Merge "Build all the way to classes.dex for checkbuild"
diff --git a/core/Makefile b/core/Makefile
index c24bbe2..e41d09e 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -878,7 +878,7 @@
 $(if $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SUPPORTS_VBOOT),$(hide) echo "vboot=$(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SUPPORTS_VBOOT)" >> $(1))
 $(if $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SUPPORTS_VBOOT),$(hide) echo "vboot_key=$(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_VBOOT_SIGNING_KEY)" >> $(1))
 $(if $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SUPPORTS_VBOOT),$(hide) echo "vboot_subkey=$(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_VBOOT_SIGNING_SUBKEY)" >> $(1))
-$(if $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SUPPORTS_VBOOT),$(hide) echo "futility=$(FUTILITY)" >> $(1))
+$(if $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SUPPORTS_VBOOT),$(hide) echo "futility=$(notdir $(FUTILITY))" >> $(1))
 $(if $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SUPPORTS_VBOOT),$(hide) echo "vboot_signer_cmd=$(VBOOT_SIGNER)" >> $(1))
 $(if $(BOARD_AVB_ENABLE),$(hide) echo "avb_signing_args=$(INTERNAL_AVB_SIGNING_ARGS)" >> $(1))
 $(if $(BOARD_AVB_ENABLE),$(hide) echo "avb_avbtool=$(AVBTOOL)" >> $(1))
@@ -1745,7 +1745,9 @@
   $(HOST_OUT_EXECUTABLES)/brillo_update_payload \
   $(HOST_OUT_EXECUTABLES)/lib/shflags/shflags \
   $(HOST_OUT_EXECUTABLES)/delta_generator \
-  $(BLK_ALLOC_TO_BASE_FS)
+  $(BLK_ALLOC_TO_BASE_FS) \
+  $(FUTILITY) \
+  $(VBOOT_SIGNER)
 
 # Shared libraries.
 OTATOOLS += \
@@ -1784,10 +1786,11 @@
 $(BUILT_OTATOOLS_PACKAGE): $(OTATOOLS) | $(ACP)
 	@echo "Package OTA tools: $@"
 	$(hide) rm -rf $@ $(zip_root)
-	$(hide) mkdir -p $(dir $@) $(zip_root)/bin $(zip_root)/framework $(zip_root)/releasetools $(zip_root)/system/extras/verity
+	$(hide) mkdir -p $(dir $@) $(zip_root)/bin $(zip_root)/framework $(zip_root)/releasetools $(zip_root)/system/extras/verity $(zip_root)/external/vboot_reference/tests/devkeys
 	$(call copy-files-with-structure,$(OTATOOLS),$(HOST_OUT)/,$(zip_root))
 	$(hide) $(ACP) $(HOST_OUT_JAVA_LIBRARIES)/VeritySigner.jar $(zip_root)/framework/
 	$(hide) $(ACP) -p system/extras/verity/build_verity_metadata.py $(zip_root)/system/extras/verity/
+	$(hide) $(ACP) -p -r external/vboot_reference/tests/devkeys/* $(zip_root)/external/vboot_reference/tests/devkeys
 	$(hide) $(ACP) -r -d -p build/tools/releasetools/* $(zip_root)/releasetools
 	$(hide) rm -rf $@ $(zip_root)/releasetools/*.pyc
 	$(hide) (cd $(zip_root) && zip -qryX $(abspath $@) *)
diff --git a/core/base_rules.mk b/core/base_rules.mk
index 8cceaad..e90c1bb 100644
--- a/core/base_rules.mk
+++ b/core/base_rules.mk
@@ -564,6 +564,7 @@
   $(LOCAL_STATIC_LIBRARIES) \
   $(LOCAL_WHOLE_STATIC_LIBRARIES) \
   $(LOCAL_SHARED_LIBRARIES) \
+  $(LOCAL_HEADER_LIBRARIES) \
   $(LOCAL_STATIC_JAVA_LIBRARIES) \
   $(LOCAL_JAVA_LIBRARIES)\
   $(LOCAL_JNI_SHARED_LIBRARIES))
@@ -585,7 +586,7 @@
 ## umbrella targets used to verify builds
 ###########################################################
 j_or_n :=
-ifneq (,$(filter EXECUTABLES SHARED_LIBRARIES STATIC_LIBRARIES NATIVE_TESTS,$(LOCAL_MODULE_CLASS)))
+ifneq (,$(filter EXECUTABLES SHARED_LIBRARIES STATIC_LIBRARIES HEADER_LIBRARIES NATIVE_TESTS,$(LOCAL_MODULE_CLASS)))
 j_or_n := native
 else
 ifneq (,$(filter JAVA_LIBRARIES APPS,$(LOCAL_MODULE_CLASS)))
diff --git a/core/binary.mk b/core/binary.mk
index 304a72e..44f0e95 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -40,6 +40,7 @@
 my_static_libraries := $(LOCAL_STATIC_LIBRARIES)
 my_whole_static_libraries := $(LOCAL_WHOLE_STATIC_LIBRARIES)
 my_shared_libraries := $(LOCAL_SHARED_LIBRARIES)
+my_header_libraries := $(LOCAL_HEADER_LIBRARIES)
 my_cflags := $(LOCAL_CFLAGS)
 my_conlyflags := $(LOCAL_CONLYFLAGS)
 my_cppflags := $(LOCAL_CPPFLAGS)
@@ -320,6 +321,7 @@
 my_src_files += $(LOCAL_SRC_FILES_$($(my_prefix)OS)) $(LOCAL_SRC_FILES_$($(my_prefix)OS)_$($(my_prefix)$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH))
 my_static_libraries += $(LOCAL_STATIC_LIBRARIES_$($(my_prefix)OS))
 my_shared_libraries += $(LOCAL_SHARED_LIBRARIES_$($(my_prefix)OS))
+my_header_libraries += $(LOCAL_HEADER_LIBRARIES_$($(my_prefix)OS))
 my_cflags += $(LOCAL_CFLAGS_$($(my_prefix)OS))
 my_cppflags += $(LOCAL_CPPFLAGS_$($(my_prefix)OS))
 my_ldflags += $(LOCAL_LDFLAGS_$($(my_prefix)OS))
@@ -443,6 +445,7 @@
 # arch-specific static libraries go first so that generic ones can depend on them
 my_static_libraries := $(LOCAL_STATIC_LIBRARIES_$($(my_prefix)$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH)) $(LOCAL_STATIC_LIBRARIES_$(my_32_64_bit_suffix)) $(my_static_libraries)
 my_whole_static_libraries := $(LOCAL_WHOLE_STATIC_LIBRARIES_$($(my_prefix)$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH)) $(LOCAL_WHOLE_STATIC_LIBRARIES_$(my_32_64_bit_suffix)) $(my_whole_static_libraries)
+my_header_libraries := $(LOCAL_HEADER_LIBRARIES_$($(my_prefix)$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH)) $(LOCAL_HEADER_LIBRARIES_$(my_32_64_bit_suffix)) $(my_header_libraries)
 
