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include $(SPDK_ROOT_DIR)/mk/spdk.lib_deps.mk

# _uniq returns the unique elements from the list specified. It does
# not change the order of the elements. If the same element occurs
# multiple times in the list, the last instance is kept and the others
# removed.
# Example: _uniq(conf log json log util util log util) = conf json log util
define _uniq
$(if $1,$(call _uniq,$(filter-out $(lastword $1),$1)) $(lastword $1))
endef

define _deplibs
$(if $1,$(foreach d,$1,$(d) $(call _deplibs,$(DEPDIRS-$(d)))))
endef

define deplibs
$(call _uniq,$(call _deplibs,$1))
endef

SPDK_DEPLIB_LIST += $(call deplibs,$(SPDK_LIB_LIST))

SPDK_LIB_FILES = $(call spdk_lib_list_to_static_libs,$(SPDK_DEPLIB_LIST))
SPDK_LIB_LINKER_ARGS = \
	-L$(SPDK_ROOT_DIR)/build/lib \
	-Wl,--whole-archive \
	-Wl,--no-as-needed \
	$(SPDK_DEPLIB_LIST:%=-lspdk_%) \
	-Wl,--no-whole-archive

# This is primarily used for unit tests to ensure they link when shared library
# build is enabled.  Shared libraries can't get their mock implementation from
# the unit test file.  Note that even for unittests, we must include the mock
# library with whole-archive, to keep its functions from getting stripped out
# when LTO is enabled.
SPDK_STATIC_LIB_LINKER_ARGS = \
	$(SPDK_LIB_LIST:%=$(SPDK_ROOT_DIR)/build/lib/libspdk_%.a) \
	-Wl,--whole-archive \
	$(SPDK_ROOT_DIR)/build/lib/libspdk_ut_mock.a \
	-Wl,--no-whole-archive