btrfs-progs: extent_io: Init eb->lru to avoid NULL pointer dereference
[platform/upstream/btrfs-progs.git] / Makefile
index 327cdfa..0470f2e 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -73,10 +73,20 @@ CFLAGS = $(SUBST_CFLAGS) \
         -fPIC \
         -I$(TOPDIR) \
         -I$(TOPDIR)/kernel-lib \
+        -I$(TOPDIR)/libbtrfsutil \
         $(EXTRAWARN_CFLAGS) \
         $(DEBUG_CFLAGS_INTERNAL) \
         $(EXTRA_CFLAGS)
 
+LIBBTRFSUTIL_CFLAGS = $(SUBST_CFLAGS) \
+                     $(CSTD) \
+                     -D_GNU_SOURCE \
+                     -fPIC \
+                     -fvisibility=hidden \
+                     -I$(TOPDIR)/libbtrfsutil \
+                     $(EXTRAWARN_CFLAGS) \
+                     $(EXTRA_CFLAGS)
+
 LDFLAGS = $(SUBST_LDFLAGS) \
          -rdynamic -L$(TOPDIR) \
          $(DEBUG_LDFLAGS_INTERNAL) \
@@ -121,12 +131,19 @@ libbtrfs_headers = send-stream.h send-utils.h send.h kernel-lib/rbtree.h btrfs-l
               kernel-lib/crc32c.h kernel-lib/list.h kerncompat.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
+libbtrfsutil_major := $(shell sed -rn 's/^\#define BTRFS_UTIL_VERSION_MAJOR ([0-9])+$$/\1/p' libbtrfsutil/btrfsutil.h)
+libbtrfsutil_minor := $(shell sed -rn 's/^\#define BTRFS_UTIL_VERSION_MINOR ([0-9])+$$/\1/p' libbtrfsutil/btrfsutil.h)
+libbtrfsutil_patch := $(shell sed -rn 's/^\#define BTRFS_UTIL_VERSION_PATCH ([0-9])+$$/\1/p' libbtrfsutil/btrfsutil.h)
+libbtrfsutil_version := $(libbtrfsutil_major).$(libbtrfsutil_minor).$(libbtrfsutil_patch)
+libbtrfsutil_objects = libbtrfsutil/errors.o libbtrfsutil/filesystem.o \
+                      libbtrfsutil/subvolume.o libbtrfsutil/qgroup.o \
+                      libbtrfsutil/stubs.o
 convert_objects = convert/main.o convert/common.o convert/source-fs.o \
                  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)
+             $(mkfs_objects) $(image_objects) $(libbtrfsutil_objects)
 
 udev_rules = 64-btrfs-dm.rules
 
@@ -139,8 +156,10 @@ endif
 
 ifeq ($(BUILD_VERBOSE),1)
   Q =
+  SETUP_PY_Q =
 else
   Q = @
+  SETUP_PY_Q = -q
 endif
 
 ifeq ("$(origin D)", "command line")
@@ -191,13 +210,12 @@ MAKEOPTS = --no-print-directory Q=$(Q)
 progs = $(progs_install) btrfsck btrfs-corrupt-block
 
 # install only selected
-progs_install = btrfs mkfs.btrfs btrfs-debug-tree \
-       btrfs-map-logical btrfs-image btrfs-zero-log \
+progs_install = btrfs mkfs.btrfs btrfs-map-logical btrfs-image \
        btrfs-find-root btrfstune \
        btrfs-select-super
 
 # other tools, not built by default
-progs_extra = btrfs-fragments btrfs-calc-size btrfs-show-super
+progs_extra = btrfs-fragments
 
 progs_static = $(foreach p,$(progs),$(p).static)
 