 include $(BUILD_SYSTEM)/cxx_stl_setup.mk
 
@@ -1396,7 +1399,9 @@
     $(foreach l, $(installed_shared_library_module_names), \
       $(call intermediates-dir-for,SHARED_LIBRARIES,$(l),$(my_kind),,$(LOCAL_2ND_ARCH_VAR_PREFIX),$(my_host_cross))/export_includes) \
     $(foreach l, $(my_static_libraries) $(my_whole_static_libraries), \
-      $(call intermediates-dir-for,STATIC_LIBRARIES,$(l),$(my_kind),,$(LOCAL_2ND_ARCH_VAR_PREFIX),$(my_host_cross))/export_includes))
+      $(call intermediates-dir-for,STATIC_LIBRARIES,$(l),$(my_kind),,$(LOCAL_2ND_ARCH_VAR_PREFIX),$(my_host_cross))/export_includes) \
+    $(foreach l, $(my_header_libraries), \
+      $(call intermediates-dir-for,HEADER_LIBRARIES,$(l),$(my_kind),,$(LOCAL_2ND_ARCH_VAR_PREFIX),$(my_host_cross))/export_includes))
 $(import_includes): PRIVATE_IMPORT_EXPORT_INCLUDES := $(import_includes_deps)
 $(import_includes) : $(import_includes_deps)
 	@echo Import includes file: $@
@@ -1430,10 +1435,12 @@
    $(foreach l,$(my_whole_static_libraries) $(my_static_libraries), \
      $(call intermediates-dir-for,STATIC_LIBRARIES,$(l),$(my_kind),,$(LOCAL_2ND_ARCH_VAR_PREFIX),$(my_host_cross))/link_type))
 ifneq ($(LOCAL_MODULE_CLASS),STATIC_LIBRARIES)
+ifneq ($(LOCAL_MODULE_CLASS),HEADER_LIBRARIES)
 my_link_type_deps += $(strip \
    $(foreach l,$(my_shared_libraries), \
      $(call intermediates-dir-for,SHARED_LIBRARIES,$(l),$(my_kind),,$(LOCAL_2ND_ARCH_VAR_PREFIX),$(my_host_cross))/link_type))
 endif
+endif
 $(my_link_type): PRIVATE_DEPS := $(my_link_type_deps)
 $(my_link_type): PRIVATE_MODULE := $(LOCAL_MODULE)
 $(my_link_type): PRIVATE_MAKEFILE := $(LOCAL_MODULE_MAKEFILE)
@@ -1791,10 +1798,14 @@
 export_include_deps += $(strip \
    $(foreach l,$(LOCAL_EXPORT_STATIC_LIBRARY_HEADERS), \
      $(call intermediates-dir-for,STATIC_LIBRARIES,$(l),$(my_kind),,$(LOCAL_2ND_ARCH_VAR_PREFIX),$(my_host_cross))/export_includes))
+# Re-export requested headers from header libraries.
+export_include_deps += $(strip \
+   $(foreach l,$(LOCAL_EXPORT_HEADER_LIBRARY_HEADERS), \
+     $(call intermediates-dir-for,HEADER_LIBRARIES,$(l),$(my_kind),,$(LOCAL_2ND_ARCH_VAR_PREFIX),$(my_host_cross))/export_includes))
 $(export_includes): PRIVATE_REEXPORTED_INCLUDES := $(export_include_deps)
 # By adding $(my_generated_sources) it makes sure the headers get generated
 # before any dependent source files get compiled.
-$(export_includes) : $(my_export_c_include_deps) $(my_generated_sources) $(export_include_deps)
+$(export_includes) : $(my_export_c_include_deps) $(my_generated_sources) $(export_include_deps) $(LOCAL_EXPORT_C_INCLUDE_DEPS)
 	@echo Export includes file: $< -- $@
 	$(hide) mkdir -p $(dir $@) && rm -f $@.tmp && touch $@.tmp
 ifdef my_export_c_include_dirs
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index da63891..ae037b3 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -67,6 +67,7 @@
 LOCAL_EMMA_INSTRUMENT:=
 LOCAL_EXPORT_C_INCLUDE_DEPS:=
 LOCAL_EXPORT_C_INCLUDE_DIRS:=
