# abort - call abort() on first error (dumps core)
# all - shortcut for all of the above
# asan - enable address sanitizer compiler feature
+# tsan - enable thread sanitizer compiler feature
# ubsan - undefined behaviour sanitizer compiler feature
# bcheck - extended build checks
# W=123 build with warnings (default: off)
DEBUG_CFLAGS_INTERNAL =
DEBUG_CFLAGS :=
-TOPDIR := $(shell pwd)
+DEBUG_LDFLAGS_DEFAULT =
+DEBUG_LDFLAGS_INTERNAL =
+DEBUG_LDFLAGS :=
+
+ABSTOPDIR = $(shell pwd)
+TOPDIR := .
# Common build flags
+CSTD = -std=gnu90
CFLAGS = $(SUBST_CFLAGS) \
+ $(CSTD) \
-include config.h \
-DBTRFS_FLAT_INCLUDES \
-D_XOPEN_SOURCE=700 \
$(EXTRA_CFLAGS)
LDFLAGS = $(SUBST_LDFLAGS) \
- -rdynamic -L$(TOPDIR) $(EXTRA_LDFLAGS)
+ -rdynamic -L$(TOPDIR) \
+ $(DEBUG_LDFLAGS_INTERNAL) \
+ $(EXTRA_LDFLAGS)
LIBS = $(LIBS_BASE)
LIBBTRFS_LIBS = $(LIBS_BASE)
# don't use FORTIFY with sparse because glibc with FORTIFY can
# generate so many sparse errors that sparse stops parsing,
# which masks real errors that we want to see.
+# Note: additional flags might get added per-target later
CHECKER := sparse
check_defs := .cc-defines.h
CHECKER_FLAGS := -include $(check_defs) -D__CHECKER__ \
-D__CHECK_ENDIAN__ -Wbitwise -Wuninitialized -Wshadow -Wundef \
- -U_FORTIFY_SOURCE
+ -U_FORTIFY_SOURCE -Wdeclaration-after-statement -Wdefault-bitfield-sign
objects = ctree.o disk-io.o kernel-lib/radix-tree.o extent-tree.o print-tree.o \
root-tree.o dir-item.o file-item.o inode-item.o inode-map.o \
extent-cache.o extent_io.o volumes.o utils.o repair.o \
- qgroup.o raid56.o free-space-cache.o kernel-lib/list_sort.o props.o \
+ qgroup.o free-space-cache.o kernel-lib/list_sort.o props.o \
kernel-shared/ulist.o qgroup-verify.o backref.o string-table.o task-utils.o \
inode.o file.o find-root.o free-space-tree.o help.o send-dump.o \
- fsfeatures.o messages.o
+ fsfeatures.o kernel-lib/tables.o kernel-lib/raid56.o transaction.o
cmds_objects = cmds-subvolume.o cmds-filesystem.o cmds-device.o cmds-scrub.o \
cmds-inspect.o cmds-balance.o cmds-send.o cmds-receive.o \
- cmds-quota.o cmds-qgroup.o cmds-replace.o cmds-check.o \
+ cmds-quota.o cmds-qgroup.o cmds-replace.o check/main.o \
cmds-restore.o cmds-rescue.o chunk-recover.o super-recover.o \
cmds-property.o cmds-fi-usage.o cmds-inspect-dump-tree.o \
cmds-inspect-dump-super.o cmds-inspect-tree-stats.o cmds-fi-du.o \
- mkfs/common.o
+ mkfs/common.o check/common.o check/lowmem.o
libbtrfs_objects = send-stream.o send-utils.o kernel-lib/rbtree.o btrfs-list.o \
- kernel-lib/crc32c.o \
+ kernel-lib/crc32c.o messages.o \
uuid-tree.o utils-lib.o rbtree-utils.o
