diff --git a/CleanSpec.mk b/CleanSpec.mk
index 6d81733..2bcc1b6 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -122,10 +122,18 @@
 # Changing where ro.carrier value is instantiated for system/build.prop
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/build.prop)
 
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/APPS/*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/app/*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/data/app/*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/build.prop)
+
 # Now we switched to build against Mac OS X SDK 10.6
 $(call add-clean-step, rm -rf $(OUT_DIR)/host/darwin-x86/obj)
 
 $(call add-clean-step, rm -f $(OUT_DIR)/versions_checked.mk)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/app/*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/obj/APPS/*)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/build.prop)
 
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
diff --git a/core/Makefile b/core/Makefile
index d9f9a25..c9c846d 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -399,7 +399,7 @@
 
 $(INSTALLED_BOOTIMAGE_TARGET): $(MKBOOTIMG) $(INTERNAL_BOOTIMAGE_FILES)
 	$(call pretty,"Target boot image: $@")
-	$(hide) $(MKBOOTIMG) $(INTERNAL_BOOTIMAGE_ARGS) --output $@
+	$(hide) $(MKBOOTIMG) $(INTERNAL_BOOTIMAGE_ARGS) $(BOARD_MKBOOTIMG_ARGS) --output $@
 	$(hide) $(call assert-max-image-size,$@,$(BOARD_BOOTIMAGE_PARTITION_SIZE),raw)
 endif # TARGET_BOOTIMAGE_USE_EXT2
 
@@ -586,6 +586,8 @@
 recovery_resource_deps := $(shell find $(recovery_resources_common) \
   $(recovery_resources_private) -type f)
 recovery_fstab := $(strip $(wildcard $(TARGET_DEVICE_DIR)/recovery.fstab))
+# Named '.dat' so we don't attempt to use imgdiff for patching it.
+RECOVERY_RESOURCE_ZIP := $(TARGET_OUT)/etc/recovery-resource.dat
 
 ifeq ($(recovery_resources_private),)
   $(info No private recovery resources for TARGET_DEVICE $(TARGET_DEVICE))
@@ -640,36 +642,39 @@
 		$(recovery_fstab) \
 		$(RECOVERY_INSTALL_OTA_KEYS)
 	@echo ----- Making recovery image ------
-	rm -rf $(TARGET_RECOVERY_OUT)
-	mkdir -p $(TARGET_RECOVERY_OUT)
-	mkdir -p $(TARGET_RECOVERY_ROOT_OUT)
-	mkdir -p $(TARGET_RECOVERY_ROOT_OUT)/etc
-	mkdir -p $(TARGET_RECOVERY_ROOT_OUT)/tmp
-	echo Copying baseline ramdisk...
-	cp -R $(TARGET_ROOT_OUT) $(TARGET_RECOVERY_OUT)
-	rm $(TARGET_RECOVERY_ROOT_OUT)/init*.rc
-	echo Modifying ramdisk contents...
-	cp -f $(recovery_initrc) $(TARGET_RECOVERY_ROOT_OUT)/
-	cp -f $(recovery_binary) $(TARGET_RECOVERY_ROOT_OUT)/sbin/
-	cp -rf $(recovery_resources_common) $(TARGET_RECOVERY_ROOT_OUT)/
-	$(foreach item,$(recovery_resources_private), \
+	$(hide) rm -rf $(TARGET_RECOVERY_OUT)
+	$(hide) mkdir -p $(TARGET_RECOVERY_OUT)
+	$(hide) mkdir -p $(TARGET_RECOVERY_ROOT_OUT)/etc $(TARGET_RECOVERY_ROOT_OUT)/tmp
+	@echo Copying baseline ramdisk...
+	$(hide) cp -R $(TARGET_ROOT_OUT) $(TARGET_RECOVERY_OUT)
+	@echo Modifying ramdisk contents...
+	$(hide) rm -f $(TARGET_RECOVERY_ROOT_OUT)/init*.rc
+	$(hide) cp -f $(recovery_initrc) $(TARGET_RECOVERY_ROOT_OUT)/
+	$(hide) -cp $(TARGET_ROOT_OUT)/init.recovery.*.rc $(TARGET_RECOVERY_ROOT_OUT)/
+	$(hide) cp -f $(recovery_binary) $(TARGET_RECOVERY_ROOT_OUT)/sbin/
+	$(hide) cp -rf $(recovery_resources_common) $(TARGET_RECOVERY_ROOT_OUT)/
+	$(hide) $(foreach item,$(recovery_resources_private), \
 	  cp -rf $(item) $(TARGET_RECOVERY_ROOT_OUT)/)
-	$(foreach item,$(recovery_fstab), \
+	$(hide) $(foreach item,$(recovery_fstab), \
 	  cp -f $(item) $(TARGET_RECOVERY_ROOT_OUT)/etc/recovery.fstab)
-	cp $(RECOVERY_INSTALL_OTA_KEYS) $(TARGET_RECOVERY_ROOT_OUT)/res/keys
-	cat $(INSTALLED_DEFAULT_PROP_TARGET) $(recovery_build_prop) \
+	$(hide) cp $(RECOVERY_INSTALL_OTA_KEYS) $(TARGET_RECOVERY_ROOT_OUT)/res/keys
+	$(hide) cat $(INSTALLED_DEFAULT_PROP_TARGET) $(recovery_build_prop) \
 	        > $(TARGET_RECOVERY_ROOT_OUT)/default.prop
-	$(MKBOOTFS) $(TARGET_RECOVERY_ROOT_OUT) | $(MINIGZIP) > $(recovery_ramdisk)
-	$(MKBOOTIMG) $(INTERNAL_RECOVERYIMAGE_ARGS) --output $@
-	@echo ----- Made recovery image -------- $@
+	$(hide) $(MKBOOTFS) $(TARGET_RECOVERY_ROOT_OUT) | $(MINIGZIP) > $(recovery_ramdisk)
+	$(hide) $(MKBOOTIMG) $(INTERNAL_RECOVERYIMAGE_ARGS) $(BOARD_MKBOOTIMG_ARGS) --output $@
 	$(hide) $(call assert-max-image-size,$@,$(BOARD_RECOVERYIMAGE_PARTITION_SIZE),raw)
+	@echo ----- Made recovery image: $@ --------
+
+$(RECOVERY_RESOURCE_ZIP): $(INSTALLED_RECOVERYIMAGE_TARGET)
+	$(hide) find $(TARGET_RECOVERY_ROOT_OUT)/res -type f | sort | zip -0qrj $@ -@
 
 else
 INSTALLED_RECOVERYIMAGE_TARGET :=
+RECOVERY_RESOURCE_ZIP :=
 endif
 
 .PHONY: recoveryimage
-recoveryimage: $(INSTALLED_RECOVERYIMAGE_TARGET)
+recoveryimage: $(INSTALLED_RECOVERYIMAGE_TARGET) $(RECOVERY_RESOURCE_ZIP)
 
 ifneq ($(BOARD_NAND_PAGE_SIZE),)
 mkyaffs2_extra_flags := -c $(BOARD_NAND_PAGE_SIZE)
@@ -687,13 +692,18 @@
 # -----------------------------------------------------------------
 # system image
 #
+# Remove overridden packages from $(ALL_PDK_FUSION_FILES)
+PDK_FUSION_SYSIMG_FILES := \
+    $(filter-out $(foreach p,$(overridden_packages),$(p) %/$(p).apk), \
+        $(ALL_PDK_FUSION_FILES))
 
 INTERNAL_SYSTEMIMAGE_FILES := $(filter $(TARGET_OUT)/%, \
     $(ALL_PREBUILT) \
     $(ALL_COPIED_HEADERS) \
     $(ALL_GENERATED_SOURCES) \
-    $(ALL_DEFAULT_INSTALLED_MODULES)\
-    $(ALL_PDK_FUSION_FILES))
+    $(ALL_DEFAULT_INSTALLED_MODULES) \
+    $(PDK_FUSION_SYSIMG_FILES) \
+    $(RECOVERY_RESOURCE_ZIP))
 
 ifdef is_tests_build
 # We don't want to install tests modules to the system partition
@@ -825,7 +835,8 @@
 	$(hide) rm -f $@
 	$(hide) cd $(dir $@) && zip -qry $(notdir $@) \
 		$(TARGET_COPY_OUT_SYSTEM) \
-		$(patsubst $(PRODUCT_OUT)/%, %, $(TARGET_OUT_NOTICE_FILES))
+		$(patsubst $(PRODUCT_OUT)/%, %, $(TARGET_OUT_NOTICE_FILES)) \
+		$(addprefix symbols/,$(PDK_SYMBOL_FILES_LIST))
 ifeq (true,$(PLATFORM_ZIP_ADD_JAVA))
 	$(hide) cd $(OUT_DIR) && zip -qry $(patsubst $(OUT_DIR)/%,%,$@) $(PDK_PLATFORM_JAVA_ZIP_CONTENTS)
 endif
@@ -1121,6 +1132,7 @@
 ifdef PRODUCT_EXTRA_RECOVERY_KEYS
 	$(hide) echo "extra_recovery_keys=$(PRODUCT_EXTRA_RECOVERY_KEYS)" >> $(zip_root)/META/misc_info.txt
 endif
+	$(hide) echo "mkbootimg_args=$(BOARD_MKBOOTIMG_ARGS)" >> $(zip_root)/META/misc_info.txt
 	$(call generate-userimage-prop-dictionary, $(zip_root)/META/misc_info.txt)
 	@# Zip everything up, preserving symlinks
 	$(hide) (cd $(zip_root) && zip -qry ../$(notdir $@) .)
@@ -1211,10 +1223,11 @@
 $(BUILT_TESTS_ZIP_PACKAGE): intermediates := $(intermediates)
 $(BUILT_TESTS_ZIP_PACKAGE): zip_root := $(intermediates)/$(name)
 