+LOCAL_EXPORT_HEADER_LIBRARY_HEADERS:=
 LOCAL_EXPORT_PACKAGE_RESOURCES:=
 LOCAL_EXPORT_SHARED_LIBRARY_HEADERS:=
 LOCAL_EXPORT_STATIC_LIBRARY_HEADERS:=
@@ -83,6 +84,7 @@
 LOCAL_GROUP_STATIC_LIBRARIES:=
 LOCAL_GTEST:=true
 LOCAL_HAL_STATIC_LIBRARIES:=
+LOCAL_HEADER_LIBRARIES:=
 LOCAL_INIT_RC:=
 LOCAL_INSTALLED_MODULE:=
 LOCAL_INSTALLED_MODULE_STEM:=
@@ -240,6 +242,7 @@
 LOCAL_CLANG_$(TARGET_ARCH):=
 LOCAL_CPPFLAGS_$(TARGET_ARCH):=
 LOCAL_GENERATED_SOURCES_$(TARGET_ARCH):=
+LOCAL_HEADER_LIBRARIES_$(TARGET_ARCH):=
 LOCAL_LDFLAGS_$(TARGET_ARCH):=
 LOCAL_PACK_MODULE_RELOCATIONS_$(TARGET_ARCH):=
 LOCAL_PREBUILT_JNI_LIBS_$(TARGET_ARCH):=
@@ -261,6 +264,7 @@
 LOCAL_CLANG_$(TARGET_2ND_ARCH):=
 LOCAL_CPPFLAGS_$(TARGET_2ND_ARCH):=
 LOCAL_GENERATED_SOURCES_$(TARGET_2ND_ARCH):=
+LOCAL_HEADER_LIBRARIES_$(TARGET_2ND_ARCH):=
 LOCAL_LDFLAGS_$(TARGET_2ND_ARCH):=
 LOCAL_PACK_MODULE_RELOCATIONS_$(TARGET_2ND_ARCH):=
 LOCAL_PREBUILT_JNI_LIBS_$(TARGET_2ND_ARCH):=
@@ -282,6 +286,7 @@
 LOCAL_CLANG_LDFLAGS_$(HOST_ARCH):=
 LOCAL_CPPFLAGS_$(HOST_ARCH):=
 LOCAL_GENERATED_SOURCES_$(HOST_ARCH):=
+LOCAL_HEADER_LIBRARIES_$(HOST_ARCH):=
 LOCAL_LDFLAGS_$(HOST_ARCH):=
 LOCAL_REQUIRED_MODULES_$(HOST_ARCH):=
 LOCAL_SHARED_LIBRARIES_$(HOST_ARCH):=
@@ -300,6 +305,7 @@
 LOCAL_CLANG_LDFLAGS_$(HOST_2ND_ARCH):=
 LOCAL_CPPFLAGS_$(HOST_2ND_ARCH):=
 LOCAL_GENERATED_SOURCES_$(HOST_2ND_ARCH):=
+LOCAL_HEADER_LIBRARIES_$(HOST_2ND_ARCH):=
 LOCAL_LDFLAGS_$(HOST_2ND_ARCH):=
 LOCAL_REQUIRED_MODULES_$(HOST_2ND_ARCH):=
 LOCAL_SHARED_LIBRARIES_$(HOST_2ND_ARCH):=
@@ -314,6 +320,7 @@
 LOCAL_C_INCLUDES_$(HOST_OS):=
 LOCAL_CPPFLAGS_$(HOST_OS):=
 LOCAL_GENERATED_SOURCES_$(HOST_OS):=
+LOCAL_HEADER_LIBRARIES_$(HOST_OS):=
 LOCAL_LDFLAGS_$(HOST_OS):=
 LOCAL_LDLIBS_$(HOST_OS):=
 LOCAL_REQUIRED_MODULES_$(HOST_OS):=
@@ -327,6 +334,7 @@
 LOCAL_C_INCLUDES_$(HOST_CROSS_OS):=
 LOCAL_CPPFLAGS_$(HOST_CROSS_OS):=
 LOCAL_GENERATED_SOURCES_$(HOST_CROSS_OS):=
+LOCAL_HEADER_LIBRARIES_$(HOST_CROSS_OS):=
 LOCAL_LDFLAGS_$(HOST_CROSS_OS):=
 LOCAL_LDLIBS_$(HOST_CROSS_OS):=
 LOCAL_REQUIRED_MODULES_$(HOST_CROSS_OS):=
@@ -366,6 +374,8 @@
 LOCAL_CPPFLAGS_64:=
 LOCAL_GENERATED_SOURCES_32:=
 LOCAL_GENERATED_SOURCES_64:=
+LOCAL_HEADER_LIBRARIES_32:=
+LOCAL_HEADER_LIBRARIES_64:=
 LOCAL_INIT_RC_32:=
 LOCAL_INIT_RC_64:=
 LOCAL_LDFLAGS_32:=
diff --git a/core/config.mk b/core/config.mk
index a6981e0..0cf1293 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -92,6 +92,7 @@
 BUILD_HOST_STATIC_LIBRARY:= $(BUILD_SYSTEM)/host_static_library.mk
 BUILD_HOST_SHARED_LIBRARY:= $(BUILD_SYSTEM)/host_shared_library.mk
 BUILD_STATIC_LIBRARY:= $(BUILD_SYSTEM)/static_library.mk
+BUILD_HEADER_LIBRARY:= $(BUILD_SYSTEM)/header_library.mk
 BUILD_AUX_STATIC_LIBRARY:= $(BUILD_SYSTEM)/aux_static_library.mk
 BUILD_AUX_EXECUTABLE:= $(BUILD_SYSTEM)/aux_executable.mk
 BUILD_SHARED_LIBRARY:= $(BUILD_SYSTEM)/shared_library.mk
@@ -496,8 +497,6 @@
 SOONG_ZIP := $(SOONG_HOST_OUT_EXECUTABLES)/soong_zip
 ZIP2ZIP := $(SOONG_HOST_OUT_EXECUTABLES)/zip2zip
 
