diff --git a/core/Makefile b/core/Makefile
index e9179e4..d01701e 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -1606,6 +1606,9 @@
 	$(hide) for part in $(UPDATE_AB_PARTITIONS); do \
 	  echo "$${part}" >> $(zip_root)/META/ab_partitions.txt; \
 	done
+ifdef OSRELEASED_DIRECTORY
+	$(hide) $(ACP) $(TARGET_OUT_ETC)/$(OSRELEASED_DIRECTORY)/product_version $(zip_root)/META/product_version.txt
+endif
 endif
 ifeq ($(BREAKPAD_GENERATE_SYMBOLS),true)
 	@# If breakpad symbols have been generated, add them to the zip.
diff --git a/core/binary.mk b/core/binary.mk
index b370d20..2ec4b9f 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -665,18 +665,20 @@
 ifdef LOCAL_DBUS_PROXY_PREFIX
 $(dbus_generated_headers) : $(dbus_definition_paths)
 	$(generate-dbus-proxies)
+else
+$(dbus_generated_headers) : $(dbus_header_dir)/%.h : $(LOCAL_PATH)/%.dbus-xml
+	$(generate-dbus-adaptors)
+endif  # $(LOCAL_DBUS_PROXY_PREFIX)
+endif  # $(my_prefix)_$(LOCAL_MODULE_CLASS)_$(LOCAL_MODULE)_dbus_bindings_defined
 
+ifdef LOCAL_DBUS_PROXY_PREFIX
 # Auto-export the generated dbus proxy directory.
 my_export_c_include_dirs += $(dbus_gen_dir)/include
 my_c_includes += $(dbus_gen_dir)/include
 else
-$(dbus_generated_headers) : $(dbus_header_dir)/%.h : $(LOCAL_PATH)/%.dbus-xml
-	$(generate-dbus-adaptors)
-
 my_export_c_include_dirs += $(dbus_header_dir)
 my_c_includes += $(dbus_header_dir)
 endif  # $(LOCAL_DBUS_PROXY_PREFIX)
-endif  # $(my_prefix)_$(LOCAL_MODULE_CLASS)_$(LOCAL_MODULE)_dbus_bindings_defined
 
 my_generated_sources += $(dbus_generated_headers)
 
diff --git a/core/combo/mac_version.mk b/core/combo/mac_version.mk
index 638e3a0..f6bd852 100644
--- a/core/combo/mac_version.mk
+++ b/core/combo/mac_version.mk
@@ -9,7 +9,7 @@
 
 build_mac_version := $(shell sw_vers -productVersion)
 
-mac_sdk_versions_supported :=  10.8 10.9 10.10
+mac_sdk_versions_supported :=  10.8 10.9 10.10 10.11
 ifneq ($(strip $(MAC_SDK_VERSION)),)
 mac_sdk_version := $(MAC_SDK_VERSION)
 ifeq ($(filter $(mac_sdk_version),$(mac_sdk_versions_supported)),)
diff --git a/core/definitions.mk b/core/definitions.mk
index 36d3ae1..ffd6124 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -182,16 +182,53 @@
 endef
 
 ###########################################################
+## Find all of the directories under the named directories with
+## the specified name.
+## Meant to be used like:
+##    INC_DIRS := $(call all-named-dirs-under,inc,.)
+###########################################################
+
+define all-named-dirs-under
+$(call find-subdir-files,$(2) -type d -name "$(1)")
+endef
+
+###########################################################
+## Find all the directories under the current directory that
+## haves name that match $(1)
+###########################################################
+
+define all-subdir-named-dirs
+$(call all-named-dirs-under,$(1),.)
+endef
+
+###########################################################
+## Find all of the files under the named directories with
+## the specified name.
+## Meant to be used like:
+##    SRC_FILES := $(call all-named-files-under,*.h,src tests)
+###########################################################
+
+define all-named-files-under
+$(call find-files-in-subdirs,$(LOCAL_PATH),"$(1)",$(2))
+endef
+
+###########################################################
+## Find all of the files under the current directory with
+## the specified name.
+###########################################################
+
+define all-subdir-named-files
+$(call all-named-files-under,$(1),.)
+endef
+
+###########################################################
 ## Find all of the java files under the named directories.
 ## Meant to be used like:
 ##    SRC_FILES := $(call all-java-files-under,src tests)
 ###########################################################
 
 define all-java-files-under
-$(sort $(patsubst ./%,%, \
-  $(shell cd $(LOCAL_PATH) ; \
-          find -L $(1) -name "*.java" -and -not -name ".*") \
- ))
+$(call all-named-files-under,*.java,$(1))
 endef
 