-# Depending on the images guarantees that the underlying
-# directories are up-to-date.
+# Depending on the image dependency files, instead of the image files itself,
+# guarantees that the underlying directories are up-to-date,
+# but don't really build the image.
 $(BUILT_TESTS_ZIP_PACKAGE): \
-    $(INSTALLED_USERDATAIMAGE_TARGET) \
+    $(INTERNAL_USERDATAIMAGE_FILES) \
     | $(ACP)
 	@echo "Package test files: $@"
 	$(hide) rm -rf $@ $(zip_root)
@@ -1281,12 +1294,16 @@
 # A zip of emma code coverage meta files. Generated for fully emma
 # instrumented build.
 #
+ifeq (true,$(EMMA_INSTRUMENT))
 EMMA_META_ZIP := $(PRODUCT_OUT)/emma_meta.zip
-$(EMMA_META_ZIP): $(INSTALLED_SYSTEMIMAGE)
+# the dependency will be set up later in build/core/main.mk.
+$(EMMA_META_ZIP) :
 	@echo "Collecting Emma coverage meta files."
 	$(hide) find $(TARGET_COMMON_OUT_ROOT) -name "coverage.em" | \
 		zip -@ -q $@
 
+endif # EMMA_INSTRUMENT=true
+
 # -----------------------------------------------------------------
 # dalvik something
 .PHONY: dalvikfiles
diff --git a/core/armelf.xsc b/core/armelf.xsc
deleted file mode 100644
index 9fac3d2..0000000
--- a/core/armelf.xsc
+++ /dev/null
@@ -1,207 +0,0 @@
-/* Script for --shared -z combreloc: shared library, combine & sort relocs */
-OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm",
-	      "elf32-littlearm")
-OUTPUT_ARCH(arm)
-ENTRY(_start)
-SECTIONS
-{
-  /* Read-only sections, merged into text segment: */
-  . = 0 + SIZEOF_HEADERS;
-  .hash           : { *(.hash) }
-  .dynsym         : { *(.dynsym) }
-  .dynstr         : { *(.dynstr) }
-  .gnu.version    : { *(.gnu.version) }
-  .gnu.version_d  : { *(.gnu.version_d) }
-  .gnu.version_r  : { *(.gnu.version_r) }
-  .rel.dyn        :
-    {
-      *(.rel.init)
-      *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
-      *(.rel.fini)
-      *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
-      *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*)
-      *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
-      *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
-      *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
-      *(.rel.ctors)
-      *(.rel.dtors)
-      *(.rel.got)
-      *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
-    }
-  .rela.dyn       :
-    {
-      *(.rela.init)
-      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
-      *(.rela.fini)
-      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
-      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
-      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
-      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
-      *(.rela.ctors)
-      *(.rela.dtors)
-      *(.rela.got)
-      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
-    }
-  .rel.plt        : { *(.rel.plt) }
-  .rela.plt       : { *(.rela.plt) }
-  .init           :
-  {
-    KEEP (*(.init))
-  } =0
-  .plt            : { *(.plt) }
-  .text           :
-  {
-    *(.text .stub .text.* .gnu.linkonce.t.*)
-    KEEP (*(.text.*personality*))
-    /* .gnu.warning sections are handled specially by elf32.em.  */
-    *(.gnu.warning)
-    *(.glue_7t) *(.glue_7)
-  } =0
-  .fini           :
-  {
-    KEEP (*(.fini))
-  } =0
-  PROVIDE (__etext = .);
-  PROVIDE (_etext = .);
-  PROVIDE (etext = .);
-  .rodata         : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
-  .rodata1        : { *(.rodata1) }
-  /* We have to wrap extab and exidx sections with KEEP because we use
-     --gc-sections. */
-  .ARM.extab   : { KEEP (*(.ARM.extab* .gnu.linkonce.armextab.*)) }
-   __exidx_start = .;
-  .ARM.exidx   : { KEEP (*(.ARM.exidx* .gnu.linkonce.armexidx.*)) }
-   __exidx_end = .;
-  .eh_frame_hdr : { *(.eh_frame_hdr) }
-  .eh_frame       : ONLY_IF_RO { KEEP (*(.eh_frame)) }
-  .gcc_except_table   : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
-  /* Adjust the address for the data segment.  We want to align at exactly
-     a page boundary to make life easier for apriori. */
-  . = ALIGN(4096);
-  /* Exception handling  */
-  .eh_frame       : ONLY_IF_RW { KEEP (*(.eh_frame)) }
-  .gcc_except_table   : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
-  /* Thread Local Storage sections  */
-  .tdata	  : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
-  .tbss		  : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
-  .preinit_array     :
-  {
-    KEEP (*(.preinit_array))
-  }
-  .init_array     :
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-     KEEP (*(SORT(.init_array.*)))
-     KEEP (*(.init_array))
-  }
-  .fini_array     :
-  {
-    KEEP (*(.fini_array))
-    KEEP (*(SORT(.fini_array.*)))
-  }
-  .ctors          :
-  {
-    /* gcc uses crtbegin.o to find the start of
-       the constructors, so we make sure it is
-       first.  Because this is a wildcard, it
-       doesn't matter if the user does not
-       actually link against crtbegin.o; the
-       linker won't look for a file to match a
-       wildcard.  The wildcard also means that it
-       doesn't matter which directory crtbegin.o
-       is in.  */
-    KEEP (*crtbegin*.o(.ctors))
-    /* We don't want to include the .ctor section from
-       the crtend.o file until after the sorted ctors.
-       The .ctor section from the crtend file contains the
-       end of ctors marker and it must be last */
-    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
-    KEEP (*(SORT(.ctors.*)))
-    KEEP (*(.ctors))
-  }
-  .dtors          :
-  {
-    KEEP (*crtbegin*.o(.dtors))
-    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
-    KEEP (*(SORT(.dtors.*)))
-    KEEP (*(.dtors))
-  }
-  .jcr            : { KEEP (*(.jcr)) }
-  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
-  .dynamic        : { *(.dynamic) }
-  .got            : { *(.got.plt) *(.got) }
-  .data           :
-  {
-    __data_start = . ;
-    *(.data .data.* .gnu.linkonce.d.*)
-    KEEP (*(.gnu.linkonce.d.*personality*))
-    SORT(CONSTRUCTORS)
-  }
-  .data1          : { *(.data1) }
-  _edata = .; PROVIDE (edata = .);
-  __bss_start = .;
-  __bss_start__ = .;
-  .bss            :
-  {
-   *(.dynbss)
-   *(.bss .bss.* .gnu.linkonce.b.*)
-   *(COMMON)
-   /* Align here to ensure that the .bss section occupies space up to
-      _end.  Align after .bss to ensure correct alignment even if the
-      .bss section disappears because there are no input sections.
-      FIXME: Why do we need it? When there is no .bss section, we don't
-      pad the .data section.  */
-   . = ALIGN(. != 0 ? 32 / 8 : 1);
-  }
-  _bss_end__ = . ; __bss_end__ = . ;
-  . = ALIGN(32 / 8);
-  . = ALIGN(32 / 8);
-  __end__ = . ;
-  _end = .; PROVIDE (end = .);
-  /* Stabs debugging sections.  */
-  .stab          0 : { *(.stab) }
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-  .stab.index    0 : { *(.stab.index) }
-  .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment       0 : { *(.comment) }
-  /* DWARF debug sections.
-     Symbols in the DWARF debugging sections are relative to the beginning
-     of the section so we begin them at 0.  */
-  /* DWARF 1 */
-  .debug          0 : { *(.debug) }
-  .line           0 : { *(.line) }
-  /* GNU DWARF 1 extensions */
-  .debug_srcinfo  0 : { *(.debug_srcinfo) }
-  .debug_sfnames  0 : { *(.debug_sfnames) }
-  /* DWARF 1.1 and DWARF 2 */
-  .debug_aranges  0 : { *(.debug_aranges) }
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-  /* DWARF 2 */
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-  .debug_macinfo  0 : { *(.debug_macinfo) }
-  /* SGI/MIPS DWARF 2 extensions */
-  .debug_weaknames 0 : { *(.debug_weaknames) }
-  .debug_funcnames 0 : { *(.debug_funcnames) }
-  .debug_typenames 0 : { *(.debug_typenames) }
-  .debug_varnames  0 : { *(.debug_varnames) }
-  /* Adding the word ABSOLUTE below, so that the _stack below won't float
-     into a random section. If _stack is not absolutely with .stack section,
-     we saw that sometimes _stack got inserted into the .debug_frame section
-     because it's processed by the linker at that moment. As a result, _stack
-     symbol will get wrongly moved and gelf_update_symshndx() will return
-     invalid data. */
-    .stack         0x80000 :
-  {
-    _stack = ABSOLUTE(.);
-    *(.stack)
-  }
-  .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
-  .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) }
-  /DISCARD/ : { *(.note.GNU-stack) }
-}
diff --git a/core/base_rules.mk b/core/base_rules.mk
index deb73ea..808b952 100644
--- a/core/base_rules.mk
+++ b/core/base_rules.mk
@@ -82,8 +82,6 @@
 $(warning unusual tags $(LOCAL_MODULE_TAGS) on $(LOCAL_MODULE) at $(LOCAL_PATH))
 endif
 