-JAVAC_FILTER := $(SOONG_HOST_OUT_EXECUTABLES)/soong_javac_filter
-
 # Always use prebuilts for ckati and makeparallel
 prebuilt_build_tools := prebuilts/build-tools
 ifeq ($(filter address,$(SANITIZE_HOST)),)
@@ -629,7 +628,7 @@
 VERITY_SIGNER := $(HOST_OUT_EXECUTABLES)/verity_signer
 BUILD_VERITY_TREE := $(HOST_OUT_EXECUTABLES)/build_verity_tree
 BOOT_SIGNER := $(HOST_OUT_EXECUTABLES)/boot_signer
-FUTILITY := prebuilts/misc/$(BUILD_OS)-$(HOST_PREBUILT_ARCH)/futility/futility
+FUTILITY := $(HOST_OUT_EXECUTABLES)/futility-host
 VBOOT_SIGNER := prebuilts/misc/scripts/vboot_signer/vboot_signer.sh
 FEC := $(HOST_OUT_EXECUTABLES)/fec
 
diff --git a/core/definitions.mk b/core/definitions.mk
index aa8642a..71b80e0 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -850,18 +850,37 @@
 
 
 ###########################################################
-## Color-coded warnings and errors in build rules
-##
-## $(1): message to print
+## Color-coded warnings and errors
+## Use echo-(warning|error) in a build rule
+## Use pretty-(warning|error) instead of $(warning)/$(error)
 ###########################################################
+ESC_BOLD := \e[1m
+ESC_WARNING := \e[35m
+ESC_ERROR := \e[31m
+ESC_RESET := \e[0m
+
+# $(1): path (and optionally line) information
+# $(2): message to print
 define echo-warning
-echo -e "\e[1;35mwarning:\e[0m \e[1m" $(1) "\e[0m\n"
+echo -e "$(ESC_BOLD)$(1): $(ESC_WARNING)warning:$(ESC_RESET)$(ESC_BOLD)" $(2) "$(ESC_RESET)" >&2
 endef
 
+# $(1): path (and optionally line) information
+# $(2): message to print
 define echo-error
-echo -e "\e[1;31merror:\e[0m \e[1m" $(1) "\e[0m\n"
+echo -e "$(ESC_BOLD)$(1): $(ESC_ERROR)error:$(ESC_RESET)$(ESC_BOLD)" $(2) "$(ESC_RESET)" >&2
 endef
 
+# $(1): message to print
+define pretty-warning
+$(shell $(call echo-warning,$(LOCAL_MODULE_MAKEFILE),$(LOCAL_MODULE): $(1)))
+endef
+
+# $(1): message to print
+define pretty-error
+$(shell $(call echo-error,$(LOCAL_MODULE_MAKEFILE),$(LOCAL_MODULE): $(1)))
+$(error done)
+endef
 
