acl: add function to check build input parameters

[dpdk.git] / mk / rte.lib.mk

diff --git a/mk/rte.lib.mk b/mk/rte.lib.mk
index a67c129..0d7482d 100644 (file)
--- a/mk/rte.lib.mk
+++ b/mk/rte.lib.mk
@@ -37,11 +37,14 @@ include $(RTE_SDK)/mk/internal/rte.depdirs-pre.mk
 
 # VPATH contains at least SRCDIR
 VPATH += $(SRCDIR)
-
 ifeq ($(RTE_BUILD_SHARED_LIB),y)
-LIB := $(patsubst %.a,%.so,$(LIB))
+
+LIB := $(patsubst %.a,%.so.$(LIBABIVER),$(LIB))
+CPU_LDFLAGS += --version-script=$(SRCDIR)/$(EXPORT_MAP)
+
 endif
 
+
 _BUILD = $(LIB)
 _INSTALL = $(INSTALL-FILES-y) $(SYMLINK-FILES-y) $(RTE_OUTPUT)/lib/$(LIB)
 _CLEAN = doclean
@@ -62,7 +65,9 @@ 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))
+_CPU_LDFLAGS := $(call linkerprefix,$(CPU_LDFLAGS))
+else
+_CPU_LDFLAGS := $(CPU_LDFLAGS)
 endif
 
 O_TO_A = $(AR) crus $(LIB) $(OBJS-y)
@@ -74,7 +79,7 @@ O_TO_A_DO = @set -e; \
        $(O_TO_A) && \
        echo $(O_TO_A_CMD) > $(call exe2cmd,$(@))
 
-O_TO_S = $(LD) $(CPU_LDFLAGS) -shared $(OBJS-y) -o $(LIB)
+O_TO_S = $(LD) $(_CPU_LDFLAGS) -shared $(OBJS-y) -Wl,-soname,$(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; \
@@ -107,6 +112,10 @@ lib_dir = [ -d $(RTE_OUTPUT)/lib ] || mkdir -p $(RTE_OUTPUT)/lib;
 #
 ifeq ($(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 $(D),\
                @echo -n "$< -> $@ " ; \
@@ -120,6 +129,7 @@ $(LIB): $(OBJS-y) $(DEP_$(LIB)) FORCE
                $(depfile_missing),\
                $(depfile_newer)),\
                $(O_TO_S_DO))
+
 ifeq ($(RTE_BUILD_COMBINE_LIBS),y)
        $(if $(or \
         $(file_missing),\
@@ -157,9 +167,13 @@ endif
 # install lib in $(RTE_OUTPUT)/lib
 #
 $(RTE_OUTPUT)/lib/$(LIB): $(LIB)
+       $(eval LIBSONAME := $(basename $(LIB)))
        @echo "  INSTALL-LIB $(LIB)"
        @[ -d $(RTE_OUTPUT)/lib ] || mkdir -p $(RTE_OUTPUT)/lib
        $(Q)cp -f $(LIB) $(RTE_OUTPUT)/lib
+ifeq ($(RTE_BUILD_SHARED_LIB),y)
+       $(Q)ln -s -f $< $(RTE_OUTPUT)/lib/$(LIBSONAME)
+endif
 
 #
 # Clean all generated files