libbtrfs_headers = send-stream.h send-utils.h send.h kernel-lib/rbtree.h btrfs-list.h \
kernel-lib/crc32c.h kernel-lib/list.h kerncompat.h \
- kernel-lib/radix-tree.h kernel-lib/sizes.h extent-cache.h \
- extent_io.h ioctl.h ctree.h btrfsck.h version.h
+ kernel-lib/radix-tree.h kernel-lib/sizes.h kernel-lib/raid56.h \
+ extent-cache.h extent_io.h ioctl.h ctree.h btrfsck.h version.h
convert_objects = convert/main.o convert/common.o convert/source-fs.o \
- convert/source-ext2.o
-mkfs_objects = mkfs/main.o mkfs/common.o
-
-TESTS = fsck-tests.sh convert-tests.sh
+ convert/source-ext2.o convert/source-reiserfs.o
+mkfs_objects = mkfs/main.o mkfs/common.o mkfs/rootdir.o
+image_objects = image/main.o image/sanitize.o
+all_objects = $(objects) $(cmds_objects) $(libbtrfs_objects) $(convert_objects) \
+ $(mkfs_objects) $(image_objects)
udev_rules = 64-btrfs-dm.rules
ifeq ("$(origin D)", "command line")
DEBUG_CFLAGS_INTERNAL = $(DEBUG_CFLAGS_DEFAULT) $(DEBUG_CFLAGS)
+ DEBUG_LDFLAGS_INTERNAL = $(DEBUG_LDFLAGS_DEFAULT) $(DEBUG_LDFLAGS)
endif
ifneq (,$(findstring verbose,$(D)))
ifneq (,$(findstring asan,$(D)))
DEBUG_CFLAGS_INTERNAL += -fsanitize=address
+ DEBUG_LDFLAGS_INTERNAL += -fsanitize=address -lasan
+endif
+
+ifneq (,$(findstring tsan,$(D)))
+ DEBUG_CFLAGS_INTERNAL += -fsanitize=thread -fPIC
+ DEBUG_LDFLAGS_INTERNAL += -fsanitize=thread -ltsan -pie
endif
ifneq (,$(findstring ubsan,$(D)))
DEBUG_CFLAGS_INTERNAL += -fsanitize=undefined
+ DEBUG_LDFLAGS_INTERNAL += -fsanitize=undefined -lubsan
endif
ifneq (,$(findstring bcheck,$(D)))
# external libs required by various binaries; for btrfs-foo,
# specify btrfs_foo_libs = <list of libs>; see $($(subst...)) rules below
btrfs_convert_cflags = -DBTRFSCONVERT_EXT2=$(BTRFSCONVERT_EXT2)
+btrfs_convert_cflags += -DBTRFSCONVERT_REISERFS=$(BTRFSCONVERT_REISERFS)
btrfs_fragments_libs = -lgd -lpng -ljpeg -lfreetype
btrfs_debug_tree_objects = cmds-inspect-dump-tree.o
btrfs_show_super_objects = cmds-inspect-dump-super.o
btrfs_calc_size_objects = cmds-inspect-tree-stats.o
+cmds_restore_cflags = -DBTRFSRESTORE_ZSTD=$(BTRFSRESTORE_ZSTD)
+
+CHECKER_FLAGS += $(btrfs_convert_cflags)
# collect values of the variables above
-standalone_deps = $(foreach dep,$(patsubst %,%_objects,$(subst -,_,$(filter btrfs-%, $(progs)))),$($(dep)))
+standalone_deps = $(foreach dep,$(patsubst %,%_objects,$(subst -,_,$(filter btrfs-%, $(progs) $(progs_extra)))),$($(dep)))
SUBDIRS =
BUILDDIRS = $(patsubst %,build-%,$(SUBDIRS))
static_libbtrfs_objects = $(patsubst %.o, %.static.o, $(libbtrfs_objects))
static_convert_objects = $(patsubst %.o, %.static.o, $(convert_objects))