@@ -210,9 +228,6 @@ endif
 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)
@@ -246,11 +261,10 @@ 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
+libs_shared = libbtrfs.so.0.1 libbtrfsutil.so.$(libbtrfsutil_version)
+libs_static = libbtrfs.a libbtrfsutil.a
 libs = $(libs_shared) $(libs_static)
-lib_links = libbtrfs.so.0 libbtrfs.so
-headers = $(libbtrfs_headers)
+lib_links = libbtrfs.so.0 libbtrfs.so libbtrfsutil.so.$(libbtrfsutil_major) libbtrfsutil.so
 
 # make C=1 to enable sparse
 ifdef C
@@ -287,7 +301,10 @@ endif
        $(Q)$(CC) $(STATIC_CFLAGS) -c $< -o $@ $($(subst -,_,$(@:%.static.o=%)-cflags)) \
                $($(subst -,_,btrfs-$(@:%/$(notdir $@)=%)-cflags))
 
-all: $(progs) libbtrfs $(BUILDDIRS)
+all: $(progs) $(libs) $(lib_links) $(BUILDDIRS)
+ifeq ($(PYTHON_BINDINGS),1)
+all: libbtrfsutil_python
+endif
 $(SUBDIRS): $(BUILDDIRS)
 $(BUILDDIRS):
        @echo "Making all in $(patsubst build-%,%,$@)"
@@ -303,7 +320,7 @@ test-fsck: btrfs btrfs-image btrfs-corrupt-block mkfs.btrfs btrfstune
        $(Q)bash tests/fsck-tests.sh
 
 test-misc: btrfs btrfs-image btrfs-corrupt-block mkfs.btrfs btrfstune fssum \
-               btrfs-zero-log btrfs-find-root btrfs-select-super
+               btrfs-find-root btrfs-select-super btrfs-convert
        @echo "    [TEST]   misc-tests.sh"
        $(Q)bash tests/misc-tests.sh
 
@@ -311,11 +328,11 @@ test-mkfs: btrfs mkfs.btrfs
        @echo "    [TEST]   mkfs-tests.sh"
        $(Q)bash tests/mkfs-tests.sh
 
-test-fuzz: btrfs
+test-fuzz: btrfs btrfs-image
        @echo "    [TEST]   fuzz-tests.sh"
        $(Q)bash tests/fuzz-tests.sh
 
-test-cli: btrfs
+test-cli: btrfs mkfs.btrfs
        @echo "    [TEST]   cli-tests.sh"
        $(Q)bash tests/cli-tests.sh
 
@@ -329,7 +346,21 @@ test-inst: all
                $(MAKE) $(MAKEOPTS) DESTDIR=$$tmpdest install && \
                $(RM) -rf -- $$tmpdest
 
-test: test-fsck test-mkfs test-convert test-misc test-fuzz test-cli
+test: test-fsck test-mkfs test-misc test-cli test-convert test-fuzz
+
+testsuite: btrfs-corrupt-block fssum
+       @echo "Export tests as a package"
+       $(Q)cd tests && ./export-testsuite.sh
+
+ifeq ($(PYTHON_BINDINGS),1)
+test-libbtrfsutil: libbtrfsutil_python mkfs.btrfs
+       $(Q)cd libbtrfsutil/python; \
+               LD_LIBRARY_PATH=../.. $(PYTHON) -m unittest discover -v tests
+
+.PHONY: test-libbtrfsutil
+
+test: test-libbtrfsutil
+endif
 
 #
 # NOTE: For static compiles, you need to have all the required libs
@@ -351,20 +382,44 @@ kernel-lib/tables.c:
        @echo "    [TABLE]  $@"
        $(Q)./mktables > $@ || ($(RM) -f $@ && exit 1)
 
-libbtrfs: $(libs_shared) $(lib_links)
+libbtrfs.so.0.1: $(libbtrfs_objects)
+       @echo "    [LD]     $@"
+       $(Q)$(CC) $(CFLAGS) $^ $(LDFLAGS) $(LIBBTRFS_LIBS) \
+               -shared -Wl,-soname,libbtrfs.so.0 -o $@
 
