[dpdk-dev] [PATCH v2 3/4] Update library build process

Sergio Gonzalez Monroy sergio.gonzalez.monroy at intel.com
Mon Oct 6 12:52:34 CEST 2014


Remove COMBINE_LIBS option and by default build:
- CONFIG_RTE_BUILD_SHARED_LIB=y : both individual and combined libraries
- CONFIG_RTE_BUILD_SHARED_LIB=n : single combined library

Signed-off-by: Sergio Gonzalez Monroy <sergio.gonzalez.monroy at intel.com>
---
 config/common_bsdapp   |  3 +--
 config/common_linuxapp |  3 +--
 mk/rte.lib.mk          | 73 ++++++++------------------------------------------
 mk/rte.sdkbuild.mk     |  2 +-
 mk/rte.sharelib.mk     | 41 +++++++++++-----------------
 mk/rte.vars.mk         |  4 ---
 6 files changed, 29 insertions(+), 97 deletions(-)

diff --git a/config/common_bsdapp b/config/common_bsdapp
index eebd05b..65d2ecc 100644
--- a/config/common_bsdapp
+++ b/config/common_bsdapp
@@ -79,9 +79,8 @@ CONFIG_RTE_FORCE_INTRINSICS=n
 CONFIG_RTE_BUILD_SHARED_LIB=n
 
 #
-# Combine to one single library
+# Library name
 #
-CONFIG_RTE_BUILD_COMBINE_LIBS=n
 CONFIG_RTE_LIBNAME=intel_dpdk
 
 #
diff --git a/config/common_linuxapp b/config/common_linuxapp
index 4713eb4..5bdcdf3 100644
--- a/config/common_linuxapp
+++ b/config/common_linuxapp
@@ -79,9 +79,8 @@ CONFIG_RTE_FORCE_INTRINSICS=n
 CONFIG_RTE_BUILD_SHARED_LIB=n
 
 #
-# Combine to one single library
+# Library name
 #
-CONFIG_RTE_BUILD_COMBINE_LIBS=n
 CONFIG_RTE_LIBNAME="intel_dpdk"
 
 #
diff --git a/mk/rte.lib.mk b/mk/rte.lib.mk
index f458258..e7420bf 100644
--- a/mk/rte.lib.mk
+++ b/mk/rte.lib.mk
@@ -66,48 +66,23 @@ LD_MULDEFS := $(call linkerprefix,-z$(comma)muldefs)
 CPU_LDFLAGS := $(call linkerprefix,$(CPU_LDFLAGS))
 endif
 
-O_TO_A = $(AR) crus $(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) $(CPU_LDFLAGS) $(LD_MULDEFS) -shared $(OBJS-y) -o $(LIB)
-O_TO_S_STR = $(subst ','\'',$(O_TO_S)) #'# fix syntax highlight
+O_TO_S_STR = $(subst ','\'',$(O_TO_S)) #') # fix syntax highlight
 O_TO_S_DISP = $(if $(V),"$(O_TO_S_STR)","  LD $(@)")
+O_TO_S_CMD = "cmd_$@ = $(O_TO_S_STR)"
 O_TO_S_DO = @set -e; \
+	cp -f $(OBJS-y) $(RTE_OUTPUT)/build/lib; \
 	echo $(O_TO_S_DISP); \
 	$(O_TO_S) && \
 	echo $(O_TO_S_CMD) > $(call exe2cmd,$(@))
 
-ifeq ($(RTE_BUILD_SHARED_LIB),n)
-O_TO_C = $(AR) crus $(LIB_ONE) $(OBJS-y)
-O_TO_C_STR = $(subst ','\'',$(O_TO_C)) #'# fix syntax highlight
-O_TO_C_DISP = $(if $(V),"$(O_TO_C_STR)","  AR_C $(@)")
-O_TO_C_DO = @set -e; \
-	$(lib_dir) \
-	$(copy_obj)
-else
-O_TO_C = $(LD) $(LD_MULDEFS) -shared $(OBJS-y) -o $(LIB_ONE)
-O_TO_C_STR = $(subst ','\'',$(O_TO_C)) #'# fix syntax highlight
-O_TO_C_DISP = $(if $(V),"$(O_TO_C_STR)","  LD_C $(@)")
-O_TO_C_DO = @set -e; \
-	$(lib_dir) \
-	$(copy_obj)
-endif
-
-copy_obj = cp -f $(OBJS-y) $(RTE_OUTPUT)/build/lib;
-lib_dir = [ -d $(RTE_OUTPUT)/lib ] || mkdir -p $(RTE_OUTPUT)/lib;
 -include .$(LIB).cmd
 