 ###########################################################
@@ -210,10 +247,7 @@
 ###########################################################
 
 define all-c-files-under
-$(sort $(patsubst ./%,%, \
-  $(shell cd $(LOCAL_PATH) ; \
-          find -L $(1) -name "*.c" -and -not -name ".*") \
- ))
+$(call all-named-files-under,*.c,$(1))
 endef
 
 ###########################################################
@@ -255,10 +289,7 @@
 ###########################################################
 
 define all-Iaidl-files-under
-$(sort $(patsubst ./%,%, \
-  $(shell cd $(LOCAL_PATH) ; \
-          find -L $(1) -name "I*.aidl" -and -not -name ".*") \
- ))
+$(call all-named-files-under,I*.aidl,$(1))
 endef
 
 ###########################################################
@@ -276,10 +307,7 @@
 ###########################################################
 
 define all-logtags-files-under
-$(sort $(patsubst ./%,%, \
-  $(shell cd $(LOCAL_PATH) ; \
-          find -L $(1) -name "*.logtags" -and -not -name ".*") \
-  ))
+$(call all-named-files-under,*.logtags,$(1))
 endef
 
 ###########################################################
@@ -289,10 +317,7 @@
 ###########################################################
 
 define all-proto-files-under
-$(sort $(patsubst ./%,%, \
-  $(shell cd $(LOCAL_PATH) ; \
-          find -L $(1) -name "*.proto" -and -not -name ".*") \
-  ))
+$(call all-named-files-under,*.proto,$(1))
 endef
 
 ###########################################################
@@ -302,10 +327,7 @@
 ###########################################################
 
 define all-renderscript-files-under
-$(sort $(patsubst ./%,%, \
-  $(shell cd $(LOCAL_PATH) ; \
-          find -L $(1) \( -name "*.rs" -or -name "*.fs" \) -and -not -name ".*") \
-  ))
+$(call find-subdir-files,$(1) \( -name "*.rs" -or -name "*.fs" \) -and -not -name ".*")
 endef
 
 ###########################################################
@@ -315,10 +337,7 @@
 ###########################################################
 
 define all-S-files-under
-$(sort $(patsubst ./%,%, \
-  $(shell cd $(LOCAL_PATH) ; \
-          find -L $(1) -name "*.S" -and -not -name ".*") \
- ))
+$(call all-named-files-under,*.S,$(1))
 endef
 
 ###########################################################
@@ -328,10 +347,7 @@
 ###########################################################
 
 define all-html-files-under
-$(sort $(patsubst ./%,%, \
-  $(shell cd $(LOCAL_PATH) ; \
-          find -L $(1) -name "*.html" -and -not -name ".*") \
- ))
+$(call all-named-files-under,*.html,$(1))
 endef
 
 ###########################################################
@@ -382,11 +398,11 @@
 ###########################################################
 
 define find-other-java-files
-	$(call find-subdir-files,$(1) -name "*.java" -and -not -name ".*")
+$(call all-java-files-under,$(1))
 endef
 
 define find-other-html-files
-	$(call find-subdir-files,$(1) -name "*.html" -and -not -name ".*")
+$(call all-html-files-under,$(1))
 endef
 