 ###########################################################
 ## Package filtering
@@ -2217,7 +2236,7 @@
 $(hide) tr ' ' '\n' < $(PRIVATE_CLASS_INTERMEDIATES_DIR)/java-source-list \
     | $(NORMALIZE_PATH) | sort -u > $(PRIVATE_CLASS_INTERMEDIATES_DIR)/java-source-list-uniq
 $(hide) if [ -s $(PRIVATE_CLASS_INTERMEDIATES_DIR)/java-source-list-uniq ] ; then \
-    ( $(1) -encoding UTF-8 \
+    $(1) -encoding UTF-8 \
     $(if $(findstring true,$(PRIVATE_WARNINGS_ENABLE)),$(xlint_unchecked),) \
     $(2) \
     $(addprefix -classpath ,$(strip \
@@ -2226,7 +2245,7 @@
     -extdirs "" -d $(PRIVATE_CLASS_INTERMEDIATES_DIR) \
     $(PRIVATE_JAVACFLAGS) \
     \@$(PRIVATE_CLASS_INTERMEDIATES_DIR)/java-source-list-uniq \
-    || ( rm -rf $(PRIVATE_CLASS_INTERMEDIATES_DIR) ; exit 41 ) ) 2>&1 | $(JAVAC_FILTER); \
+    || ( rm -rf $(PRIVATE_CLASS_INTERMEDIATES_DIR) ; exit 41 ) \
 fi
 $(if $(PRIVATE_JAVA_LAYERS_FILE), $(hide) build/tools/java-layers.py \
     $(PRIVATE_JAVA_LAYERS_FILE) \@$(PRIVATE_CLASS_INTERMEDIATES_DIR)/java-source-list-uniq,)
@@ -2800,13 +2819,6 @@
 $(hide) cp -p $< $@
 endef
 
-# The same as copy-file-to-target, but use the zipalign tool to do so.
-define copy-file-to-target-with-zipalign
-@mkdir -p $(dir $@)
-$(hide) rm -f $@
-$(hide) $(ZIPALIGN) -f 4 $< $@
-endef
-
 # The same as copy-file-to-target, but strip out "# comment"-style
 # comments (for config files and such).
 define copy-file-to-target-strip-comments
@@ -2837,12 +2849,6 @@
 $(copy-file-to-target)
 endef
 
-# Copy a prebuilt file to a target location, using zipalign on it.
-define transform-prebuilt-to-target-with-zipalign
-@echo "$($(PRIVATE_PREFIX)DISPLAY) Prebuilt APK: $(PRIVATE_MODULE) ($@)"
-$(copy-file-to-target-with-zipalign)
-endef
-
 # Copy a prebuilt file to a target location, stripping "# comment" comments.
 define transform-prebuilt-to-target-strip-comments
 @echo "$($(PRIVATE_PREFIX)DISPLAY) Prebuilt: $(PRIVATE_MODULE) ($@)"
diff --git a/core/envsetup.mk b/core/envsetup.mk
index b0f35b1..64668c5 100644
--- a/core/envsetup.mk
+++ b/core/envsetup.mk
@@ -504,7 +504,7 @@
 TARGET_INSTALLER_SYSTEM_OUT := $(TARGET_INSTALLER_OUT)/root/system
 
 COMMON_MODULE_CLASSES := TARGET-NOTICE_FILES HOST-NOTICE_FILES HOST-JAVA_LIBRARIES
-PER_ARCH_MODULE_CLASSES := SHARED_LIBRARIES STATIC_LIBRARIES EXECUTABLES GYP RENDERSCRIPT_BITCODE NATIVE_TESTS
+PER_ARCH_MODULE_CLASSES := SHARED_LIBRARIES STATIC_LIBRARIES EXECUTABLES GYP RENDERSCRIPT_BITCODE NATIVE_TESTS HEADER_LIBRARIES
 