-
-
 # Add implicit tags.
 #
 # If the local directory or one of its parents contains a MODULE_LICENSE_GPL
diff --git a/core/binary.mk b/core/binary.mk
index 04e0128..e10ec9c 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -5,30 +5,20 @@
 ## The list of object files is exported in $(all_objects).
 ###########################################################
 
-######################################
-## Sanity check for LOCAL_NDK_VERSION
-######################################
 my_ndk_version_root :=
-ifdef LOCAL_NDK_VERSION
+ifdef LOCAL_SDK_VERSION
+  ifdef LOCAL_NDK_VERSION
+    $(error $(LOCAL_PATH): LOCAL_NDK_VERSION is now retired.)
+  endif
   ifdef LOCAL_IS_HOST_MODULE
-    $(error $(LOCAL_PATH): LOCAL_NDK_VERSION can not be used in host module)
+    $(error $(LOCAL_PATH): LOCAL_SDK_VERSION can not be used in host module)
   endif
   ifneq ($(filter-out SHARED_LIBRARIES STATIC_LIBRARIES,$(LOCAL_MODULE_CLASS)),)
-    $(error $(LOCAL_PATH): LOCAL_NDK_VERSION can only be used to build target shared/static libraries, \
+    $(error $(LOCAL_PATH): NDK can only be used to build target shared/static libraries, \
           while your module is of class $(LOCAL_MODULE_CLASS))
   endif
-  ifeq ($(filter $(LOCAL_NDK_VERSION),$(TARGET_AVAILABLE_NDK_VERSIONS)),)
-    $(error $(LOCAL_PATH): Invalid LOCAL_NDK_VERSION '$(LOCAL_NDK_VERSION)' \
-           Choices are $(TARGET_AVAILABLE_NDK_VERSIONS))
-  endif
-  ifndef LOCAL_SDK_VERSION
-    $(error $(LOCAL_PATH): LOCAL_NDK_VERSION must be defined with LOCAL_SDK_VERSION)
-  endif
-  my_ndk_source_root := $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r$(LOCAL_NDK_VERSION)/sources
-  my_ndk_version_root := $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r$(LOCAL_NDK_VERSION)/platforms/android-$(LOCAL_SDK_VERSION)/arch-$(TARGET_ARCH)
-  ifeq ($(wildcard $(my_ndk_version_root)),)
-    $(error $(LOCAL_PATH): ndk version root does not exist: $(my_ndk_version_root))
-  endif
+  my_ndk_source_root := $(HISTORICAL_NDK_VERSIONS_ROOT)/current/sources
+  my_ndk_version_root := $(HISTORICAL_NDK_VERSIONS_ROOT)/current/platforms/android-$(LOCAL_SDK_VERSION)/arch-$(TARGET_ARCH)
 
   # Set up the NDK stl variant. Starting from NDK-r5 the c++ stl resides in a separate location.
   # See ndk/docs/CPLUSPLUS-SUPPORT.html
@@ -40,7 +30,7 @@
     LOCAL_NDK_STL_VARIANT := system
   endif
   ifneq (1,$(words $(filter system stlport_static stlport_shared gnustl_static, $(LOCAL_NDK_STL_VARIANT))))
-    $(error $(LOCAL_PATH): Unkown LOCAL_NDK_STL_VARIANT $(LOCAL_NDK_STL_VARIANT))
+    $(error $(LOCAL_PATH): Unknown LOCAL_NDK_STL_VARIANT $(LOCAL_NDK_STL_VARIANT))
   endif
   ifeq (system,$(LOCAL_NDK_STL_VARIANT))
     my_ndk_stl_include_path := $(my_ndk_source_root)/cxx-stl/system/include
@@ -58,7 +48,7 @@
     # LOCAL_NDK_STL_VARIANT is gnustl_static
     my_ndk_stl_include_path := $(my_ndk_source_root)/cxx-stl/gnu-libstdc++/libs/$(TARGET_CPU_ABI)/include \
                                $(my_ndk_source_root)/cxx-stl/gnu-libstdc++/include
-    my_ndk_stl_static_lib := $(my_ndk_source_root)/cxx-stl/gnu-libstdc++/libs/$(TARGET_CPU_ABI)/libstdc++.a
+    my_ndk_stl_static_lib := $(my_ndk_source_root)/cxx-stl/gnu-libstdc++/libs/$(TARGET_CPU_ABI)/libgnustl_static.a
   endif
   endif
 endif
@@ -106,7 +96,7 @@
   LOCAL_WHOLE_STATIC_LIBRARIES := $(call insert-liblog,$(LOCAL_WHOLE_STATIC_LIBRARIES))
 endif
 
-ifdef LOCAL_NDK_VERSION
+ifdef LOCAL_SDK_VERSION
   # Get the list of INSTALLED libraries as module names.
   # We can not compute the full path of the LOCAL_SHARED_LIBRARIES for
   # they may cusomize their install path with LOCAL_MODULE_PATH
@@ -132,6 +122,11 @@
   LOCAL_STATIC_LIBRARIES += $(ADDRESS_SANITIZER_CONFIG_EXTRA_STATIC_LIBRARIES)
 endif
 
+# Add in libcompiler-rt for all regular device builds
+ifeq (,$(LOCAL_SDK_VERSION)$(LOCAL_IS_HOST_MODULE)$(BUILD_TINY_ANDROID))
+  LOCAL_STATIC_LIBRARIES += $(COMPILER_RT_CONFIG_EXTRA_STATIC_LIBRARIES)
+endif
+
 my_compiler_dependencies :=
 ifeq ($(strip $(LOCAL_CLANG)),true)
   LOCAL_CFLAGS += $(CLANG_CONFIG_EXTRA_CFLAGS)
@@ -166,31 +161,29 @@
 ###########################################################
 ## Define PRIVATE_ variables from global vars
 ###########################################################
-ifeq ($(strip $(LOCAL_CLANG)),true)
-my_target_global_cflags := $(TARGET_GLOBAL_CLANG_FLAGS)
-else
-my_target_global_cflags := $(TARGET_GLOBAL_CFLAGS)
-endif
-
-ifdef LOCAL_NDK_VERSION
+ifdef LOCAL_SDK_VERSION
 my_target_project_includes :=
 my_target_c_includes := $(my_ndk_stl_include_path) $(my_ndk_version_root)/usr/include
-# TODO: more reliable way to remove platform stuff.
-my_target_global_cflags := $(filter-out -include -I system/%, $(my_target_global_cflags))
-my_target_global_cppflags := $(filter-out -include -I system/%, $(TARGET_GLOBAL_CPPFLAGS))
+
+# filter out including of AndroidConfig.h in system/core.
+TARGET_GLOBAL_CFLAGS_NO_ANDCONF ?= $(subst $(TARGET_ANDROID_CONFIG_CFLAGS),,\
+    $(TARGET_GLOBAL_CFLAGS))
+my_target_global_cflags := $(TARGET_GLOBAL_CFLAGS_NO_ANDCONF)
 else
 my_target_project_includes := $(TARGET_PROJECT_INCLUDES)
 my_target_c_includes := $(TARGET_C_INCLUDES)
-my_target_global_cflags := $(my_target_global_cflags)
-my_target_global_cppflags := $(TARGET_GLOBAL_CPPFLAGS)
 ifeq ($(strip $(LOCAL_CLANG)),true)
-  my_target_c_includes += $(CLANG_CONFIG_EXTRA_TARGET_C_INCLUDES)
-endif
-endif
+my_target_c_includes += $(CLANG_CONFIG_EXTRA_TARGET_C_INCLUDES)
+my_target_global_cflags := $(TARGET_GLOBAL_CLANG_FLAGS)
+else
+my_target_global_cflags := $(TARGET_GLOBAL_CFLAGS)
+endif # LOCAL_CLANG
+endif # LOCAL_SDK_VERSION
+
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_TARGET_PROJECT_INCLUDES := $(my_target_project_includes)
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_TARGET_C_INCLUDES := $(my_target_c_includes)
 $(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_TARGET_GLOBAL_CFLAGS := $(my_target_global_cflags)
-$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_TARGET_GLOBAL_CPPFLAGS := $(my_target_global_cppflags)
+$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_TARGET_GLOBAL_CPPFLAGS := $(TARGET_GLOBAL_CPPFLAGS)
 