-$(libs_shared): $(libbtrfs_objects) $(lib_links) send.h
+libbtrfs.a: $(libbtrfs_objects)
+       @echo "    [AR]     $@"
+       $(Q)$(AR) cr $@ $^
+
+libbtrfs.so.0 libbtrfs.so: libbtrfs.so.0.1
+       @echo "    [LN]     $@"
+       $(Q)$(LN_S) -f $< $@
+
+libbtrfsutil/%.o: libbtrfsutil/%.c
+       @echo "    [CC]     $@"
+       $(Q)$(CC) $(LIBBTRFSUTIL_CFLAGS) -o $@ -c $< -o $@
+
+libbtrfsutil.so.$(libbtrfsutil_version): $(libbtrfsutil_objects)
        @echo "    [LD]     $@"
-       $(Q)$(CC) $(CFLAGS) $(libbtrfs_objects) $(LDFLAGS) $(LIBBTRFS_LIBS) \
-               -shared -Wl,-soname,libbtrfs.so.0 -o libbtrfs.so.0.1
+       $(Q)$(CC) $(LIBBTRFSUTIL_CFLAGS) $(libbtrfsutil_objects) \
+               -shared -Wl,-soname,libbtrfsutil.so.$(libbtrfsutil_major) -o $@
 
-$(libs_static): $(libbtrfs_objects)
+libbtrfsutil.a: $(libbtrfsutil_objects)
        @echo "    [AR]     $@"
-       $(Q)$(AR) cr libbtrfs.a $(libbtrfs_objects)
+       $(Q)$(AR) cr $@ $^
 
-$(lib_links):
+libbtrfsutil.so.$(libbtrfsutil_major) libbtrfsutil.so: libbtrfsutil.so.$(libbtrfsutil_version)
        @echo "    [LN]     $@"
-       $(Q)$(LN_S) -f libbtrfs.so.0.1 $@
+       $(Q)$(LN_S) -f $< $@
+
+ifeq ($(PYTHON_BINDINGS),1)
+libbtrfsutil_python: libbtrfsutil.so.$(libbtrfsutil_major) libbtrfsutil.so libbtrfsutil/btrfsutil.h
+       @echo "    [PY]     libbtrfsutil"
+       $(Q)cd libbtrfsutil/python; \
+               CFLAGS= LDFLAGS= $(PYTHON) setup.py $(SETUP_PY_Q) build_ext -i build
+
+.PHONY: libbtrfsutil_python
+endif
 
 # keep intermediate files from the below implicit rules around
 .PRECIOUS: $(addsuffix .o,$(progs))
@@ -483,7 +538,7 @@ test-ioctl: ioctl-test ioctl-test-32 ioctl-test-64
        $(Q)./ioctl-test-32 > ioctl-test-32.log
        $(Q)./ioctl-test-64 > ioctl-test-64.log
 
-library-test: library-test.c $(libs_shared)
+library-test: library-test.c libbtrfs.so
        @echo "    [TEST PREP]  $@"$(eval TMPD=$(shell mktemp -d))
        $(Q)mkdir -p $(TMPD)/include/btrfs && \
        cp $(libbtrfs_headers) $(TMPD)/include/btrfs && \
@@ -526,11 +581,15 @@ manpages:
 
 tags: FORCE
        @echo "    [TAGS]   $(TAGS_CMD)"
-       $(Q)$(TAGS_CMD) *.[ch] image/*.[ch] convert/*.[ch] mkfs/*.[ch]
+       $(Q)$(TAGS_CMD) *.[ch] image/*.[ch] convert/*.[ch] mkfs/*.[ch] \
+               check/*.[ch] kernel-lib/*.[ch] kernel-shared/*.[ch] \
+               libbtrfsutil/*.[ch]
 
