/initramfs-tools/hooks/bcache
- if [ -d $(DESTDIR)$(DRACUTLIBDIR)/modules.d ]; \
- then $(INSTALL) -D -m0755 dracut/module-setup.sh $(DESTDIR)$(DRACUTLIBDIR)/modules.d/90bcache/module-setup.sh; \
- fi
- $(INSTALL) -m0644 -- *.8 $(DESTDIR)${PREFIX}/share/man/man8/
-# $(INSTALL) -m0755 bcache-test $(DESTDIR)${PREFIX}/sbin/
+CC_VERSION=$(shell $(CC) -v 2>&1|grep -E '(gcc|clang) version')
+ifneq (,$(findstring gcc,$(CC_VERSION)))
+ CFLAGS+=-Wno-unused-but-set-variable
+endif
+
+ifneq (,$(findstring clang,$(CC_VERSION)))
+ CFLAGS+=-Wno-missing-braces
+endif
+
+ifdef D
+ CFLAGS+=-Werror
+ CFLAGS+=-DCONFIG_BCACHEFS_DEBUG=y
+endif
+ CFLAGS+=-DCONFIG_VALGRIND=y
+
+PKGCONFIG_LIBS="blkid uuid liburcu libsodium zlib liblz4 libzstd libudev"
+ifdef BCACHEFS_FUSE
+ PKGCONFIG_LIBS+="fuse3 >= 3.7"
+ CFLAGS+=-DBCACHEFS_FUSE
+endif
+
+PKGCONFIG_CFLAGS:=$(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+=$(PKGCONFIG_LDLIBS)
+
+LDLIBS+=-lm -lpthread -lrt -lscrypt -lkeyutils -laio -ldl
+LDLIBS+=$(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: tests
+tests: tests/test_helper
+
+.PHONY: check
+check: tests 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, $(OBJS))
+
+MOUNT_SRCS=$(shell find mount/src -type f -iname '*.rs') \
+ mount/Cargo.toml mount/Cargo.lock mount/build.rs
+libbcachefs_mount.a: $(MOUNT_SRCS)
+ LIBBCACHEFS_INCLUDE=$(CURDIR) cargo build --manifest-path mount/Cargo.toml --release
+ cp mount/target/release/libbcachefs_mount.a $@
+
+MOUNT_OBJ=$(filter-out ./bcachefs.o ./tests/%.o ./cmd_%.o , $(OBJS))
+mount.bcachefs: libbcachefs_mount.a $(MOUNT_OBJ)
+ $(CC) -Wl,--gc-sections libbcachefs_mount.a $(MOUNT_OBJ) -o $@ $(LDLIBS)
+
+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)' > $@
+
+# Rebuild the 'version' command any time the version string changes
+cmd_version.o : .version
+
+doc/bcachefs.5: doc/bcachefs.5.txt
+ a2x -f manpage doc/bcachefs.5.txt
+
+.PHONY: install
+install: INITRAMFS_HOOK=$(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)
+ $(INSTALL) -m0755 -D mount.bcachefs.sh $(DESTDIR)$(ROOT_SBINDIR)
+ sed -i '/^# Note: make install replaces/,$$d' $(DESTDIR)$(INITRAMFS_HOOK)
+ echo "copy_exec $(ROOT_SBINDIR)/bcachefs /sbin/bcachefs" >> $(DESTDIR)$(INITRAMFS_HOOK)
+
+.PHONY: clean
clean:
- $(RM) -f make-bcache probe-bcache bcache-super-show bcache-test *.o
-
-bcache-test: LDLIBS += `pkg-config --libs openssl`
-make-bcache: LDLIBS += `pkg-config --libs uuid blkid`
-make-bcache: CFLAGS += `pkg-config --cflags uuid blkid`
-make-bcache: bcache.o
-probe-bcache: LDLIBS += `pkg-config --libs uuid blkid`
-probe-bcache: CFLAGS += `pkg-config --cflags uuid blkid`
-bcache-super-show: LDLIBS += `pkg-config --libs uuid`
-bcache-super-show: CFLAGS += -std=gnu99
-bcache-super-show: bcache.o
+ $(RM) bcachefs mount.bcachefs libbcachefs_mount.a tests/test_helper .version $(OBJS) $(DEPS)
+ $(RM) -rf mount/target
+
+.PHONY: deb
+deb: all
+# --unsigned-source --unsigned-changes --no-pre-clean --build=binary
+# --diff-ignore --tar-ignore
+ debuild -us -uc -nc -b -i -I
+
+.PHONE: update-bcachefs-sources
+update-bcachefs-sources:
+ git rm -rf --ignore-unmatch libbcachefs
+ test -d libbcachefs || mkdir libbcachefs
+ cp $(LINUX_DIR)/fs/bcachefs/*.[ch] libbcachefs/
+ git add libbcachefs/*.[ch]
+ cp $(LINUX_DIR)/include/trace/events/bcachefs.h include/trace/events/
+ git add include/trace/events/bcachefs.h
+ cp $(LINUX_DIR)/kernel/locking/six.c linux/
+ git add linux/six.c
+ cp $(LINUX_DIR)/include/linux/six.h include/linux/
+ git add include/linux/six.h
+ $(RM) libbcachefs/*.mod.c
+ git -C $(LINUX_DIR) rev-parse HEAD | tee .bcachefs_revision
+ git add .bcachefs_revision
+
+.PHONE: update-commit-bcachefs-sources
+update-commit-bcachefs-sources: update-bcachefs-sources
+ git commit -m "Update bcachefs sources to $(shell git -C $(LINUX_DIR) show --oneline --no-patch)"