 ifeq (,$(strip $(DIST_DIR)))
   DIST_DIR := $(OUT_DIR)/dist
diff --git a/core/header_library.mk b/core/header_library.mk
new file mode 100644
index 0000000..5144679
--- /dev/null
+++ b/core/header_library.mk
@@ -0,0 +1,72 @@
+$(call record-module-type,HEADER_LIBRARY)
+ifdef LOCAL_IS_HOST_MODULE
+  my_prefix := HOST_
+  LOCAL_HOST_PREFIX :=
+else
+  my_prefix := TARGET_
+endif
+include $(BUILD_SYSTEM)/multilib.mk
+
+ifndef my_module_multilib
+  # libraries default to building for both architecturess
+  my_module_multilib := both
+endif
+
+LOCAL_2ND_ARCH_VAR_PREFIX :=
+include $(BUILD_SYSTEM)/module_arch_supported.mk
+
+ifeq ($(my_module_arch_supported),true)
+  include $(BUILD_SYSTEM)/header_library_internal.mk
+endif
+
+ifdef $(my_prefix)2ND_ARCH
+  LOCAL_2ND_ARCH_VAR_PREFIX := $($(my_prefix)2ND_ARCH_VAR_PREFIX)
+  include $(BUILD_SYSTEM)/module_arch_supported.mk
+
+  ifeq ($(my_module_arch_supported),true)
+    # Build for 2ND_ARCH
+    OVERRIDE_BUILT_MODULE_PATH :=
+    LOCAL_BUILT_MODULE :=
+    LOCAL_INSTALLED_MODULE :=
+    LOCAL_INTERMEDIATE_TARGETS :=
+    include $(BUILD_SYSTEM)/header_library_internal.mk
+  endif
+  LOCAL_2ND_ARCH_VAR_PREFIX :=
+endif # 2ND_ARCH
+
+ifdef LOCAL_IS_HOST_MODULE
+  ifdef HOST_CROSS_OS
+    my_prefix := HOST_CROSS_
+    LOCAL_HOST_PREFIX := $(my_prefix)
+
+    include $(BUILD_SYSTEM)/module_arch_supported.mk
+
+    ifeq ($(my_module_arch_supported),true)
+      # Build for 2ND_ARCH
+      OVERRIDE_BUILT_MODULE_PATH :=
+      LOCAL_BUILT_MODULE :=
+      LOCAL_INSTALLED_MODULE :=
+      LOCAL_INTERMEDIATE_TARGETS :=
+      include $(BUILD_SYSTEM)/header_library_internal.mk
+    endif
+
+    ifdef HOST_CROSS_2ND_ARCH
+      LOCAL_2ND_ARCH_VAR_PREFIX := $(HOST_CROSS_2ND_ARCH_VAR_PREFIX)
+      include $(BUILD_SYSTEM)/module_arch_supported.mk
+
+      ifeq ($(my_module_arch_supported),true)
+        # Build for HOST_CROSS_2ND_ARCH
+        OVERRIDE_BUILT_MODULE_PATH :=
+        LOCAL_BUILT_MODULE :=
+        LOCAL_INSTALLED_MODULE :=
+        LOCAL_INTERMEDIATE_TARGETS :=
+        include $(BUILD_SYSTEM)/header_library_internal.mk
+      endif
+      LOCAL_2ND_ARCH_VAR_PREFIX :=
+    endif
+
+    LOCAL_HOST_PREFIX :=
+  endif
+endif
+
+my_module_arch_supported :=
diff --git a/core/header_library_internal.mk b/core/header_library_internal.mk
new file mode 100644
index 0000000..35ee1bc
--- /dev/null
+++ b/core/header_library_internal.mk
@@ -0,0 +1,21 @@
+###########################################################
+## Standard rules for building a header library.
+##
+## Additional inputs from base_rules.make:
+## None.
+###########################################################
+
+LOCAL_MODULE_CLASS := HEADER_LIBRARIES
+LOCAL_UNINSTALLABLE_MODULE := true
+ifneq ($(strip $(LOCAL_MODULE_STEM)$(LOCAL_BUILT_MODULE_STEM)),)
+$(error $(LOCAL_PATH): Cannot set module stem for a library)
+endif
+
+include $(BUILD_SYSTEM)/binary.mk
+
+ifneq ($(strip $(all_objects)),)
+$(call pretty-error,Header libraries may not have any sources)
+endif
+
+$(LOCAL_BUILT_MODULE):
+	$(hide) touch $@
diff --git a/core/host_dalvik_java_library.mk b/core/host_dalvik_java_library.mk
index 503f67b..0e35844 100644
--- a/core/host_dalvik_java_library.mk
+++ b/core/host_dalvik_java_library.mk
@@ -90,8 +90,6 @@
         $(full_java_lib_deps) \
         $(jar_manifest_file) \
         $(proto_java_sources_file_stamp) \
-        $(NORMALIZE_PATH) \
-        $(JAVAC_FILTER) \
         $(LOCAL_ADDITIONAL_DEPENDENCIES)
 	$(transform-host-java-to-package)
 
diff --git a/core/host_java_library.mk b/core/host_java_library.mk
index ba2999f..cc26d7c 100644
--- a/core/host_java_library.mk
+++ b/core/host_java_library.mk
@@ -69,7 +69,6 @@
         $(jar_manifest_file) \
         $(proto_java_sources_file_stamp) \
         $(NORMALIZE_PATH) \
-        $(JAVAC_FILTER) \
         $(LOCAL_ADDITIONAL_DEPENDENCIES)
 	$(transform-host-java-to-package)
 
diff --git a/core/java.mk b/core/java.mk
index bfa1148..41b3abe 100644
--- a/core/java.mk
+++ b/core/java.mk
@@ -446,7 +446,6 @@
         $(RenderScript_file_stamp) \
         $(proto_java_sources_file_stamp) \
         $(NORMALIZE_PATH) \
-        $(JAVAC_FILTER) \
         $(LOCAL_ADDITIONAL_DEPENDENCIES)
 	$(transform-java-to-classes.jar)
 
diff --git a/core/notice_files.mk b/core/notice_files.mk
index 8a0ae6f..447e59b 100644
--- a/core/notice_files.mk
+++ b/core/notice_files.mk
@@ -36,7 +36,7 @@
   module_installed_filename := $(patsubst $(PRODUCT_OUT)/%,%,$(LOCAL_INSTALLED_MODULE))
 else
   # This module isn't installable
-  ifeq ($(LOCAL_MODULE_CLASS),STATIC_LIBRARIES)
+  ifneq ($(filter STATIC_LIBRARIES HEADER_LIBRARIES,$(LOCAL_MODULE_CLASS)),)
     # Stick the static libraries with the dynamic libraries.
     # We can't use xxx_OUT_STATIC_LIBRARIES because it points into
     # device-obj or host-obj.
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 2449ea9..86d77bb 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -38,6 +38,44 @@
   include $(INTERNAL_BUILD_ID_MAKEFILE)
 endif
 