 cscope: FORCE
        @echo "    [CSCOPE] $(CSCOPE_CMD)"
-       $(Q)ls -1 *.[ch] image/*.[ch] convert/*.[ch] mkfs/*.[ch] > cscope.files
+       $(Q)ls -1 *.[ch] image/*.[ch] convert/*.[ch] mkfs/*.[ch] check/*.[ch] \
+               kernel-lib/*.[ch] kernel-shared/*.[ch] libbtrfsutil/*.[ch] \
+               > cscope.files
        $(Q)$(CSCOPE_CMD)
 
 clean-all: clean clean-doc clean-gen
@@ -547,7 +606,12 @@ clean: $(CLEANDIRS)
               mktables btrfs.static mkfs.btrfs.static fssum \
              $(check_defs) \
              $(libs) $(lib_links) \
-             $(progs_static) $(progs_extra)
+             $(progs_static) $(progs_extra) \
+             libbtrfsutil/*.o libbtrfsutil/*.o.d
+ifeq ($(PYTHON_BINDINGS),1)
+       $(Q)cd libbtrfsutil/python; \
+               $(PYTHON) setup.py $(SETUP_PY_Q) clean -a
+endif
 
 clean-doc:
        @echo "Cleaning Documentation"
@@ -574,14 +638,23 @@ install: $(libs) $(progs_install) $(INSTALLDIRS)
        $(LN_S) -f btrfs $(DESTDIR)$(bindir)/btrfsck
        $(INSTALL) -m755 -d $(DESTDIR)$(libdir)
        $(INSTALL) $(libs) $(DESTDIR)$(libdir)
-       cp -a $(lib_links) $(DESTDIR)$(libdir)
-       $(INSTALL) -m755 -d $(DESTDIR)$(incdir)
-       $(INSTALL) -m644 $(headers) $(DESTDIR)$(incdir)
+       cp -d $(lib_links) $(DESTDIR)$(libdir)
+       $(INSTALL) -m755 -d $(DESTDIR)$(incdir)/btrfs
+       $(INSTALL) -m644 $(libbtrfs_headers) $(DESTDIR)$(incdir)/btrfs
+       $(INSTALL) -m644 libbtrfsutil/btrfsutil.h $(DESTDIR)$(incdir)
 ifneq ($(udevdir),)
        $(INSTALL) -m755 -d $(DESTDIR)$(udevruledir)
        $(INSTALL) -m644 $(udev_rules) $(DESTDIR)$(udevruledir)
 endif
 
+ifeq ($(PYTHON_BINDINGS),1)
+install_python: libbtrfsutil_python
+       $(Q)cd libbtrfsutil/python; \
+               $(PYTHON) setup.py install --skip-build $(if $(DESTDIR),--root $(DESTDIR)) --prefix $(prefix)
+
+.PHONY: install_python
+endif
+
 install-static: $(progs_static) $(INSTALLDIRS)
        $(INSTALL) -m755 -d $(DESTDIR)$(bindir)
        $(INSTALL) $(progs_static) $(DESTDIR)$(bindir)
@@ -594,8 +667,9 @@ $(INSTALLDIRS):
 
 uninstall:
        $(Q)$(MAKE) $(MAKEOPTS) -C Documentation uninstall
-       cd $(DESTDIR)$(incdir); $(RM) -f -- $(headers)
-       $(RMDIR) -p --ignore-fail-on-non-empty -- $(DESTDIR)$(incdir)
+       cd $(DESTDIR)$(incdir)/btrfs; $(RM) -f -- $(libbtrfs_headers)
+       $(RMDIR) -p --ignore-fail-on-non-empty -- $(DESTDIR)$(incdir)/btrfs
+       cd $(DESTDIR)$(incdir); $(RM) -f -- btrfsutil.h
        cd $(DESTDIR)$(libdir); $(RM) -f -- $(lib_links) $(libs)
        cd $(DESTDIR)$(bindir); $(RM) -f -- btrfsck fsck.btrfs $(progs_install)