 ###########################################################
 ## Define PRIVATE_ variables used by multiple module types
@@ -306,8 +299,8 @@
 proto_generated_headers := $(patsubst %.pb.cc,%.pb.h, $(proto_generated_cc_sources))
 $(proto_generated_headers): $(proto_generated_cc_sources_dir)/%.pb.h: $(proto_generated_cc_sources_dir)/%.pb.cc
 
-$(proto_generated_cc_sources): PRIVATE_ARM_MODE := $(normal_objects_mode)
-$(proto_generated_cc_sources): PRIVATE_ARM_CFLAGS := $(normal_objects_cflags)
+$(proto_generated_objects): PRIVATE_ARM_MODE := $(normal_objects_mode)
+$(proto_generated_objects): PRIVATE_ARM_CFLAGS := $(normal_objects_cflags)
 $(proto_generated_objects): $(proto_generated_cc_sources_dir)/%.o: $(proto_generated_cc_sources_dir)/%.cc $(proto_generated_headers)
 	$(transform-$(PRIVATE_HOST)cpp-to-o)
 -include $(proto_generated_objects:%.o=%.P)
@@ -566,7 +559,7 @@
 
 LOCAL_C_INCLUDES += $(TOPDIR)$(LOCAL_PATH) $(intermediates)
 
-ifndef LOCAL_NDK_VERSION
+ifndef LOCAL_SDK_VERSION
   LOCAL_C_INCLUDES += $(JNI_H_INCLUDE)
 endif
 
@@ -611,7 +604,7 @@
 so_suffix := $($(my_prefix)SHLIB_SUFFIX)
 a_suffix := $($(my_prefix)STATIC_LIB_SUFFIX)
 
-ifdef LOCAL_NDK_VERSION
+ifdef LOCAL_SDK_VERSION
 built_shared_libraries := \
     $(addprefix $($(my_prefix)OUT_INTERMEDIATE_LIBRARIES)/, \
       $(addsuffix $(so_suffix), \
@@ -637,7 +630,7 @@
       $(call intermediates-dir-for, \
         STATIC_LIBRARIES,$(lib),$(LOCAL_IS_HOST_MODULE))/$(lib)$(a_suffix))
 
-ifdef LOCAL_NDK_VERSION
+ifdef LOCAL_SDK_VERSION
 built_static_libraries += $(my_ndk_stl_static_lib)
 endif
 
diff --git a/core/build_id.mk b/core/build_id.mk
index e954794..40bb35d 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -23,7 +23,7 @@
 # (like "TC1-RC5").  It must be a single word, and is
 # capitalized by convention.
 #
-BUILD_ID := OPENMASTER
+BUILD_ID := MASTER
 
 # DISPLAY_BUILD_NUMBER should only be set for development branches,
 # If set, the BUILD_NUMBER (cl) is appended to the BUILD_ID for
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index 3137152..a564b3c 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -97,7 +97,6 @@
 LOCAL_CERTIFICATE:=
 LOCAL_SDK_VERSION:=
 LOCAL_SDK_RES_VERSION:=
-LOCAL_NDK_VERSION:=
 LOCAL_NDK_STL_VARIANT:=
 LOCAL_NO_EMMA_INSTRUMENT:=
 LOCAL_NO_EMMA_COMPILE:=
@@ -125,6 +124,7 @@
 LOCAL_CLANG:=
 LOCAL_ADDRESS_SANITIZER:=
 LOCAL_JAR_EXCLUDE_FILES:=
+LOCAL_LINT_FLAGS:=
 LOCAL_SOURCE_FILES_ALL_GENERATED:= # '',true
 
 # Trim MAKEFILE_LIST so that $(call my-dir) doesn't need to
diff --git a/core/combo/HOST_darwin-x86.mk b/core/combo/HOST_darwin-x86.mk
index 23f3994..9e14b51 100644
--- a/core/combo/HOST_darwin-x86.mk
+++ b/core/combo/HOST_darwin-x86.mk
@@ -49,10 +49,10 @@
 mac_sdk_root := $(recent_xcode4_mac_sdk_root)
 endif
 
-HOST_GLOBAL_CFLAGS += -isysroot $(mac_sdk_root) -mmacosx-version-min=$(mac_sdk_version)
-HOST_GLOBAL_LDFLAGS += -isysroot $(mac_sdk_root) -mmacosx-version-min=$(mac_sdk_version)
+HOST_GLOBAL_CFLAGS += -isysroot $(mac_sdk_root) -mmacosx-version-min=$(mac_sdk_version) -DMACOSX_DEPLOYMENT_TARGET=$(mac_sdk_version)
+HOST_GLOBAL_LDFLAGS += -isysroot $(mac_sdk_root) -Wl,-syslibroot,$(mac_sdk_root) -mmacosx-version-min=$(mac_sdk_version)
 
-HOST_GLOBAL_CFLAGS += -fPIC
+HOST_GLOBAL_CFLAGS += -fPIC -funwind-tables
 HOST_NO_UNDEFINED_LDFLAGS := -Wl,-undefined,error
 
 HOST_CC := gcc
@@ -64,8 +64,10 @@
 HOST_SHLIB_SUFFIX := .dylib
 HOST_JNILIB_SUFFIX := .jnilib
 
+ifeq (,$(TARGET_BUILD_APPS))
 HOST_GLOBAL_CFLAGS += \
-	-include $(call select-android-config-h,darwin-x86)
+    -include $(call select-android-config-h,darwin-x86)
+endif
 ifneq ($(filter 10.7 10.7.% 10.8 10.8.%, $(build_mac_version)),)
        HOST_RUN_RANLIB_AFTER_COPYING := false
 else
@@ -76,31 +78,13 @@
 
 HOST_CUSTOM_LD_COMMAND := true
 
-# Workaround for lack of "-Wl,--whole-archive" in MacOS's linker.
-define _darwin-extract-and-include-single-whole-static-lib
-@echo "preparing StaticLib: $(PRIVATE_MODULE) [including $(1)]"
-$(hide) ldir=$(PRIVATE_INTERMEDIATES_DIR)/WHOLE/$(basename $(notdir $(1)))_objs;\
-    mkdir -p $$ldir; \
-    for f in `$(HOST_AR) t $(1)`; do \
-        $(HOST_AR) p $(1) $$f > $$ldir/$$f; \
-    done ;
-
-endef
-
-define darwin-extract-and-include-whole-static-libs
-$(if $(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES), $(hide) rm -rf $(PRIVATE_INTERMEDIATES_DIR)/WHOLE)
-$(foreach lib,$(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES), \
-    $(call _darwin-extract-and-include-single-whole-static-lib, $(lib)))
-endef
-
 define transform-host-o-to-shared-lib-inner
-$(call darwin-extract-and-include-whole-static-libs)
 $(hide) $(PRIVATE_CXX) \
         -dynamiclib -single_module -read_only_relocs suppress \
         $(HOST_GLOBAL_LD_DIRS) \
         $(HOST_GLOBAL_LDFLAGS) \
         $(PRIVATE_ALL_OBJECTS) \
-        $(if $(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES), `find $(PRIVATE_INTERMEDIATES_DIR)/WHOLE -name '*.o' 2>/dev/null`) \
+        $(addprefix -force_load , $(PRIVATE_ALL_WHOLE_STATIC_LIBRARIES)) \
         $(call normalize-host-libraries,$(PRIVATE_ALL_SHARED_LIBRARIES)) \
         $(if $(PRIVATE_GROUP_STATIC_LIBRARIES),-Wl$(comma)--start-group) \
         $(call normalize-host-libraries,$(PRIVATE_ALL_STATIC_LIBRARIES)) \
diff --git a/core/combo/HOST_linux-x86.mk b/core/combo/HOST_linux-x86.mk
index b369199..cb5f004 100644
--- a/core/combo/HOST_linux-x86.mk
+++ b/core/combo/HOST_linux-x86.mk
@@ -58,8 +58,10 @@
 endif # BUILD_HOST_static
 