 #
 # Archive objects in .a file if needed
 #
-ifeq ($(RTE_BUILD_SHARED_LIB),y)
 $(LIB): $(OBJS-y) $(DEP_$(LIB)) FORCE
+ifeq ($(RTE_BUILD_SHARED_LIB),y)
 	@[ -d $(dir $@) ] || mkdir -p $(dir $@)
 	$(if $(D),\
 		@echo -n "$< -> $@ " ; \
@@ -116,51 +91,25 @@ $(LIB): $(OBJS-y) $(DEP_$(LIB)) FORCE
 		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)),\
-		$(O_TO_S_DO))
-ifeq ($(RTE_BUILD_COMBINE_LIBS),y)
-	$(if $(or \
-        $(file_missing),\
-        $(call cmdline_changed,$(O_TO_C_STR)),\
-        $(depfile_missing),\
-        $(depfile_newer)),\
-        $(O_TO_C_DO))
-endif
-else
-$(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)),\
+	    $(call cmdline_changed,$(O_TO_S_STR)),\
 	    $(depfile_missing),\
 	    $(depfile_newer)),\
-	    $(O_TO_A_DO))
-ifeq ($(RTE_BUILD_COMBINE_LIBS),y)
-	$(if $(or \
-        $(file_missing),\
-        $(call cmdline_changed,$(O_TO_C_STR)),\
-        $(depfile_missing),\
-        $(depfile_newer)),\
-        $(O_TO_C_DO))
-endif
+	    $(O_TO_S_DO))
+else
+	@set -e; \
+	cp -f $(OBJS-y) $(RTE_OUTPUT)/build/lib;
 endif
 
 #
 # install lib in $(RTE_OUTPUT)/lib
 #
 $(RTE_OUTPUT)/lib/$(LIB): $(LIB)
+ifeq ($(RTE_BUILD_SHARED_LIB),y)
 	@echo "  INSTALL-LIB $(LIB)"
 	@[ -d $(RTE_OUTPUT)/lib ] || mkdir -p $(RTE_OUTPUT)/lib
 	$(Q)cp -f $(LIB) $(RTE_OUTPUT)/lib
+endif
 
 #
 # Clean all generated files
diff --git a/mk/rte.sdkbuild.mk b/mk/rte.sdkbuild.mk
index 3154457..f20ec1e 100644
--- a/mk/rte.sdkbuild.mk
+++ b/mk/rte.sdkbuild.mk
@@ -93,7 +93,7 @@ $(ROOTDIRS-y):
 	@[ -d $(BUILDDIR)/$@ ] || mkdir -p $(BUILDDIR)/$@
 	@echo "== Build $@"
 	$(Q)$(MAKE) S=$@ -f $(RTE_SRCDIR)/$@/Makefile -C $(BUILDDIR)/$@ all
-	@if [ $@ = lib -a $(RTE_BUILD_COMBINE_LIBS) = y ]; then \
+	@if [ $@ = lib ]; then \
 		$(MAKE) -f $(RTE_SDK)/lib/Makefile sharelib; \
 	fi
 
diff --git a/mk/rte.sharelib.mk b/mk/rte.sharelib.mk
index 73ce709..8fc6548 100644
--- a/mk/rte.sharelib.mk
+++ b/mk/rte.sharelib.mk
@@ -34,13 +34,11 @@ include $(RTE_SDK)/mk/internal/rte.build-pre.mk
 # VPATH contains at least SRCDIR
 VPATH += $(SRCDIR)
 
