5 CFLAGS+=-std=gnu89 -O2 -g -MMD -Wall -fPIC \
8 -fno-delete-null-pointer-checks \
10 -D_FILE_OFFSET_BITS=64 \
14 -DZSTD_STATIC_LINKING_ONLY \
15 -DFUSE_USE_VERSION=32 \
16 -DNO_BCACHEFS_CHARDEV \
19 -DVERSION_STRING='"$(VERSION)"' \
21 LDFLAGS+=$(CFLAGS) $(EXTRA_LDFLAGS)
29 PYTEST:=$(PYTEST_CMD) $(PYTEST_ARGS)
32 CARGO=cargo $(CARGO_ARGS)
36 CARGO_BUILD_ARGS=--$(CARGO_PROFILE)
37 CARGO_BUILD=$(CARGO) build $(CARGO_BUILD_ARGS)
38 VERSION?=$(shell git describe --dirty=+ 2>/dev/null || echo v0.1-nogit)
40 include Makefile.compiler
42 CFLAGS+=$(call cc-disable-warning, unused-but-set-variable)
43 CFLAGS+=$(call cc-disable-warning, stringop-overflow)
44 CFLAGS+=$(call cc-disable-warning, zero-length-bounds)
45 CFLAGS+=$(call cc-disable-warning, missing-braces)
46 CFLAGS+=$(call cc-disable-warning, zero-length-array)
47 CFLAGS+=$(call cc-disable-warning, shift-overflow)
48 CFLAGS+=$(call cc-disable-warning, enum-conversion)
50 PKGCONFIG_LIBS="blkid uuid liburcu libsodium zlib liblz4 libzstd libudev"
52 PKGCONFIG_LIBS+="fuse3 >= 3.7"
53 CFLAGS+=-DBCACHEFS_FUSE
56 PKGCONFIG_CFLAGS:=$(shell $(PKG_CONFIG) --cflags $(PKGCONFIG_LIBS))
57 ifeq (,$(PKGCONFIG_CFLAGS))
58 $(error pkg-config error, command: $(PKG_CONFIG) --cflags $(PKGCONFIG_LIBS))
60 PKGCONFIG_LDLIBS:=$(shell $(PKG_CONFIG) --libs $(PKGCONFIG_LIBS))
61 ifeq (,$(PKGCONFIG_LDLIBS))
62 $(error pkg-config error, command: $(PKG_CONFIG) --libs $(PKGCONFIG_LIBS))
65 CFLAGS+=$(PKGCONFIG_CFLAGS)
66 LDLIBS+=$(PKGCONFIG_LDLIBS)
67 LDLIBS+=-lm -lpthread -lrt -lkeyutils -laio -ldl
68 LDLIBS+=$(EXTRA_LDLIBS)
72 INITRAMFS_DIR=$(PREFIX)/share/initramfs-tools
74 ROOT_SBINDIR=$(PREFIX)/sbin
75 INITRAMFS_DIR=/etc/initramfs-tools
85 tests: tests/test_helper
89 ifneq (,$(PYTEST_CMD))
92 @echo "WARNING: pytest not found or specified, tests could not be run."