 HOST_GLOBAL_CFLAGS += -fPIC
+ifeq (,$(TARGET_BUILD_APPS))
 HOST_GLOBAL_CFLAGS += \
 	-include $(call select-android-config-h,linux-x86)
+endif
 
 # Disable new longjmp in glibc 2.11 and later. See bug 2967937.
 HOST_GLOBAL_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0
diff --git a/core/combo/TARGET_linux-arm.mk b/core/combo/TARGET_linux-arm.mk
index 14c3d28..d47f95f 100644
--- a/core/combo/TARGET_linux-arm.mk
+++ b/core/combo/TARGET_linux-arm.mk
@@ -60,7 +60,7 @@
         TARGET_STRIP_COMMAND = $(TARGET_STRIP) --strip-all $< -o $@
     else
         TARGET_STRIP_COMMAND = $(TARGET_STRIP) --strip-all $< -o $@ && \
-	    $(TARGET_OBJCOPY) --add-gnu-debuglink=$< $@
+            $(TARGET_OBJCOPY) --add-gnu-debuglink=$< $@
     endif
 endif
 
@@ -98,9 +98,6 @@
   TARGET_thumb_CFLAGS += -marm -fno-omit-frame-pointer
 endif
 
-android_config_h := $(call select-android-config-h,linux-arm)
-arch_include_dir := $(dir $(android_config_h))
-
 TARGET_GLOBAL_CFLAGS += \
 			-msoft-float -fpic -fPIE \
 			-ffunction-sections \
@@ -109,10 +106,13 @@
 			-fstack-protector \
 			-Wa,--noexecstack \
 			-Werror=format-security \
+			-D_FORTIFY_SOURCE=1 \
 			-fno-short-enums \
-			$(arch_variant_cflags) \
-			-include $(android_config_h) \
-			-I $(arch_include_dir)
+			$(arch_variant_cflags)
+
+android_config_h := $(call select-android-config-h,linux-arm)
+TARGET_ANDROID_CONFIG_CFLAGS := -include $(android_config_h) -I $(dir $(android_config_h))
+TARGET_GLOBAL_CFLAGS += $(TARGET_ANDROID_CONFIG_CFLAGS)
 
 # This warning causes dalvik not to build with gcc 4.6.x and -Werror.
 # We cannot turn it off blindly since the option is not available
@@ -137,6 +137,7 @@
 			-Wl,-z,noexecstack \
 			-Wl,-z,relro \
 			-Wl,-z,now \
+			-Wl,--warn-shared-textrel \
 			-Wl,--icf=safe \
 			$(arch_variant_ldflags)
 
@@ -145,9 +146,9 @@
 # since sometimes thumb-interwork appears to be default), we
 # specifically disable when thumb support is unavailable.
 ifeq ($(ARCH_ARM_HAVE_THUMB_SUPPORT),true)
-TARGET_GLOBAL_CFLAGS +=	-mthumb-interwork
+TARGET_GLOBAL_CFLAGS += -mthumb-interwork
 else
-TARGET_GLOBAL_CFLAGS +=	-mno-thumb-interwork
+TARGET_GLOBAL_CFLAGS += -mno-thumb-interwork
 endif
 
 TARGET_GLOBAL_CPPFLAGS += -fvisibility-inlines-hidden
@@ -228,12 +229,12 @@
 	$(libm_root)/include/arm \
 	$(libthread_db_root)/include
 
-TARGET_CRTBEGIN_STATIC_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_static.o
-TARGET_CRTBEGIN_DYNAMIC_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_dynamic.o
-TARGET_CRTEND_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_android.o
+TARGET_CRTBEGIN_STATIC_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_static.o
+TARGET_CRTBEGIN_DYNAMIC_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_dynamic.o
+TARGET_CRTEND_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_android.o
 
-TARGET_CRTBEGIN_SO_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_so.o
-TARGET_CRTEND_SO_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_so.o
+TARGET_CRTBEGIN_SO_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_so.o
+TARGET_CRTEND_SO_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_so.o
 
 TARGET_STRIP_MODULE:=true
 
@@ -272,7 +273,7 @@
 define transform-o-to-executable-inner
 $(hide) $(PRIVATE_CXX) -nostdlib -Bdynamic -fPIE -pie \
 	-Wl,-dynamic-linker,/system/bin/linker \
-    -Wl,--gc-sections \
+	-Wl,--gc-sections \
 	-Wl,-z,nocopyreloc \
 	-o $@ \
 	$(TARGET_GLOBAL_LD_DIRS) \
@@ -295,7 +296,7 @@
 
 define transform-o-to-static-executable-inner
 $(hide) $(PRIVATE_CXX) -nostdlib -Bstatic \
-    -Wl,--gc-sections \
+	-Wl,--gc-sections \
 	-o $@ \
 	$(TARGET_GLOBAL_LD_DIRS) \
 	$(if $(filter true,$(PRIVATE_NO_CRT)),,$(TARGET_CRTBEGIN_STATIC_O)) \
diff --git a/core/combo/TARGET_linux-mips.mk b/core/combo/TARGET_linux-mips.mk
index a3a891e..0cf7964 100644
--- a/core/combo/TARGET_linux-mips.mk
+++ b/core/combo/TARGET_linux-mips.mk
@@ -60,7 +60,7 @@
         TARGET_STRIP_COMMAND = $(TARGET_STRIP) --strip-all $< -o $@
     else
         TARGET_STRIP_COMMAND = $(TARGET_STRIP) --strip-all $< -o $@ && \
-	    $(TARGET_OBJCOPY) --add-gnu-debuglink=$< $@
+            $(TARGET_OBJCOPY) --add-gnu-debuglink=$< $@
     endif
 endif
 
@@ -78,9 +78,6 @@
   TARGET_mips_CFLAGS += -fno-omit-frame-pointer
 endif
 
-android_config_h := $(call select-android-config-h,linux-mips)
-arch_include_dir := $(dir $(android_config_h))
-
 TARGET_GLOBAL_CFLAGS += \
 			$(TARGET_mips_CFLAGS) \
 			-Ulinux -U__unix -U__unix__ -Umips \
@@ -89,9 +86,11 @@
 			-fdata-sections \
 			-funwind-tables \
 			-Werror=format-security \
-			$(arch_variant_cflags) \
-			-include $(android_config_h) \
-			-I $(arch_include_dir)
+			$(arch_variant_cflags)
+
+android_config_h := $(call select-android-config-h,linux-mips)
+TARGET_ANDROID_CONFIG_CFLAGS := -include $(android_config_h) -I $(dir $(android_config_h))
+TARGET_GLOBAL_CFLAGS += $(TARGET_ANDROID_CONFIG_CFLAGS)
 
 # This warning causes dalvik not to build with gcc 4.6.x and -Werror.
 # We cannot turn it off blindly since the option is not available
@@ -202,12 +201,12 @@
 	$(libm_root)/include/mips \
 	$(libthread_db_root)/include
 
-TARGET_CRTBEGIN_STATIC_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_static.o
-TARGET_CRTBEGIN_DYNAMIC_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_dynamic.o
-TARGET_CRTEND_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_android.o
+TARGET_CRTBEGIN_STATIC_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_static.o
+TARGET_CRTBEGIN_DYNAMIC_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_dynamic.o
+TARGET_CRTEND_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_android.o
 
-TARGET_CRTBEGIN_SO_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_so.o
-TARGET_CRTEND_SO_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_so.o
+TARGET_CRTBEGIN_SO_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_so.o
+TARGET_CRTEND_SO_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_so.o
 