static_mkfs_objects = $(patsubst %.o, %.static.o, $(mkfs_objects))
+static_image_objects = $(patsubst %.o, %.static.o, $(image_objects))
libs_shared = libbtrfs.so.0.1
libs_static = libbtrfs.a
grep -v __SIZE_TYPE__ > $(check_defs))
check = $(CHECKER)
check_echo = echo
+ CSTD = -std=gnu89
else
check = true
check_echo = true
endif
%.o.d: %.c
- $(Q)$(CC) -MD -MM -MG -MF $@ -MT $(@:.o.d=.o) -MT $(@:.o.d=.static.o) -MT $@ $(CFLAGS) $<
+ $(Q)$(CC) -MM -MG -MF $@ -MT $(@:.o.d=.o) -MT $(@:.o.d=.static.o) -MT $@ $(CFLAGS) $<
#
# Pick from per-file variables, btrfs_*_cflags
$(Q)bash tests/convert-tests.sh
test-check: test-fsck
-test-fsck: btrfs btrfs-image btrfs-corrupt-block mkfs.btrfs
+test-fsck: btrfs btrfs-image btrfs-corrupt-block mkfs.btrfs btrfstune
@echo " [TEST] fsck-tests.sh"
$(Q)bash tests/fsck-tests.sh
-test-misc: btrfs btrfs-image btrfs-corrupt-block mkfs.btrfs btrfstune fssum
+test-misc: btrfs btrfs-image btrfs-corrupt-block mkfs.btrfs btrfstune fssum \
+ btrfs-zero-log btrfs-find-root btrfs-select-super
@echo " [TEST] misc-tests.sh"
$(Q)bash tests/misc-tests.sh
#
static: $(progs_static)
-version.h: version.sh version.h.in configure.ac
+version.h: version.h.in configure.ac
@echo " [SH] $@"
$(Q)bash ./config.status --silent $@
+mktables: kernel-lib/mktables.c
+ @echo " [CC] $@"
+ $(Q)$(CC) $(CFLAGS) $< -o $@
+
+# the target can be regenerated manually using mktables, but a local copy is
+# kept so the build process is simpler
+kernel-lib/tables.c:
+ @echo " [TABLE] $@"
+ $(Q)./mktables > $@ || ($(RM) -f $@ && exit 1)
+
libbtrfs: $(libs_shared) $(lib_links)
$(libs_shared): $(libbtrfs_objects) $(lib_links) send.h
btrfs-%.static: btrfs-%.static.o $(static_objects) $(patsubst %.o,%.static.o,$(standalone_deps)) $(static_libbtrfs_objects)
@echo " [LD] $@"
- $(Q)$(CC) $(STATIC_CFLAGS) -o $@ $@.o $(static_objects) \
+ $(Q)$(CC) -o $@ $@.o $(static_objects) \
$(patsubst %.o, %.static.o, $($(subst -,_,$(subst .static,,$@)-objects))) \
$(static_libbtrfs_objects) $(STATIC_LDFLAGS) \
$($(subst -,_,$(subst .static,,$@)-libs)) $(STATIC_LIBS)
btrfs-%: btrfs-%.o $(objects) $(standalone_deps) $(libs_static)
@echo " [LD] $@"
- $(Q)$(CC) $(CFLAGS) -o $@ $(objects) $@.o \
+ $(Q)$(CC) -o $@ $(objects) $@.o \
$($(subst -,_,$@-objects)) \
$(libs_static) \
$(LDFLAGS) $(LIBS) $($(subst -,_,$@-libs))
btrfs: btrfs.o $(objects) $(cmds_objects) $(libs_static)
@echo " [LD] $@"
- $(Q)$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS) $(LIBS) $(LIBS_COMP)
+ $(Q)$(CC) -o $@ $^ $(LDFLAGS) $(LIBS) $(LIBS_COMP)
btrfs.static: btrfs.static.o $(static_objects) $(static_cmds_objects) $(static_libbtrfs_objects)
