29361d4c91
clang version < 3.5 doesn't support -z linker option,
and some FreeBSD box still has clang versions < 3.5 as default version.
compile error:
clang: error: unknown argument: '-z'
Fixes: fd591c4c4e ("mk: check shared library dependencies")
Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
Tested-by: Bruce Richardson <bruce.richardson@intel.com>
186 lines
5.9 KiB
Makefile
186 lines
5.9 KiB
Makefile
# BSD LICENSE
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#
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# Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Intel Corporation nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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include $(RTE_SDK)/mk/internal/rte.compile-pre.mk
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include $(RTE_SDK)/mk/internal/rte.install-pre.mk
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include $(RTE_SDK)/mk/internal/rte.clean-pre.mk
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include $(RTE_SDK)/mk/internal/rte.build-pre.mk
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include $(RTE_SDK)/mk/internal/rte.depdirs-pre.mk
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EXTLIB_BUILD ?= n
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# VPATH contains at least SRCDIR
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VPATH += $(SRCDIR)
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ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
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LIB := $(patsubst %.a,%.so.$(LIBABIVER),$(LIB))
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ifeq ($(EXTLIB_BUILD),n)
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ifeq ($(CONFIG_RTE_NEXT_ABI),y)
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LIB := $(LIB).1
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endif
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CPU_LDFLAGS += --version-script=$(SRCDIR)/$(EXPORT_MAP)
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endif
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endif
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_BUILD = $(LIB)
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_INSTALL = $(INSTALL-FILES-y) $(SYMLINK-FILES-y) $(RTE_OUTPUT)/lib/$(LIB)
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_CLEAN = doclean
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.PHONY: all
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all: install
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.PHONY: install
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install: build _postinstall
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_postinstall: build
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.PHONY: build
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build: _postbuild
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exe2cmd = $(strip $(call dotfile,$(patsubst %,%.cmd,$(1))))
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ifeq ($(LINK_USING_CC),1)
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# Override the definition of LD here, since we're linking with CC
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LD := $(CC) $(CPU_CFLAGS)
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_CPU_LDFLAGS := $(call linkerprefix,$(CPU_LDFLAGS))
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override EXTRA_LDFLAGS := $(call linkerprefix,$(EXTRA_LDFLAGS))
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else
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_CPU_LDFLAGS := $(CPU_LDFLAGS)
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endif
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# Translate DEPDIRS-y into LDLIBS
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# Ignore (sub)directory dependencies which do not provide an actual library
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_IGNORE_DIRS = lib/librte_eal/% lib/librte_net lib/librte_compat
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_DEPDIRS = $(filter-out $(_IGNORE_DIRS),$(DEPDIRS-y))
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_LDDIRS = $(subst librte_ether,libethdev,$(_DEPDIRS))
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LDLIBS += $(subst lib/lib,-l,$(_LDDIRS))
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O_TO_A = $(AR) crDs $(LIB) $(OBJS-y)
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O_TO_A_STR = $(subst ','\'',$(O_TO_A)) #'# fix syntax highlight
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O_TO_A_DISP = $(if $(V),"$(O_TO_A_STR)"," AR $(@)")
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O_TO_A_CMD = "cmd_$@ = $(O_TO_A_STR)"
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O_TO_A_DO = @set -e; \
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echo $(O_TO_A_DISP); \
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$(O_TO_A) && \
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echo $(O_TO_A_CMD) > $(call exe2cmd,$(@))
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ifneq ($(CC_SUPPORTS_Z),false)
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NO_UNDEFINED := -z defs
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endif
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O_TO_S = $(LD) -L$(RTE_SDK_BIN)/lib $(_CPU_LDFLAGS) $(EXTRA_LDFLAGS) \
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-shared $(OBJS-y) $(NO_UNDEFINED) $(LDLIBS) -Wl,-soname,$(LIB) -o $(LIB)
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O_TO_S_STR = $(subst ','\'',$(O_TO_S)) #'# fix syntax highlight
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O_TO_S_DISP = $(if $(V),"$(O_TO_S_STR)"," LD $(@)")
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O_TO_S_DO = @set -e; \
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echo $(O_TO_S_DISP); \
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$(O_TO_S) && \
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echo $(O_TO_S_CMD) > $(call exe2cmd,$(@))
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-include .$(LIB).cmd
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#
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# Archive objects in .a file if needed
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#
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ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
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$(LIB): $(OBJS-y) $(DEP_$(LIB)) FORCE
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ifeq ($(LIBABIVER),)
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@echo "Must Specify a $(LIB) ABI version"
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@false
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endif
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@[ -d $(dir $@) ] || mkdir -p $(dir $@)
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$(if $(D),\
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@echo -n "$< -> $@ " ; \
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echo -n "file_missing=$(call boolean,$(file_missing)) " ; \
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echo -n "cmdline_changed=$(call boolean,$(call cmdline_changed,$(O_TO_S_STR))) " ; \
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echo -n "depfile_missing=$(call boolean,$(depfile_missing)) " ; \
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echo "depfile_newer=$(call boolean,$(depfile_newer)) ")
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$(if $(or \
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$(file_missing),\
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$(call cmdline_changed,$(O_TO_S_STR)),\
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$(depfile_missing),\
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$(depfile_newer)),\
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$(O_TO_S_DO))
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else
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$(LIB): $(OBJS-y) $(DEP_$(LIB)) FORCE
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@[ -d $(dir $@) ] || mkdir -p $(dir $@)
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$(if $(D),\
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@echo -n "$< -> $@ " ; \
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echo -n "file_missing=$(call boolean,$(file_missing)) " ; \
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echo -n "cmdline_changed=$(call boolean,$(call cmdline_changed,$(O_TO_A_STR))) " ; \
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echo -n "depfile_missing=$(call boolean,$(depfile_missing)) " ; \
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echo "depfile_newer=$(call boolean,$(depfile_newer)) ")
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$(if $(or \
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$(file_missing),\
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$(call cmdline_changed,$(O_TO_A_STR)),\
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$(depfile_missing),\
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$(depfile_newer)),\
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$(O_TO_A_DO))
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endif
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#
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# install lib in $(RTE_OUTPUT)/lib
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#
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$(RTE_OUTPUT)/lib/$(LIB): $(LIB)
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@echo " INSTALL-LIB $(LIB)"
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@[ -d $(RTE_OUTPUT)/lib ] || mkdir -p $(RTE_OUTPUT)/lib
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$(Q)cp -f $(LIB) $(RTE_OUTPUT)/lib
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ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
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ifeq ($(CONFIG_RTE_NEXT_ABI)$(EXTLIB_BUILD),yn)
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$(Q)ln -s -f $< $(basename $(basename $@))
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else
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$(Q)ln -s -f $< $(basename $@)
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endif
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endif
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#
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# Clean all generated files
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#
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.PHONY: clean
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clean: _postclean
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.PHONY: doclean
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doclean:
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$(Q)rm -rf $(LIB) $(OBJS-all) $(DEPS-all) $(DEPSTMP-all) \
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$(CMDS-all) $(INSTALL-FILES-all)
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$(Q)rm -f $(_BUILD_TARGETS) $(_INSTALL_TARGETS) $(_CLEAN_TARGETS)
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include $(RTE_SDK)/mk/internal/rte.compile-post.mk
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include $(RTE_SDK)/mk/internal/rte.install-post.mk
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include $(RTE_SDK)/mk/internal/rte.clean-post.mk
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include $(RTE_SDK)/mk/internal/rte.build-post.mk
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include $(RTE_SDK)/mk/internal/rte.depdirs-post.mk
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.PHONY: FORCE
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FORCE:
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