-ifeq ($(RTE_BUILD_COMBINE_LIBS),y)
 ifeq ($(RTE_BUILD_SHARED_LIB),y)
 LIB_ONE := lib$(RTE_LIBNAME).so
 else
 LIB_ONE := lib$(RTE_LIBNAME).a
 endif
-endif
 
 ifeq ($(LINK_USING_CC),1)
 # Override the definition of LD here, since we're linking with CC
@@ -54,37 +52,28 @@ sharelib: $(LIB_ONE) FORCE
 
 OBJS = $(wildcard $(RTE_OUTPUT)/build/lib/*.o)
 
-O_TO_S = $(LD) $(CPU_LDFLAGS) $(LD_MULDEFS) -shared $(OBJS)\
+ifeq ($(RTE_BUILD_SHARED_LIB),y)
+O_TO_L = $(LD) $(CPU_LDFLAGS) $(LD_MULDEFS) -shared $(OBJS)\
 	-o $(RTE_OUTPUT)/lib/$(LIB_ONE)
-O_TO_S_STR = $(subst ','\'',$(O_TO_S)) #'# fix syntax highlight
-O_TO_S_DISP = $(if $(V),"$(O_TO_S_STR)","  LD $(@)")
-O_TO_S_CMD = "cmd_$@ = $(O_TO_S_STR)"
-O_TO_S_DO = @set -e; \
-    echo $(O_TO_S_DISP); \
-    $(O_TO_S)
+L_DISP=LD
+else
+O_TO_L = $(AR) crus $(RTE_OUTPUT)/lib/$(LIB_ONE) $(OBJS)
+L_DISP=AR
+endif
+O_TO_L_STR = $(subst ','\'',$(O_TO_L)) #')# fix syntax highlight
+O_TO_L_DISP = $(if $(V),"$(O_TO_L_STR)","  $(L_DISP) $(@)")
+O_TO_L_CMD = "cmd_$@ = $(O_TO_L_STR)"
+O_TO_L_DO = @set -e; \
+	mkdir -p $(RTE_OUTPUT)/lib; \
+	echo $(O_TO_L_DISP); \
+	$(O_TO_L)
 
-O_TO_A =  $(AR) crus $(RTE_OUTPUT)/lib/$(LIB_ONE) $(OBJS)
-O_TO_A_STR = $(subst ','\'',$(O_TO_A)) #'# fix syntax highlight
-O_TO_A_DISP = $(if $(V),"$(O_TO_A_STR)","  LD $(@)")
-O_TO_A_CMD = "cmd_$@ = $(O_TO_A_STR)"
-O_TO_A_DO = @set -e; \
-    echo $(O_TO_A_DISP); \
-    $(O_TO_A)
 #
 # Archive objects to share library
 #
 
-ifeq ($(RTE_BUILD_COMBINE_LIBS),y)
-ifeq ($(RTE_BUILD_SHARED_LIB),y)
 $(LIB_ONE): FORCE
-	@[ -d $(dir $@) ] || mkdir -p $(dir $@)
-	$(O_TO_S_DO)
-else
-$(LIB_ONE): FORCE
-	@[ -d $(dir $@) ] || mkdir -p $(dir $@)
-	$(O_TO_A_DO)
-endif
-endif
+	$(O_TO_L_DO)
 
 #
 # Clean all generated files
diff --git a/mk/rte.vars.mk b/mk/rte.vars.mk
index 1e874ee..5bcc4a5 100644
--- a/mk/rte.vars.mk
+++ b/mk/rte.vars.mk
@@ -67,10 +67,6 @@ ifneq ($(BUILDING_RTE_SDK),)
   ifeq ($(RTE_BUILD_SHARED_LIB),)
     RTE_BUILD_SHARED_LIB := n
   endif
-  RTE_BUILD_COMBINE_LIBS := $(CONFIG_RTE_BUILD_COMBINE_LIBS:"%"=%)
-  ifeq ($(RTE_BUILD_COMBINE_LIBS),)
-    RTE_BUILD_COMBINE_LIBS := n
-  endif
   RTE_LIBNAME := $(CONFIG_RTE_LIBNAME:"%"=%)
   ifeq ($(RTE_LIBNAME),)
     RTE_LIBNAME := intel_dpdk
-- 
1.9.3



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