@echo " [LD] $@"
- $(Q)$(CC) $(STATIC_CFLAGS) -o $@ $^ $(STATIC_LDFLAGS) $(STATIC_LIBS) $(STATIC_LIBS_COMP)
+ $(Q)$(CC) -o $@ $^ $(STATIC_LDFLAGS) $(STATIC_LIBS) $(STATIC_LIBS_COMP)
# For backward compatibility, 'btrfs' changes behaviour to fsck if it's named 'btrfsck'
btrfsck: btrfs
mkfs.btrfs: $(mkfs_objects) $(objects) $(libs_static)
@echo " [LD] $@"
- $(Q)$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS) $(LIBS)
+ $(Q)$(CC) -o $@ $^ $(LDFLAGS) $(LIBS)
mkfs.btrfs.static: $(static_mkfs_objects) $(static_objects) $(static_libbtrfs_objects)
@echo " [LD] $@"
- $(Q)$(CC) $(STATIC_CFLAGS) -o $@ $^ $(STATIC_LDFLAGS) $(STATIC_LIBS)
+ $(Q)$(CC) -o $@ $^ $(STATIC_LDFLAGS) $(STATIC_LIBS)
btrfstune: btrfstune.o $(objects) $(libs_static)
@echo " [LD] $@"
- $(Q)$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS) $(LIBS)
+ $(Q)$(CC) -o $@ $^ $(LDFLAGS) $(LIBS)
btrfstune.static: btrfstune.static.o $(static_objects) $(static_libbtrfs_objects)
@echo " [LD] $@"
- $(Q)$(CC) $(STATIC_CFLAGS) -o $@ $^ $(STATIC_LDFLAGS) $(STATIC_LIBS)
+ $(Q)$(CC) -o $@ $^ $(STATIC_LDFLAGS) $(STATIC_LIBS)
-btrfs-image: image/main.o $(objects) $(libs_static)
+btrfs-image: $(image_objects) $(objects) $(libs_static)
@echo " [LD] $@"
- $(Q)$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS) $(LIBS) $(LIBS_COMP)
+ $(Q)$(CC) -o $@ $^ $(LDFLAGS) $(LIBS) $(LIBS_COMP)
-btrfs-image.static: image/main.static.o $(static_objects) $(static_libbtrfs_objects)
+btrfs-image.static: $(static_image_objects) $(static_objects) $(static_libbtrfs_objects)
@echo " [LD] $@"
- $(Q)$(CC) $(STATIC_CFLAGS) -o $@ $^ $(STATIC_LDFLAGS) $(STATIC_LIBS) $(STATIC_LIBS_COMP)
+ $(Q)$(CC) -o $@ $^ $(STATIC_LDFLAGS) $(STATIC_LIBS) $(STATIC_LIBS_COMP)
btrfs-convert: $(convert_objects) $(objects) $(libs_static)
@echo " [LD] $@"
- $(Q)$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS) $(btrfs_convert_libs) $(LIBS)
+ $(Q)$(CC) -o $@ $^ $(LDFLAGS) $(btrfs_convert_libs) $(LIBS)
btrfs-convert.static: $(static_convert_objects) $(static_objects) $(static_libbtrfs_objects)
@echo " [LD] $@"
- $(Q)$(CC) $(STATIC_CFLAGS) -o $@ $^ $(STATIC_LDFLAGS) $(btrfs_convert_libs) $(STATIC_LIBS)
+ $(Q)$(CC) -o $@ $^ $(STATIC_LDFLAGS) $(btrfs_convert_libs) $(STATIC_LIBS)
dir-test: dir-test.o $(objects) $(libs)
@echo " [LD] $@"
- $(Q)$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS) $(LIBS)
+ $(Q)$(CC) -o $@ $^ $(LDFLAGS) $(LIBS)
quick-test: quick-test.o $(objects) $(libs)
@echo " [LD] $@"
- $(Q)$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS) $(LIBS)
+ $(Q)$(CC) -o $@ $^ $(LDFLAGS) $(LIBS)
