Performance improvement for whole static libs

Improves performance for LOCAL_WHOLE_STATIC_LIBS by copying the first .a
to the new .a rather than extracting and recreating

Change-Id: Iecdb5e4bb2ce987bb41a70c3393d18a6d72ae689

diff --git a/core/definitions.mk b/core/definitions.mk
index b5762e3..9b8a299 100644 (file)
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -1176,7 +1176,7 @@ endef
 
 # $(1): the full path of the source static library.
 define _extract-and-include-single-target-whole-static-lib
-@echo "preparing StaticLib: $(PRIVATE_MODULE) [including $(1)]"
+@echo "preparing StaticLib: $(PRIVATE_MODULE) [including $(strip $(1))]"
 $(hide) ldir=$(PRIVATE_INTERMEDIATES_DIR)/WHOLE/$(basename $(notdir $(1)))_objs;\
     rm -rf $$ldir; \
     mkdir -p $$ldir; \
@@ -1190,8 +1190,16 @@ $(hide) ldir=$(PRIVATE_INTERMEDIATES_DIR)/WHOLE/$(basename $(notdir $(1)))_objs;
 
 endef
 
+# $(1): the full path of the source static library.
+define extract-and-include-whole-static-libs-first
+$(if $(strip $(1)),
+@echo "preparing StaticLib: $(PRIVATE_MODULE) [including $(strip $(1))]"
+$(hide) cp $(1) $@)
+endef
+
 define extract-and-include-target-whole-static-libs
-$(foreach lib,$(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES), \
+$(call extract-and-include-whole-static-libs-first, $(firstword $(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES)))
+$(foreach lib,$(wordlist 2,999,$(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES)), \
     $(call _extract-and-include-single-target-whole-static-lib, $(lib)))
 endef
 
@@ -1213,7 +1221,7 @@ endef
 
 # $(1): the full path of the source static library.
 define _extract-and-include-single-host-whole-static-lib
-@echo "preparing StaticLib: $(PRIVATE_MODULE) [including $(1)]"
+@echo "preparing StaticLib: $(PRIVATE_MODULE) [including $(strip $(1))]"
 $(hide) ldir=$(PRIVATE_INTERMEDIATES_DIR)/WHOLE/$(basename $(notdir $(1)))_objs;\
     rm -rf $$ldir; \
     mkdir -p $$ldir; \
@@ -1228,7 +1236,8 @@ $(hide) ldir=$(PRIVATE_INTERMEDIATES_DIR)/WHOLE/$(basename $(notdir $(1)))_objs;
 endef
 
 define extract-and-include-host-whole-static-libs
-$(foreach lib,$(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES), \
+$(call extract-and-include-whole-static-libs-first, $(firstword $(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES)))
+$(foreach lib,$(wordlist 2,999,$(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES)), \
     $(call _extract-and-include-single-host-whole-static-lib, $(lib)))
 endef