# BSD LICENSE
-#
-# Copyright(c) 2010-2013 Intel Corporation. All rights reserved.
+#
+# 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
# * 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
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
exe2cmd = $(strip $(call dotfile,$(patsubst %,%.cmd,$(1))))
-O_TO_A = $(AR) crus $(LIB) $(OBJS-y)
+ifeq ($(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_compat
+_DEPDIRS = $(filter-out $(_IGNORE_DIRS),$(DEPDIRS-y))
+_LDDIRS = $(subst librte_ether,librte_ethdev,$(_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) && \
echo $(O_TO_A_CMD) > $(call exe2cmd,$(@))
+ifneq ($(CC_SUPPORTS_Z),false)
+NO_UNDEFINED := -z defs
+endif
+
+O_TO_S = $(LD) -L$(RTE_SDK_BIN)/lib $(_CPU_LDFLAGS) $(EXTRA_LDFLAGS) \
+ -shared $(OBJS-y) $(NO_UNDEFINED) $(LDLIBS) -Wl,-soname,$(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_A_STR))) " ; \
+ 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_A_STR)),\
+ $(call cmdline_changed,$(O_TO_S_STR)),\
$(depfile_missing),\
$(depfile_newer)),\
- $(O_TO_A_DO))
+ $(O_TO_S_DO))
+
+else
+$(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
@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