ioctl-test.o: ioctl-test.c ioctl.h kerncompat.h ctree.h
@echo " [CC] $@"
ioctl-test-32: ioctl-test-32.o
@echo " [LD32] $@"
- $(Q)$(CC) $(CFLAGS) -m32 -o $@ $< $(LDFLAGS)
+ $(Q)$(CC) -m32 -o $@ $< $(LDFLAGS)
@echo " ?[PAHOLE] $@.pahole"
-$(Q)pahole $@ > $@.pahole
ioctl-test-64: ioctl-test-64.o
@echo " [LD64] $@"
- $(Q)$(CC) $(CFLAGS) -m64 -o $@ $< $(LDFLAGS)
+ $(Q)$(CC) -m64 -o $@ $< $(LDFLAGS)
@echo " ?[PAHOLE] $@.pahole"
-$(Q)pahole $@ > $@.pahole
$(Q)./ioctl-test-32 > ioctl-test-32.log
$(Q)./ioctl-test-64 > ioctl-test-64.log
-library-test: library-test.c messages.o $(libs_shared)
+library-test: library-test.c $(libs_shared)
@echo " [TEST PREP] $@"$(eval TMPD=$(shell mktemp -d))
$(Q)mkdir -p $(TMPD)/include/btrfs && \
cp $(libbtrfs_headers) $(TMPD)/include/btrfs && \
- cd $(TMPD) && $(CC) -I$(TMPD)/include -o $@ $(addprefix $(TOPDIR)/,$^) -Wl,-rpath=$(TOPDIR) -lbtrfs
+ cd $(TMPD) && $(CC) -I$(TMPD)/include -o $@ $(addprefix $(ABSTOPDIR)/,$^) -Wl,-rpath=$(ABSTOPDIR) -lbtrfs
@echo " [TEST RUN] $@"
$(Q)cd $(TMPD) && ./$@
@echo " [TEST CLEAN] $@"
$(Q)$(RM) -rf -- $(TMPD)
-library-test.static: library-test.c messages.static.o $(libs_static)
+library-test.static: library-test.c $(libs_static)
@echo " [TEST PREP] $@"$(eval TMPD=$(shell mktemp -d))
$(Q)mkdir -p $(TMPD)/include/btrfs && \
cp $(libbtrfs_headers) $(TMPD)/include/btrfs && \
- cd $(TMPD) && $(CC) -I$(TMPD)/include -o $@ $(addprefix $(TOPDIR)/,$^) $(STATIC_LDFLAGS) $(STATIC_LIBS)
+ cd $(TMPD) && $(CC) -I$(TMPD)/include -o $@ $(addprefix $(ABSTOPDIR)/,$^) $(STATIC_LDFLAGS) $(STATIC_LIBS)
@echo " [TEST RUN] $@"
$(Q)cd $(TMPD) && ./$@
@echo " [TEST CLEAN] $@"
$(Q)$(RM) -rf -- $(TMPD)
fssum: tests/fssum.c tests/sha224-256.c
- @echo " [LD] $@"
+ @echo " [LD] $@"
$(Q)$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)
test-build: test-build-pre test-build-real
@echo "Cleaning"
$(Q)$(RM) -f -- $(progs) *.o *.o.d \
kernel-lib/*.o kernel-lib/*.o.d \
+ kernel-shared/*.o kernel-shared/*.o.d \
image/*.o image/*.o.d \
convert/*.o convert/*.o.d \
- mkfs/*.o mkfs/*.o.d \
+ mkfs/*.o mkfs/*.o.d check/*.o check/*.o.d \
dir-test ioctl-test quick-test library-test library-test-static \
- btrfs.static mkfs.btrfs.static fssum \
+ mktables btrfs.static mkfs.btrfs.static fssum \
$(check_defs) \
$(libs) $(lib_links) \
$(progs_static) $(progs_extra)
cd $(DESTDIR)$(bindir); $(RM) -f -- btrfsck fsck.btrfs $(progs_install)
ifneq ($(MAKECMDGOALS),clean)
--include $(objects:.o=.o.d) $(cmds_objects:.o=.o.d) $(subst .btrfs,, $(filter-out btrfsck.o.d, $(progs:=.o.d)))
+-include $(all_objects:.o=.o.d) $(subst .btrfs,, $(filter-out btrfsck.o.d, $(progs:=.o.d)))
endif