+# Returns all words in $1 up to and including $2
+define find_and_earlier
+  $(strip $(if $(1),
+    $(firstword $(1))
+    $(if $(filter $(firstword $(1)),$(2)),,
+      $(call find_and_earlier,$(wordlist 2,$(words $(1)),$(1)),$(2)))))
+endef
+
+#$(warning $(call find_and_earlier,A B C,A))
+#$(warning $(call find_and_earlier,A B C,B))
+#$(warning $(call find_and_earlier,A B C,C))
+#$(warning $(call find_and_earlier,A B C,D))
+
+define version-list
+$(1) $(1)DR1 $(1)DR2 $(1)MR1 $(1)MR2
+endef
+
+ALL_VERSIONS := O P
+ALL_VERSIONS := $(foreach v,$(ALL_VERSIONS),$(call version-list,$(v)))
+
+ifeq (,$(TARGET_PLATFORM_VERSION))
+  # Default targeted platform version
+  # TODO: PLATFORM_VERSION, PLATFORM_SDK_VERSION, etc. should be conditional
+  # on this
+  TARGET_PLATFORM_VERSION := O
+endif
+
+ifeq (,$(filter $(ALL_VERSIONS), $(TARGET_PLATFORM_VERSION)))
+$(warning Invalid TARGET_PLATFORM_VERSION '$(TARGET_PLATFORM_VERSION)', must be one of)
+$(warning $(ALL_VERSIONS))
+$(error Stopping...)
+endif
+
+ENABLED_VERSIONS := $(call find_and_earlier,$(ALL_VERSIONS),$(TARGET_PLATFORM_VERSION))
+
+$(foreach v,$(ENABLED_VERSIONS), \
+  $(eval IS_AT_LEAST_$(v) := true))
+
 ifeq "" "$(PLATFORM_VERSION)"
   # This is the canonical definition of the platform version,
   # which is the version that we reveal to the end user.
diff --git a/target/product/full_base_telephony.mk b/target/product/full_base_telephony.mk
index 9a2c63a..3d195a1 100644
--- a/target/product/full_base_telephony.mk
+++ b/target/product/full_base_telephony.mk
@@ -25,7 +25,7 @@
 
 PRODUCT_COPY_FILES := \
     device/generic/goldfish/data/etc/apns-conf.xml:system/etc/apns-conf.xml \
-    frameworks/native/data/etc/handheld_core_hardware.xml:system/etc/permissions/handheld_core_hardware.xml
+    device/generic/goldfish/data/etc/handheld_core_hardware.xml:system/etc/permissions/handheld_core_hardware.xml \
 