 TARGET_STRIP_MODULE:=true
 
diff --git a/core/combo/TARGET_linux-x86.mk b/core/combo/TARGET_linux-x86.mk
index 9c0f7b9..396bc3a 100644
--- a/core/combo/TARGET_linux-x86.mk
+++ b/core/combo/TARGET_linux-x86.mk
@@ -93,8 +93,11 @@
 			-fno-short-enums \
 			-fstrict-aliasing \
 			-funswitch-loops \
-			-funwind-tables \
-			-include $(call select-android-config-h,target_linux-x86)
+			-funwind-tables
+
+android_config_h := $(call select-android-config-h,target_linux-x86)
+TARGET_ANDROID_CONFIG_CFLAGS := -include $(android_config_h) -I $(dir $(android_config_h))
+TARGET_GLOBAL_CFLAGS += $(TARGET_ANDROID_CONFIG_CFLAGS)
 
 # XXX: Not sure this is still needed. Must check with our toolchains.
 TARGET_GLOBAL_CPPFLAGS += \
@@ -151,12 +154,12 @@
 	$(libm_root)/include/i387 \
 	$(libthread_db_root)/include
 
-TARGET_CRTBEGIN_STATIC_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_static.o
-TARGET_CRTBEGIN_DYNAMIC_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_dynamic.o
-TARGET_CRTEND_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_android.o
+TARGET_CRTBEGIN_STATIC_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_static.o
+TARGET_CRTBEGIN_DYNAMIC_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_dynamic.o
+TARGET_CRTEND_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_android.o
 
-TARGET_CRTBEGIN_SO_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtbegin_so.o
-TARGET_CRTEND_SO_O := $(TARGET_OUT_STATIC_LIBRARIES)/crtend_so.o
+TARGET_CRTBEGIN_SO_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtbegin_so.o
+TARGET_CRTEND_SO_O := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)/crtend_so.o
 
 TARGET_STRIP_MODULE:=true
 
@@ -185,7 +188,6 @@
 	$(if $(filter true,$(PRIVATE_NO_CRT)),,$(PRIVATE_TARGET_CRTEND_SO_O))
 endef
 
-
 # Add -fuse-ld=bfd because ld.gold doesn't support "--copy-dt-needed-entries".
 define transform-o-to-executable-inner
 $(hide) $(PRIVATE_CXX) \
diff --git a/core/config.mk b/core/config.mk
index 03e4245..aa4e7f1 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -298,6 +298,7 @@
 LLVM_RS_LINK := $(HOST_OUT_EXECUTABLES)/llvm-rs-link$(HOST_EXECUTABLE_SUFFIX)
 DEXOPT := $(HOST_OUT_EXECUTABLES)/dexopt$(HOST_EXECUTABLE_SUFFIX)
 DEXPREOPT := dalvik/tools/dex-preopt
+LINT := prebuilts/sdk/tools/lint
 
 # ACP is always for the build OS, not for the host OS
 ACP := $(BUILD_OUT_EXECUTABLES)/acp$(BUILD_EXECUTABLE_SUFFIX)
@@ -322,13 +323,6 @@
 COLUMN:= column
 endif
 
-dir := $(shell uname)
-ifeq ($(HOST_OS),windows)
-dir := $(HOST_OS)
-endif
-ifeq ($(HOST_OS),darwin)
-dir := $(HOST_OS)-$(HOST_ARCH)
-endif
 OLD_FLEX := prebuilts/misc/$(HOST_PREBUILT_TAG)/flex/flex-2.5.4a$(HOST_EXECUTABLE_SUFFIX)
 
 ifeq ($(HOST_OS),darwin)
@@ -439,10 +433,6 @@
     $(patsubst $(HISTORICAL_SDK_VERSIONS_ROOT)/%/android.jar,%, \
     $(wildcard $(HISTORICAL_SDK_VERSIONS_ROOT)/*/android.jar)))
 
-TARGET_AVAILABLE_NDK_VERSIONS := $(call numerically_sort,\
-    $(patsubst $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r%,%, \
-    $(wildcard $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r*)))
-
 INTERNAL_PLATFORM_API_FILE := $(TARGET_OUT_COMMON_INTERMEDIATES)/PACKAGING/public_api.txt
 
 # This is the standard way to name a directory containing prebuilt target
diff --git a/core/definitions.mk b/core/definitions.mk
index 1508cc6..0f9dc30 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -1067,11 +1067,13 @@
 endef
 
 # Split long argument list into smaller groups and call the command repeatedly
+# Call the command at least once even if there are no arguments, as otherwise
+# the output file won't be created.
 #
 # $(1): the command without arguments
 # $(2): the arguments
 define split-long-arguments
-$(call _concat-if-arg2-not-empty,$(1),$(wordlist 1,500,$(2)))
+$(hide) $(1) $(wordlist 1,500,$(2))
 $(call _concat-if-arg2-not-empty,$(1),$(wordlist 501,1000,$(2)))
 $(call _concat-if-arg2-not-empty,$(1),$(wordlist 1001,1500,$(2)))
 $(call _concat-if-arg2-not-empty,$(1),$(wordlist 1501,2000,$(2)))
@@ -1720,6 +1722,18 @@
 	$$(copy-file-to-target)
 endef
 
+# Copies many files.
+# $(1): The files to copy.  Each entry is a ':' separated src:dst pair
+# Evaluates to the list of the dst files (ie suitable for a dependency list)
+define copy-many-files
+$(foreach f, $(1), $(strip \
+    $(eval _cmf_tuple := $(subst :, ,$(f))) \
+    $(eval _cmf_src := $(word 1,$(_cmf_tuple))) \
+    $(eval _cmf_dest := $(word 2,$(_cmf_tuple))) \
+    $(eval $(call copy-one-file,$(_cmf_src),$(_cmf_dest))) \
+    $(_cmf_dest)))
+endef
+
 # Copy the file only if it's a well-formed xml file. For use via $(eval).
 # $(1): source file
 # $(2): destination file, must end with .xml.
diff --git a/core/envsetup.mk b/core/envsetup.mk
index 97b4467..2ad6801 100644
--- a/core/envsetup.mk
+++ b/core/envsetup.mk
@@ -182,7 +182,6 @@
 HOST_OUT_INTERMEDIATES := $(HOST_OUT)/obj
 HOST_OUT_HEADERS:= $(HOST_OUT_INTERMEDIATES)/include
 HOST_OUT_INTERMEDIATE_LIBRARIES := $(HOST_OUT_INTERMEDIATES)/lib
-HOST_OUT_STATIC_LIBRARIES := $(HOST_OUT_INTERMEDIATE_LIBRARIES)
 HOST_OUT_NOTICE_FILES:=$(HOST_OUT_INTERMEDIATES)/NOTICE_FILES
 HOST_OUT_COMMON_INTERMEDIATES := $(HOST_COMMON_OUT_ROOT)/obj
 
@@ -200,7 +199,6 @@
 TARGET_OUT_KEYLAYOUT := $(TARGET_OUT)/usr/keylayout
 TARGET_OUT_KEYCHARS := $(TARGET_OUT)/usr/keychars
 TARGET_OUT_ETC := $(TARGET_OUT)/etc
-TARGET_OUT_STATIC_LIBRARIES:= $(TARGET_OUT_INTERMEDIATES)/lib
 TARGET_OUT_NOTICE_FILES:=$(TARGET_OUT_INTERMEDIATES)/NOTICE_FILES
 TARGET_OUT_FAKE := $(PRODUCT_OUT)/fake_packages
 
@@ -212,7 +210,6 @@
 TARGET_OUT_DATA_KEYLAYOUT := $(TARGET_OUT_KEYLAYOUT)
 TARGET_OUT_DATA_KEYCHARS := $(TARGET_OUT_KEYCHARS)
 TARGET_OUT_DATA_ETC := $(TARGET_OUT_ETC)
-TARGET_OUT_DATA_STATIC_LIBRARIES:= $(TARGET_OUT_STATIC_LIBRARIES)
 TARGET_OUT_DATA_NATIVE_TESTS := $(TARGET_OUT_DATA)/nativetest
 
 TARGET_OUT_CACHE := $(PRODUCT_OUT)/cache
diff --git a/core/java.mk b/core/java.mk
index 9a4f3a2..4d85601 100644
--- a/core/java.mk
+++ b/core/java.mk
@@ -76,6 +76,21 @@
 intermediates.COMMON := $(call local-intermediates-dir,COMMON)
 
