8002028: build-infra: need no-hotspot partial build

Summary: Added configure option --with-import-hotspot=/path/to/j2sdkimage
Reviewed-by: dholmes, tbell
Contributed-by: erik.joelsson@oracle.com

makefiles/Import.gmk

@@ -121,7 +121,7 @@ endef
 endif
 
 define CopyDir
-        $1_SRC_FILES := $(shell $(FIND) $2 -type f -a ! -name "wb.jar")
+        $1_SRC_FILES := $(shell $(FIND) $2 -type f -a \( -name DUMMY $(addprefix -o$(SPACE)-name$(SPACE),$4) \))
         $1_DST_FILES := $$(patsubst $2/%,$3/%,$$($1_SRC_FILES))
         IMPORT_TARGET_FILES += $$($1_DST_FILES)
 $3/% : $2/%
@@ -134,9 +134,10 @@ endef
 #
 # Import hotspot
 #
-
-$(eval $(call CopyDir,HOTSPOT0, $(HOTSPOT_LIB_DIR), $(INSTALL_LIBRARIES_HERE)))
-$(eval $(call CopyDir,HOTSPOT1, $(HOTSPOT_DIST)/lib, $(JDK_OUTPUTDIR)/lib))
+HOTSPOT_IMPORT_FILES:=$(addprefix $(LIBRARY_PREFIX), jvm.* saproc.* jsig.* sawindbg.* jvm_db.* jvm_dtrace.*) \
+                      Xusage.txt sa-jdi.jar
+$(eval $(call CopyDir,HOTSPOT0, $(HOTSPOT_LIB_DIR), $(INSTALL_LIBRARIES_HERE), $(HOTSPOT_IMPORT_FILES)))
+$(eval $(call CopyDir,HOTSPOT1, $(HOTSPOT_DIST)/lib, $(JDK_OUTPUTDIR)/lib, $(HOTSPOT_IMPORT_FILES)))
 
 JSIG_DEBUGINFO := $(strip $(wildcard $(HOTSPOT_DIST)/jre/lib$(OPENJDK_TARGET_CPU_LIBDIR)/libjsig.debuginfo) \
                   $(wildcard $(HOTSPOT_DIST)/jre/lib$(OPENJDK_TARGET_CPU_LIBDIR)/libjsig.diz) )