 $(call inherit-product, $(SRC_TARGET_DIR)/product/aosp_base.mk)
 $(call inherit-product, $(SRC_TARGET_DIR)/product/telephony.mk)
diff --git a/tools/zipalign/ZipFile.cpp b/tools/zipalign/ZipFile.cpp
index 98d02e0..1b39902 100644
--- a/tools/zipalign/ZipFile.cpp
+++ b/tools/zipalign/ZipFile.cpp
@@ -359,8 +359,7 @@
  * safely written.  Not really a concern for us.
  */
 status_t ZipFile::addCommon(const char* fileName, const void* data, size_t size,
-    const char* storageName, int sourceType, int compressionMethod,
-    ZipEntry** ppEntry)
+    const char* storageName, int compressionMethod, ZipEntry** ppEntry)
 {
     ZipEntry* pEntry = NULL;
     status_t result = NO_ERROR;
@@ -414,81 +413,51 @@
     /*
      * Copy the data in, possibly compressing it as we go.
      */
-    if (sourceType == ZipEntry::kCompressStored) {
-        if (compressionMethod == ZipEntry::kCompressDeflated) {
-            bool failed = false;
-            result = compressFpToFp(mZipFp, inputFp, data, size, &crc);
-            if (result != NO_ERROR) {
-                ALOGD("compression failed, storing\n");
-                failed = true;
-            } else {
-                /*
-                 * Make sure it has compressed "enough".  This probably ought
-                 * to be set through an API call, but I don't expect our
-                 * criteria to change over time.
-                 */
-                long src = inputFp ? ftell(inputFp) : size;
-                long dst = ftell(mZipFp) - startPosn;
-                if (dst + (dst / 10) > src) {
-                    ALOGD("insufficient compression (src=%ld dst=%ld), storing\n",
-                        src, dst);
-                    failed = true;
-                }
-            }
-
-            if (failed) {
-                compressionMethod = ZipEntry::kCompressStored;
-                if (inputFp) rewind(inputFp);
-                fseek(mZipFp, startPosn, SEEK_SET);
-                /* fall through to kCompressStored case */
-            }
-        }
-        /* handle "no compression" request, or failed compression from above */
-        if (compressionMethod == ZipEntry::kCompressStored) {
-            if (inputFp) {
-                result = copyFpToFp(mZipFp, inputFp, &crc);
-            } else {
-                result = copyDataToFp(mZipFp, data, size, &crc);
-            }
-            if (result != NO_ERROR) {
-                // don't need to truncate; happens in CDE rewrite
-                ALOGD("failed copying data in\n");
-                goto bail;
-            }
-        }
-
-        // currently seeked to end of file
-        uncompressedLen = inputFp ? ftell(inputFp) : size;
-    } else if (sourceType == ZipEntry::kCompressDeflated) {
-        /* we should support uncompressed-from-compressed, but it's not
-         * important right now */
-        assert(compressionMethod == ZipEntry::kCompressDeflated);
-
-        bool scanResult;
-        int method;
-        long compressedLen;
-        unsigned long longcrc;
-
-        scanResult = ZipUtils::examineGzip(inputFp, &method, &uncompressedLen,
-                        &compressedLen, &longcrc);
-        if (!scanResult || method != ZipEntry::kCompressDeflated) {
-            ALOGD("this isn't a deflated gzip file?");
-            result = UNKNOWN_ERROR;
-            goto bail;
-        }
-        crc = longcrc;
-
-        result = copyPartialFpToFp(mZipFp, inputFp, compressedLen, NULL);
+    if (compressionMethod == ZipEntry::kCompressDeflated) {
+        bool failed = false;
+        result = compressFpToFp(mZipFp, inputFp, data, size, &crc);
         if (result != NO_ERROR) {
-            ALOGD("failed copying gzip data in\n");
+            ALOGD("compression failed, storing\n");
+            failed = true;
+        } else {
+            /*
+             * Make sure it has compressed "enough".  This probably ought
+             * to be set through an API call, but I don't expect our
+             * criteria to change over time.
+             */
+            long src = inputFp ? ftell(inputFp) : size;
+            long dst = ftell(mZipFp) - startPosn;
+            if (dst + (dst / 10) > src) {
+                ALOGD("insufficient compression (src=%ld dst=%ld), storing\n",
+                    src, dst);
+                failed = true;
+            }
+        }
+
+        if (failed) {
+            compressionMethod = ZipEntry::kCompressStored;
+            if (inputFp) rewind(inputFp);
+            fseek(mZipFp, startPosn, SEEK_SET);
+            /* fall through to kCompressStored case */
+        }
+    }
+    /* handle "no compression" request, or failed compression from above */
+    if (compressionMethod == ZipEntry::kCompressStored) {
+        if (inputFp) {
+            result = copyFpToFp(mZipFp, inputFp, &crc);
+        } else {
+            result = copyDataToFp(mZipFp, data, size, &crc);
+        }
+        if (result != NO_ERROR) {
+            // don't need to truncate; happens in CDE rewrite
+            ALOGD("failed copying data in\n");
             goto bail;
         }
-    } else {
-        assert(false);
-        result = UNKNOWN_ERROR;
-        goto bail;
     }
 
+    // currently seeked to end of file
+    uncompressedLen = inputFp ? ftell(inputFp) : size;
+
     /*
      * We could write the "Data Descriptor", but there doesn't seem to
      * be any point since we're going to go back and write the LFH.
diff --git a/tools/zipalign/ZipFile.h b/tools/zipalign/ZipFile.h
index b0bafe9..d5ace7c 100644
--- a/tools/zipalign/ZipFile.h
+++ b/tools/zipalign/ZipFile.h
@@ -86,24 +86,10 @@
         int compressionMethod, ZipEntry** ppEntry)
     {
         return addCommon(fileName, NULL, 0, storageName,
-                         ZipEntry::kCompressStored,
                          compressionMethod, ppEntry);
     }
 
     /*
-     * Add a file that is already compressed with gzip.
-     *
-     * If "ppEntry" is non-NULL, a pointer to the new entry will be returned.
-     */
-    status_t addGzip(const char* fileName, const char* storageName,
-        ZipEntry** ppEntry)
-    {
-        return addCommon(fileName, NULL, 0, storageName,
-                         ZipEntry::kCompressDeflated,
-                         ZipEntry::kCompressDeflated, ppEntry);
-    }
-
-    /*
      * Add a file from an in-memory data buffer.
      *
      * If "ppEntry" is non-NULL, a pointer to the new entry will be returned.
@@ -112,7 +98,6 @@
         int compressionMethod, ZipEntry** ppEntry)
     {
         return addCommon(NULL, data, size, storageName,
-                         ZipEntry::kCompressStored,
                          compressionMethod, ppEntry);
     }
 
@@ -231,8 +216,7 @@
 
     /* common handler for all "add" functions */
     status_t addCommon(const char* fileName, const void* data, size_t size,
-        const char* storageName, int sourceType, int compressionMethod,
-        ZipEntry** ppEntry);
+        const char* storageName, int compressionMethod, ZipEntry** ppEntry);
 
     /* copy all of "srcFp" into "dstFp" */
     status_t copyFpToFp(FILE* dstFp, FILE* srcFp, uint32_t* pCRC32);