 ###########################################################
@@ -2096,11 +2112,11 @@
 #
 define add-carried-jack-resources
  $(hide) if [ -d $(PRIVATE_JACK_INTERMEDIATES_DIR) ] ; then \
-    jack_res_jar_flags=$$(find $(PRIVATE_JACK_INTERMEDIATES_DIR) -type f \
-        | sed -e "s?^$(PRIVATE_JACK_INTERMEDIATES_DIR)/? -C $(PRIVATE_JACK_INTERMEDIATES_DIR) ?"); \
-    if [ -n "$$jack_res_jar_flags" ] ; then \
-        echo $$jack_res_jar_flags >$(dir $@)jack_res_jar_flags; \
-        jar uf $@ $$jack_res_jar_flags; \
+    find $(PRIVATE_JACK_INTERMEDIATES_DIR) -type f \
+        | sed -e "s?^$(PRIVATE_JACK_INTERMEDIATES_DIR)/? -C \"$(PRIVATE_JACK_INTERMEDIATES_DIR)\" \"?" -e "s/$$/\"/" \
+        > $(dir $@)jack_res_jar_flags; \
+    if [ -s $(dir $@)jack_res_jar_flags ] ; then \
+        jar uf $@ @$(dir $@)jack_res_jar_flags; \
     fi; \
 fi
 endef
@@ -2506,12 +2522,13 @@
 endef
 
 # Return the arch for the source file of a prebuilt
-# Return "none" if no matching arch found, so the result can be passed to
+# Return "none" if no matching arch found and return empty
+# if the input is empty, so the result can be passed to
 # LOCAL_MODULE_TARGET_ARCH.
 # $(1) the list of archs supported by the prebuilt
 define get-prebuilt-src-arch
 $(strip $(if $(filter $(TARGET_ARCH),$(1)),$(TARGET_ARCH),\
-  $(if $(filter $(TARGET_2ND_ARCH),$(1)),$(TARGET_2ND_ARCH),none)))
+  $(if $(filter $(TARGET_2ND_ARCH),$(1)),$(TARGET_2ND_ARCH),$(if $(1),none))))
 endef
 
 ###########################################################
diff --git a/core/main.mk b/core/main.mk
index 4593b86..e20128b 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -179,7 +179,7 @@
 ifneq ($(EXPERIMENTAL_USE_JAVA8),)
 required_version := "1.8.x"
 required_javac_version := "1.8"
-java_version := $(shell echo '$(java_version_str)' | grep 'openjdk .*[ "]1\.8[\. "$$]')
+java_version := $(shell echo '$(java_version_str)' | grep '[ "]1\.8[\. "$$]')
 javac_version := $(shell echo '$(javac_version_str)' | grep '[ "]1\.8[\. "$$]')
 else # default
 required_version := "1.7.x"
diff --git a/core/ninja.mk b/core/ninja.mk
index 2ac8c8e..6fc508d 100644
--- a/core/ninja.mk
+++ b/core/ninja.mk
@@ -136,7 +136,7 @@
 .INTERMEDIATE: kati.intermediate
 kati.intermediate: $(KATI) $(MAKEPARALLEL)
 	@echo Running kati to generate build$(KATI_NINJA_SUFFIX).ninja...
-	+$(hide) $(KATI_MAKEPARALLEL) $(KATI) --ninja --ninja_dir=$(OUT_DIR) --ninja_suffix=$(KATI_NINJA_SUFFIX) --regen --ignore_dirty=$(OUT_DIR)/% --ignore_optional_include=$(OUT_DIR)/%.P --detect_android_echo --use_find_emulator -f build/core/main.mk $(KATI_TARGETS) --gen_all_phony_targets --gen_all_targets BUILDING_WITH_NINJA=true
+	+$(hide) $(KATI_MAKEPARALLEL) $(KATI) --ninja --ninja_dir=$(OUT_DIR) --ninja_suffix=$(KATI_NINJA_SUFFIX) --regen --ignore_dirty=$(OUT_DIR)/% --ignore_optional_include=$(OUT_DIR)/%.P --detect_android_echo --use_find_emulator -f build/core/main.mk $(KATI_TARGETS) --gen_all_targets BUILDING_WITH_NINJA=true
 
 KATI_CXX := $(CLANG_CXX) $(CLANG_HOST_GLOBAL_CFLAGS) $(CLANG_HOST_GLOBAL_CPPFLAGS)
 KATI_LD := $(CLANG_CXX) $(CLANG_HOST_GLOBAL_LDFLAGS)
diff --git a/target/product/embedded.mk b/target/product/embedded.mk
index 0f92a1c..4162385 100644
--- a/target/product/embedded.mk
+++ b/target/product/embedded.mk
@@ -22,6 +22,7 @@
     adbd \
     atrace \
     bootanimation \
+    cmd \
     debuggerd \
     dumpstate \
     dumpsys \