 # Emma source code coverage
+ifeq ($(EMMA_FULL_APP_INSTRUMENT),true)
+  # doing a full emma instrument here, i.e. all app packages instrumented
+  EMMA_INSTRUMENT := true
+  # do not instrument modules that are not app packages
+  ifneq ($(LOCAL_MODULE_CLASS),APPS)
+    LOCAL_NO_EMMA_INSTRUMENT := true
+    LOCAL_NO_EMMA_COMPILE := true
+  endif
+  # do not instrument modules that are marked tests
+  ifeq ($(LOCAL_MODULE_TAGS),tests)
+    LOCAL_NO_EMMA_INSTRUMENT := true
+    LOCAL_NO_EMMA_COMPILE := true
+  endif
+endif
+
 ifneq ($(EMMA_INSTRUMENT),true)
 LOCAL_NO_EMMA_INSTRUMENT := true
 LOCAL_NO_EMMA_COMPILE := true
diff --git a/core/llvm_config.mk b/core/llvm_config.mk
index 4145028..15769b1 100644
--- a/core/llvm_config.mk
+++ b/core/llvm_config.mk
@@ -39,6 +39,25 @@
     -fno-align-jumps \
     -Wa,--noexecstack
 endif
+ifeq ($(TARGET_ARCH),mips)
+  CLANG_CONFIG_EXTRA_CFLAGS += \
+    -target mipsel-linux-androideabi \
+    -nostdlibinc \
+    -B$(TARGET_TOOLCHAIN_ROOT)/mipsel-linux-android/bin
+  CLANG_CONFIG_EXTRA_LDFLAGS += \
+    -target mipsel-linux-androideabi \
+    -B$(TARGET_TOOLCHAIN_ROOT)/mipsel-linux-android/bin
+  CLANG_CONFIG_UNKNOWN_CFLAGS += \
+    -EL \
+    -mips32r2 \
+    -mhard-float \
+    -fno-strict-volatile-bitfields \
+    -fgcse-after-reload \
+    -frerun-cse-after-loop \
+    -frename-registers \
+    -march=mips32r2 \
+    -mtune=mips32r2
+endif
 ifeq ($(TARGET_ARCH),x86)
   CLANG_CONFIG_EXTRA_CFLAGS += \
     -target i686-linux-android \
@@ -67,7 +86,15 @@
 $(call clang-flags-subst,-march=armv5te,-march=armv5t)
 $(call clang-flags-subst,-march=armv5e,-march=armv5)
 
+# clang does not support -Wno-psabi and -Wno-unused-but-set-variable
+$(call clang-flags-subst,-Wno-psabi,)
+$(call clang-flags-subst,-Wno-unused-but-set-variable,)
+
 ADDRESS_SANITIZER_CONFIG_EXTRA_CFLAGS := -faddress-sanitizer
 ADDRESS_SANITIZER_CONFIG_EXTRA_LDFLAGS := -Wl,-u,__asan_preinit
 ADDRESS_SANITIZER_CONFIG_EXTRA_SHARED_LIBRARIES := libdl libasan_preload
 ADDRESS_SANITIZER_CONFIG_EXTRA_STATIC_LIBRARIES := libasan
+
+# This allows us to use the superset of functionality that compiler-rt
+# provides to Clang (for supporting features like -ftrapv).
+COMPILER_RT_CONFIG_EXTRA_STATIC_LIBRARIES := libcompiler-rt-extras
diff --git a/core/main.mk b/core/main.mk
index 7bd55b8..def9f62 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -615,9 +615,18 @@
 
 # When modules are tagged with debug eng or tests, they are installed
 # for those variants regardless of what the product spec says.
-debug_MODULES := $(sort $(call get-tagged-modules,debug))
-eng_MODULES := $(sort $(call get-tagged-modules,eng))
-tests_MODULES := $(sort $(call get-tagged-modules,tests))
+debug_MODULES := $(sort \
+        $(call get-tagged-modules,debug) \
+        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_DEBUG)) \
+    )
+eng_MODULES := $(sort \
+        $(call get-tagged-modules,eng) \
+        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_ENG)) \
+    )
+tests_MODULES := $(sort \
+        $(call get-tagged-modules,tests) \
+        $(call module-installed-files, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_TESTS)) \
+    )
 
 # TODO: Remove the 3 places in the tree that use ALL_DEFAULT_INSTALLED_MODULES
 # and get rid of it from this list.
@@ -656,10 +665,20 @@
   modules_to_install := \
               $(filter-out $(target_gnu_MODULES),$(modules_to_install))
 
-  # Ensure every module listed in PRODUCT_PACKAGES gets something installed
+  # Ensure every module listed in PRODUCT_PACKAGES* gets something installed
+  # TODO: Should we do this for all builds and not just the sdk?
   $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES), \
-      $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
-          $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES has nothing to install!)))
+    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
+      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES has nothing to install!)))
+  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_DEBUG), \
+    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
+      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_DEBUG has nothing to install!)))
+  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_ENG), \
+    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
+      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_ENG has nothing to install!)))
+  $(foreach m, $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_PACKAGES_TESTS), \
+    $(if $(strip $(ALL_MODULES.$(m).INSTALLED)),,\
+      $(warning $(ALL_MODULES.$(m).MAKEFILE): Module '$(m)' in PRODUCT_PACKAGES_TESTS has nothing to install!)))
 endif
 
 # Install all of the host modules
@@ -724,6 +743,9 @@
 .PHONY: factory_ramdisk
 factory_ramdisk: $(INSTALLED_FACTORY_RAMDISK_TARGET)
 
+.PHONY: factory_bundle
+factory_bundle: $(INSTALLED_FACTORY_BUNDLE_TARGET)
+
 .PHONY: systemtarball
 systemtarball: $(INSTALLED_SYSTEMTARBALL_TARGET)
 
@@ -763,10 +785,6 @@
 # dist_files only for putting your library into the dist directory with a full build.
 .PHONY: dist_files
 
-ifeq ($(EMMA_INSTRUMENT),true)
-  $(call dist-for-goals, dist_files, $(EMMA_META_ZIP))
-endif
-
 # Dist for droid if droid is among the cmd goals, or no cmd goal is given.
 ifneq ($(filter droid,$(MAKECMDGOALS))$(filter ||,|$(filter-out $(INTERNAL_MODIFIER_TARGETS),$(MAKECMDGOALS))|),)
 
@@ -781,10 +799,15 @@
     unbundled_build_modules := $(TARGET_BUILD_APPS)
   endif
 
+  apps_only_installed_files := $(foreach m,$(unbundled_build_modules),$(ALL_MODULES.$(m).INSTALLED))
   # dist the unbundled app.
-  $(call dist-for-goals,apps_only, \
-    $(foreach m,$(unbundled_build_modules),$(ALL_MODULES.$(m).INSTALLED)) \
-  )
+  $(call dist-for-goals,apps_only, $(apps_only_installed_files))
+
+  ifeq ($(EMMA_INSTRUMENT),true)
+    $(EMMA_META_ZIP) : $(apps_only_installed_files)
+
+    $(call dist-for-goals,apps_only, $(EMMA_META_ZIP))
+  endif
 
 .PHONY: apps_only
 apps_only: $(unbundled_build_modules)
@@ -802,6 +825,7 @@
     $(INSTALLED_ANDROID_INFO_TXT_TARGET) \
     $(INSTALLED_RAMDISK_TARGET) \
     $(INSTALLED_FACTORY_RAMDISK_TARGET) \
+    $(INSTALLED_FACTORY_BUNDLE_TARGET) \
    )
 
   ifneq ($(TARGET_BUILD_PDK),true)
@@ -812,6 +836,12 @@
     )
   endif
 
+  ifeq ($(EMMA_INSTRUMENT),true)
+    $(EMMA_META_ZIP) : $(INSTALLED_SYSTEMIMAGE)
+
+    $(call dist-for-goals, dist_files, $(EMMA_META_ZIP))
+  endif
+
 # Building a full system-- the default is to build droidcore
 droid: droidcore dist_files
 
@@ -839,6 +869,8 @@
 )
 endif
 
+.PHONY: lintall
+
 .PHONY: samplecode
 sample_MODULES := $(sort $(call get-tagged-modules,samples))
 sample_APKS_DEST_PATH := $(TARGET_COMMON_OUT_ROOT)/samples
diff --git a/core/notice_files.mk b/core/notice_files.mk
index 74beb49..ee50394 100644
--- a/core/notice_files.mk
+++ b/core/notice_files.mk
@@ -4,6 +4,11 @@
 
 notice_file:=$(strip $(wildcard $(LOCAL_PATH)/NOTICE))
 
+ifeq ($(LOCAL_MODULE_CLASS),NONE)
+  # We ignore NOTICE files for modules of type NONE.
+  notice_file :=
+endif
+
 ifdef notice_file
 
