fd591c4c4e
Require all symbols used by a DSO to be resolvable via LDLIBS at build-time. Previously it was possible to build a library with incomplete dependencies which could then fail at run-time. Signed-off-by: Panu Matilainen <pmatilai@redhat.com> Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>
182 lines
5.8 KiB
Makefile
182 lines
5.8 KiB
Makefile
# BSD LICENSE
|
|
#
|
|
# Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
|
|
# All rights reserved.
|
|
#
|
|
# Redistribution and use in source and binary forms, with or without
|
|
# modification, are permitted provided that the following conditions
|
|
# are met:
|
|
#
|
|
# * Redistributions of source code must retain the above copyright
|
|
# notice, this list of conditions and the following disclaimer.
|
|
# * Redistributions in binary form must reproduce the above copyright
|
|
# notice, this list of conditions and the following disclaimer in
|
|
# the documentation and/or other materials provided with the
|
|
# distribution.
|
|
# * Neither the name of Intel Corporation nor the names of its
|
|
# contributors may be used to endorse or promote products derived
|
|
# from this software without specific prior written permission.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
include $(RTE_SDK)/mk/internal/rte.compile-pre.mk
|
|
include $(RTE_SDK)/mk/internal/rte.install-pre.mk
|
|
include $(RTE_SDK)/mk/internal/rte.clean-pre.mk
|
|
include $(RTE_SDK)/mk/internal/rte.build-pre.mk
|
|
include $(RTE_SDK)/mk/internal/rte.depdirs-pre.mk
|
|
|
|
EXTLIB_BUILD ?= n
|
|
|
|
# VPATH contains at least SRCDIR
|
|
VPATH += $(SRCDIR)
|
|
|
|
ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
|
|
LIB := $(patsubst %.a,%.so.$(LIBABIVER),$(LIB))
|
|
ifeq ($(EXTLIB_BUILD),n)
|
|
ifeq ($(CONFIG_RTE_NEXT_ABI),y)
|
|
LIB := $(LIB).1
|
|
endif
|
|
CPU_LDFLAGS += --version-script=$(SRCDIR)/$(EXPORT_MAP)
|
|
endif
|
|
endif
|
|
|
|
|
|
_BUILD = $(LIB)
|
|
_INSTALL = $(INSTALL-FILES-y) $(SYMLINK-FILES-y) $(RTE_OUTPUT)/lib/$(LIB)
|
|
_CLEAN = doclean
|
|
|
|
.PHONY: all
|
|
all: install
|
|
|
|
.PHONY: install
|
|
install: build _postinstall
|
|
|
|
_postinstall: build
|
|
|
|
.PHONY: build
|
|
build: _postbuild
|
|
|
|
exe2cmd = $(strip $(call dotfile,$(patsubst %,%.cmd,$(1))))
|
|
|
|
ifeq ($(LINK_USING_CC),1)
|
|
# Override the definition of LD here, since we're linking with CC
|
|
LD := $(CC) $(CPU_CFLAGS)
|
|
_CPU_LDFLAGS := $(call linkerprefix,$(CPU_LDFLAGS))
|
|
override EXTRA_LDFLAGS := $(call linkerprefix,$(EXTRA_LDFLAGS))
|
|
else
|
|
_CPU_LDFLAGS := $(CPU_LDFLAGS)
|
|
endif
|
|
|
|
# Translate DEPDIRS-y into LDLIBS
|
|
# Ignore (sub)directory dependencies which do not provide an actual library
|
|
_IGNORE_DIRS = lib/librte_eal/% lib/librte_net lib/librte_compat
|
|
_DEPDIRS = $(filter-out $(_IGNORE_DIRS),$(DEPDIRS-y))
|
|
_LDDIRS = $(subst librte_ether,libethdev,$(_DEPDIRS))
|
|
LDLIBS += $(subst lib/lib,-l,$(_LDDIRS))
|
|
|
|
O_TO_A = $(AR) crDs $(LIB) $(OBJS-y)
|
|
O_TO_A_STR = $(subst ','\'',$(O_TO_A)) #'# fix syntax highlight