102 SRCS=$(shell find . -type f ! -path '*/.*/*' -iname '*.c')
107 bcachefs: $(filter-out ./tests/%.o, $(OBJS))
109 RUST_SRCS=$(shell find rust-src/ -type f -iname '*.rs')
110 MOUNT_SRCS=$(filter %mount, $(RUST_SRCS))
112 debug: CFLAGS+=-Werror -DCONFIG_BCACHEFS_DEBUG=y -DCONFIG_VALGRIND=y
115 MOUNT_OBJ=$(filter-out ./bcachefs.o ./tests/%.o ./cmd_%.o , $(OBJS))
116 libbcachefs.so: LDFLAGS+=-shared
117 libbcachefs.so: $(MOUNT_OBJ)
118 $(CC) $(LDFLAGS) $+ -o $@ $(LDLIBS)
120 MOUNT_TOML=rust-src/mount/Cargo.toml
121 mount.bcachefs: lib $(MOUNT_SRCS)
122 LIBBCACHEFS_LIB=$(CURDIR) \
123 LIBBCACHEFS_INCLUDE=$(CURDIR) \
124 $(CARGO_BUILD) --manifest-path $(MOUNT_TOML)
126 ln -f rust-src/mount/target/$(CARGO_PROFILE)/bcachefs-mount $@
129 tests/test_helper: $(filter ./tests/%.o, $(OBJS))
131 # If the version string differs from the last build, update the last version
132 ifneq ($(VERSION),$(shell cat .version 2>/dev/null))
136 echo '$(VERSION)' > $@
138 # Rebuild the 'version' command any time the version string changes
139 cmd_version.o : .version
142 install: INITRAMFS_HOOK=$(INITRAMFS_DIR)/hooks/bcachefs
143 install: INITRAMFS_SCRIPT=$(INITRAMFS_DIR)/scripts/local-premount/bcachefs
144 install: bcachefs lib
145 $(INSTALL) -m0755 -D bcachefs -t $(DESTDIR)$(ROOT_SBINDIR)
146 $(INSTALL) -m0755 fsck.bcachefs $(DESTDIR)$(ROOT_SBINDIR)
147 $(INSTALL) -m0755 mkfs.bcachefs $(DESTDIR)$(ROOT_SBINDIR)
148 $(INSTALL) -m0644 -D bcachefs.8 -t $(DESTDIR)$(PREFIX)/share/man/man8/
149 $(INSTALL) -m0755 -D initramfs/script $(DESTDIR)$(INITRAMFS_SCRIPT)
150 $(INSTALL) -m0755 -D initramfs/hook $(DESTDIR)$(INITRAMFS_HOOK)
151 $(INSTALL) -m0755 -D mount.bcachefs.sh $(DESTDIR)$(ROOT_SBINDIR)
152 $(INSTALL) -m0755 -D libbcachefs.so -t $(DESTDIR)$(PREFIX)/lib/
154 sed -i '/^# Note: make install replaces/,$$d' $(DESTDIR)$(INITRAMFS_HOOK)
155 echo "copy_exec $(ROOT_SBINDIR)/bcachefs /sbin/bcachefs" >> $(DESTDIR)$(INITRAMFS_HOOK)
159 $(RM) bcachefs mount.bcachefs libbcachefs_mount.a tests/test_helper .version $(OBJS) $(DEPS) $(DOCGENERATED)
160 $(RM) -rf rust-src/*/target
164 debuild -us -uc -nc -b -i -I
166 bcachefs-principles-of-operation.pdf: doc/bcachefs-principles-of-operation.tex
167 pdflatex doc/bcachefs-principles-of-operation.tex
168 pdflatex doc/bcachefs-principles-of-operation.tex
170 doc: bcachefs-principles-of-operation.pdf
172 .PHONY: update-bcachefs-sources
173 update-bcachefs-sources:
174 git rm -rf --ignore-unmatch libbcachefs
175 test -d libbcachefs || mkdir libbcachefs
176 cp $(LINUX_DIR)/fs/bcachefs/*.[ch] libbcachefs/
177 git add libbcachefs/*.[ch]
178 cp $(LINUX_DIR)/include/trace/events/bcachefs.h include/trace/events/
179 git add include/trace/events/bcachefs.h
180 cp $(LINUX_DIR)/include/linux/xxhash.h include/linux/
181 git add include/linux/xxhash.h
182 cp $(LINUX_DIR)/lib/xxhash.c linux/
183 git add linux/xxhash.c
184 cp $(LINUX_DIR)/kernel/locking/six.c linux/
186 cp $(LINUX_DIR)/include/linux/six.h include/linux/
187 git add include/linux/six.h
188 cp $(LINUX_DIR)/include/linux/list_nulls.h include/linux/
189 git add include/linux/list_nulls.h
190 cp $(LINUX_DIR)/include/linux/poison.h include/linux/
191 git add include/linux/poison.h
192 cp $(LINUX_DIR)/scripts/Makefile.compiler ./
193 git add Makefile.compiler
194 $(RM) libbcachefs/*.mod.c
195 git -C $(LINUX_DIR) rev-parse HEAD | tee .bcachefs_revision
196 git add .bcachefs_revision
199 .PHONY: update-commit-bcachefs-sources
200 update-commit-bcachefs-sources: update-bcachefs-sources
201 git commit -m "Update bcachefs sources to $(shell git -C $(LINUX_DIR) show --oneline --no-patch)"