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PREFIX?=/usr/local
PKG_CONFIG?=pkg-config
INSTALL=install
CFLAGS+=-std=gnu89 -O2 -g -MMD -Wall -fPIC \
-Wno-pointer-sign \
-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) $(EXTRA_LDFLAGS)
## Configure Tools
PYTEST_ARGS?=
PYTEST_CMD?=$(shell \
command -v pytest-3 \
|| which pytest-3 \
)
PYTEST:=$(PYTEST_CMD) $(PYTEST_ARGS)
CARGO_ARGS=
CARGO=cargo $(CARGO_ARGS)
CARGO_PROFILE=release
# CARGO_PROFILE=debug
CARGO_BUILD_ARGS=--$(CARGO_PROFILE)
CARGO_BUILD=$(CARGO) build $(CARGO_BUILD_ARGS)
VERSION?=$(shell git describe --dirty=+ 2>/dev/null || echo v0.1-nogit)
include Makefile.compiler
CFLAGS+=$(call cc-disable-warning, unused-but-set-variable)
CFLAGS+=$(call cc-disable-warning, stringop-overflow)
CFLAGS+=$(call cc-disable-warning, zero-length-bounds)
CFLAGS+=$(call cc-disable-warning, missing-braces)
CFLAGS+=$(call cc-disable-warning, zero-length-array)
CFLAGS+=$(call cc-disable-warning, shift-overflow)
CFLAGS+=$(call cc-disable-warning, enum-conversion)
PKGCONFIG_LIBS="blkid uuid liburcu libsodium zlib liblz4 libzstd libudev"
ifdef BCACHEFS_FUSE
PKGCONFIG_LIBS+="fuse3 >= 3.7"
CFLAGS+=-DBCACHEFS_FUSE
endif
PKGCONFIG_CFLAGS:=$(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+=$(PKGCONFIG_LDLIBS)
LDLIBS+=-lm -lpthread -lrt -lkeyutils -laio -ldl
LDLIBS+=$(EXTRA_LDLIBS)
ifeq ($(PREFIX),/usr)
ROOT_SBINDIR=/sbin
INITRAMFS_DIR=$(PREFIX)/share/initramfs-tools
else
ROOT_SBINDIR=$(PREFIX)/sbin
INITRAMFS_DIR=/etc/initramfs-tools
endif
.PHONY: all
all: bcachefs lib
.PHONY: lib
lib: libbcachefs.so
.PHONY: tests
tests: tests/test_helper
.PHONY: check
check: tests bcachefs
ifneq (,$(PYTEST_CMD))
$(PYTEST)
else
@echo "WARNING: pytest not found or specified, tests could not be run."
endif
.PHONY: TAGS tags
TAGS:
ctags -e -R .
tags:
ctags -R .
SRCS=$(shell find . -type f -iname '*.c')
DEPS=$(SRCS:.c=.d)
-include $(DEPS)
OBJS=$(SRCS:.c=.o)
bcachefs: $(filter-out ./tests/%.o, $(OBJS))
RUST_SRCS=$(shell find rust-src/ -type f -iname '*.rs')
MOUNT_SRCS=$(filter %mount, $(RUST_SRCS))
debug: CFLAGS+=-Werror -DCONFIG_BCACHEFS_DEBUG=y -DCONFIG_VALGRIND=y
debug: bcachefs
MOUNT_OBJ=$(filter-out ./bcachefs.o ./tests/%.o ./cmd_%.o , $(OBJS))
libbcachefs.so: LDFLAGS+=-shared
libbcachefs.so: $(MOUNT_OBJ)
$(CC) $(LDFLAGS) $+ -o $@ $(LDLIBS)
MOUNT_TOML=rust-src/mount/Cargo.toml
mount.bcachefs: lib $(MOUNT_SRCS)
LIBBCACHEFS_LIB=$(CURDIR) \
LIBBCACHEFS_INCLUDE=$(CURDIR) \
$(CARGO_BUILD) --manifest-path $(MOUNT_TOML)
ln -f rust-src/mount/target/$(CARGO_PROFILE)/bcachefs-mount $@
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 lib
$(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)
$(INSTALL) -m0755 -D libbcachefs.so -t $(DESTDIR)$(PREFIX)/lib/
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) bcachefs mount.bcachefs libbcachefs_mount.a tests/test_helper .version $(OBJS) $(DEPS) $(DOCGENERATED)
$(RM) -rf rust-src/*/target
.PHONY: deb
deb: all
debuild -us -uc -nc -b -i -I
doc/bcachefs-principles-of-operation.pdf: doc/bcachefs-principles-of-operation.tex
pdflatex doc/bcachefs-principles-of-operation.tex
pdflatex doc/bcachefs-principles-of-operation.tex
doc: bcachefs-principles-of-operation.pdf
.PHONY: 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)/include/linux/xxhash.h include/linux/
git add include/linux/xxhash.h
cp $(LINUX_DIR)/lib/xxhash.c linux/
git add linux/xxhash.c
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
cp $(LINUX_DIR)/include/linux/list_nulls.h include/linux/
git add include/linux/list_nulls.h
cp $(LINUX_DIR)/include/linux/poison.h include/linux/
git add include/linux/poison.h
cp $(LINUX_DIR)/scripts/Makefile.compiler ./
git add Makefile.compiler
$(RM) libbcachefs/*.mod.c
git -C $(LINUX_DIR) rev-parse HEAD | tee .bcachefs_revision
git add .bcachefs_revision
.PHONY: 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)"
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