|
|
O_TO_A_DISP = $(if $(V),"$(O_TO_A_STR)"," AR $(@)")
|
|
O_TO_A_CMD = "cmd_$@ = $(O_TO_A_STR)"
|
|
O_TO_A_DO = @set -e; \
|
|
echo $(O_TO_A_DISP); \
|
|
$(O_TO_A) && \
|
|
echo $(O_TO_A_CMD) > $(call exe2cmd,$(@))
|
|
|
|
O_TO_S = $(LD) -L$(RTE_SDK_BIN)/lib $(_CPU_LDFLAGS) $(EXTRA_LDFLAGS) \
|
|
-shared $(OBJS-y) -z defs $(LDLIBS) -Wl,-soname,$(LIB) -o $(LIB)
|
|
O_TO_S_STR = $(subst ','\'',$(O_TO_S)) #'# fix syntax highlight
|
|
O_TO_S_DISP = $(if $(V),"$(O_TO_S_STR)"," LD $(@)")
|
|
O_TO_S_DO = @set -e; \
|
|
echo $(O_TO_S_DISP); \
|
|
$(O_TO_S) && \
|
|
echo $(O_TO_S_CMD) > $(call exe2cmd,$(@))
|
|
|
|
-include .$(LIB).cmd
|
|
|
|
#
|
|
# Archive objects in .a file if needed
|
|
#
|
|
ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
|
|
$(LIB): $(OBJS-y) $(DEP_$(LIB)) FORCE
|
|
ifeq ($(LIBABIVER),)
|
|
@echo "Must Specify a $(LIB) ABI version"
|
|
@false
|
|
endif
|
|
@[ -d $(dir $@) ] || mkdir -p $(dir $@)
|
|
$(if $(D),\
|
|
@echo -n "$< -> $@ " ; \
|
|
echo -n "file_missing=$(call boolean,$(file_missing)) " ; \
|
|
echo -n "cmdline_changed=$(call boolean,$(call cmdline_changed,$(O_TO_S_STR))) " ; \
|
|
echo -n "depfile_missing=$(call boolean,$(depfile_missing)) " ; \
|
|
echo "depfile_newer=$(call boolean,$(depfile_newer)) ")
|
|
$(if $(or \
|
|
$(file_missing),\
|
|
$(call cmdline_changed,$(O_TO_S_STR)),\
|
|
$(depfile_missing),\
|
|
$(depfile_newer)),\
|
|
$(O_TO_S_DO))
|
|
|
|
else
|
|
$(LIB): $(OBJS-y) $(DEP_$(LIB)) FORCE
|
|
@[ -d $(dir $@) ] || mkdir -p $(dir $@)
|
|
$(if $(D),\
|
|
@echo -n "$< -> $@ " ; \
|
|
echo -n "file_missing=$(call boolean,$(file_missing)) " ; \
|
|
echo -n "cmdline_changed=$(call boolean,$(call cmdline_changed,$(O_TO_A_STR))) " ; \
|
|
echo -n "depfile_missing=$(call boolean,$(depfile_missing)) " ; \
|
|
echo "depfile_newer=$(call boolean,$(depfile_newer)) ")
|
|
$(if $(or \
|
|
$(file_missing),\
|
|
$(call cmdline_changed,$(O_TO_A_STR)),\
|
|
$(depfile_missing),\
|
|
$(depfile_newer)),\
|
|
$(O_TO_A_DO))
|
|
endif
|
|
|
|
#
|
|
# install lib in $(RTE_OUTPUT)/lib
|
|
#
|
|
$(RTE_OUTPUT)/lib/$(LIB): $(LIB)
|
|
@echo " INSTALL-LIB $(LIB)"
|
|
@[ -d $(RTE_OUTPUT)/lib ] || mkdir -p $(RTE_OUTPUT)/lib
|
|
$(Q)cp -f $(LIB) $(RTE_OUTPUT)/lib
|
|
ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
|
|
ifeq ($(CONFIG_RTE_NEXT_ABI)$(EXTLIB_BUILD),yn)
|
|
$(Q)ln -s -f $< $(basename $(basename $@))
|
|
else
|
|
$(Q)ln -s -f $< $(basename $@)
|
|
endif
|
|
endif
|
|
|
|
#
|
|
# Clean all generated files
|
|
#
|
|
.PHONY: clean
|
|
clean: _postclean
|
|
|
|
.PHONY: doclean
|
|
doclean:
|
|
$(Q)rm -rf $(LIB) $(OBJS-all) $(DEPS-all) $(DEPSTMP-all) \
|
|
$(CMDS-all) $(INSTALL-FILES-all)
|
|
$(Q)rm -f $(_BUILD_TARGETS) $(_INSTALL_TARGETS) $(_CLEAN_TARGETS)
|
|
|
|
include $(RTE_SDK)/mk/internal/rte.compile-post.mk
|
|
include $(RTE_SDK)/mk/internal/rte.install-post.mk
|
|
include $(RTE_SDK)/mk/internal/rte.clean-post.mk
|
|
include $(RTE_SDK)/mk/internal/rte.build-post.mk
|
|
include $(RTE_SDK)/mk/internal/rte.depdirs-post.mk
|
|
|
|
.PHONY: FORCE
|
|
FORCE:
|