 # This relies on the name of the directory in PRODUCT_OUT matching where
diff --git a/core/package.mk b/core/package.mk
index c689031..a1d901e 100644
--- a/core/package.mk
+++ b/core/package.mk
@@ -307,12 +307,12 @@
 # libstlport_shared.so should never go to the system image.
 # Instead it should be packaged into the apk.
 ifeq (stlport_shared,$(LOCAL_NDK_STL_VARIANT))
-ifndef LOCAL_NDK_VERSION
-$(error LOCAL_NDK_VERSION has to be defined together with LOCAL_NDK_STL_VARIANT, \
+ifndef LOCAL_SDK_VERSION
+$(error LOCAL_SDK_VERSION has to be defined together with LOCAL_NDK_STL_VARIANT, \
     LOCAL_PACKAGE_NAME=$(LOCAL_PACKAGE_NAME))
 endif
 jni_shared_libraries += \
-    $(HISTORICAL_NDK_VERSIONS_ROOT)/android-ndk-r$(LOCAL_NDK_VERSION)/sources/cxx-stl/stlport/libs/$(TARGET_CPU_ABI)/libstlport_shared.so
+    $(HISTORICAL_NDK_VERSIONS_ROOT)/current/sources/cxx-stl/stlport/libs/$(TARGET_CPU_ABI)/libstlport_shared.so
 endif
 
 # Set the abi directory used by the local JNI shared libraries.
@@ -407,4 +407,14 @@
 
 PACKAGES := $(PACKAGES) $(LOCAL_PACKAGE_NAME)
 
+# Lint phony targets
+.PHONY: lint-$(LOCAL_PACKAGE_NAME)
+lint-$(LOCAL_PACKAGE_NAME): PRIVATE_PATH := $(LOCAL_PATH)
+lint-$(LOCAL_PACKAGE_NAME): PRIVATE_LINT_FLAGS := $(LOCAL_LINT_FLAGS)
+lint-$(LOCAL_PACKAGE_NAME) :
+	@echo lint $(PRIVATE_PATH)
+	$(LINT) $(PRIVATE_LINT_FLAGS) $(PRIVATE_PATH)
+
+lintall : lint-$(LOCAL_PACKAGE_NAME)
+
 endif # skip_definition
diff --git a/core/pdk_config.mk b/core/pdk_config.mk
index 9df2ce2..894b626 100644
--- a/core/pdk_config.mk
+++ b/core/pdk_config.mk
@@ -5,9 +5,9 @@
 
 # What to build:
 # pdk fusion if:
-# 1) the platform.zip exists in the default location
+# 1) PDK_FUSION_PLATFORM_ZIP is passed in from the environment
 # or
-# 2) PDK_FUSION_PLATFORM_ZIP is passed in from the environment
+# 2) the platform.zip exists in the default location
 # or
 # 3) fusion is a command line build goal,
 #    PDK_FUSION_PLATFORM_ZIP is needed anyway, then do we need the 'fusion' goal?
@@ -16,13 +16,15 @@
 # or
 # 2) TARGET_BUILD_PDK is passed in from the environment
 
-# TODO: what's the best default location?
+# if PDK_FUSION_PLATFORM_ZIP is specified, do not override.
+ifndef PDK_FUSION_PLATFORM_ZIP
 _pdk_fusion_default_platform_zip := vendor/pdk/$(TARGET_DEVICE)/$(TARGET_PRODUCT)-$(TARGET_BUILD_VARIANT)/platform/platform.zip
 ifneq (,$(wildcard $(_pdk_fusion_default_platform_zip)))
 $(info $(_pdk_fusion_default_platform_zip) found, do a PDK fusion build.)
 PDK_FUSION_PLATFORM_ZIP := $(_pdk_fusion_default_platform_zip)
 TARGET_BUILD_PDK := true
 endif
+endif # !PDK_FUSION_PLATFORM_ZIP
 
 ifneq (,$(filter pdk fusion, $(MAKECMDGOALS)))
 TARGET_BUILD_PDK := true
@@ -33,7 +35,7 @@
 endif  # fusion
 endif  # pdk or fusion
 
-
+ifneq (,$(filter platform-java, $(MAKECMDGOALS))$(PDK_FUSION_PLATFORM_ZIP))
 # additional items to add to platform.zip for platform-java build
 # For these dirs, add classes.jar and javalib.jar from the dir to platform.zip
 # all paths under out dir
@@ -43,16 +45,19 @@
 	target/common/obj/JAVA_LIBRARIES/core-junit_intermediates \
 	target/common/obj/JAVA_LIBRARIES/ext_intermediates \
 	target/common/obj/JAVA_LIBRARIES/framework_intermediates \
-	target/common/obj/JAVA_LIBRARIES/android.test.runner_intermediates
+	target/common/obj/JAVA_LIBRARIES/android.test.runner_intermediates \
+	target/common/obj/JAVA_LIBRARIES/telephony-common_intermediates \
+	target/common/obj/JAVA_LIBRARIES/mms-common_intermediates
 # not java libraries
 PDK_PLATFORM_JAVA_ZIP_CONTENTS := \
 	target/common/obj/APPS/framework-res_intermediates/package-export.apk \
 	target/common/obj/APPS/framework-res_intermediates/src/R.stamp
 PDK_PLATFORM_JAVA_ZIP_CONTENTS += $(foreach lib_dir,$(PDK_PLATFORM_JAVA_ZIP_JAVA_LIB_DIR),\
     $(lib_dir)/classes.jar $(lib_dir)/javalib.jar)
+endif # platform-java or FUSION build
 
 # check and override java support level
-ifeq ($(TARGET_BUILD_PDK),true)
+ifneq ($(TARGET_BUILD_PDK)$(PDK_FUSION_PLATFORM_ZIP),)
 ifneq ($(wildcard external/proguard),)
 TARGET_BUILD_JAVA_SUPPORT_LEVEL := sdk
 else # no proguard
@@ -136,7 +141,7 @@
 endif # PDK_FUSION_PLATFORM_ZIP
 
 ifeq ($(TARGET_BUILD_PDK),true)
-
+$(info PDK TARGET_BUILD_JAVA_SUPPORT_LEVEL $(TARGET_BUILD_JAVA_SUPPORT_LEVEL))
 ifeq ($(TARGET_BUILD_PDK_JAVA_PLATFORM),)
 
 # SDK used for Java build under PDK
@@ -150,3 +155,16 @@
 endif # PDK_JAVA
 
 endif # BUILD_PDK
+
+ifneq (,$(filter platform platform-java, $(MAKECMDGOALS))$(filter true,$(TARGET_BUILD_PDK)))
+# files under $(PRODUCT_OUT)/symbols to help debugging.
+# Source not included to PDK due to dependency issue, so provide symbols instead.
+PDK_SYMBOL_FILES_LIST := \
+	system/bin/app_process
+
+ifdef PDK_FUSION_PLATFORM_ZIP
+# symbols should be explicitly pulled for fusion build
+$(foreach f,$(PDK_SYMBOL_FILES_LIST),\
+  $(eval $(call add-dependency,$(PRODUCT_OUT)/$(f),$(PRODUCT_OUT)/symbols/$(f))))
+endif # PLATFORM_ZIP
+endif # platform.zip build or PDK
diff --git a/core/prebuilt.mk b/core/prebuilt.mk
index b06bb6e..f59a17b 100644
--- a/core/prebuilt.mk
+++ b/core/prebuilt.mk
@@ -35,6 +35,13 @@
   prebuilt_module_is_a_library :=
 endif
 
+# Don't install static libraries by default.
+ifndef LOCAL_UNINSTALLABLE_MODULE
+ifeq (STATIC_LIBRARIES,$(LOCAL_MODULE_CLASS))
+  LOCAL_UNINSTALLABLE_MODULE := true
+endif
+endif
+
 ifeq ($(LOCAL_STRIP_MODULE),true)
   ifdef LOCAL_IS_HOST_MODULE
     $(error Cannot strip host module LOCAL_PATH=$(LOCAL_PATH))
diff --git a/core/product.mk b/core/product.mk
index d9e4186..20d1e97 100644
--- a/core/product.mk
+++ b/core/product.mk
@@ -66,6 +66,9 @@
     PRODUCT_AAPT_CONFIG \
     PRODUCT_AAPT_PREF_CONFIG \
     PRODUCT_PACKAGES \
+    PRODUCT_PACKAGES_DEBUG \
+    PRODUCT_PACKAGES_ENG \
+    PRODUCT_PACKAGES_TESTS \
     PRODUCT_DEVICE \
     PRODUCT_MANUFACTURER \
     PRODUCT_BRAND \
@@ -85,8 +88,9 @@
     PRODUCT_DEFAULT_WIFI_CHANNELS \
     PRODUCT_DEFAULT_DEV_CERTIFICATE \
     PRODUCT_RESTRICT_VENDOR_FILES \
-    PRODUCT_FACTORY_RAMDISK_MODULES \
     PRODUCT_VENDOR_KERNEL_HEADERS \
+    PRODUCT_FACTORY_RAMDISK_MODULES \
+    PRODUCT_FACTORY_BUNDLE_MODULES
 
 
 define dump-product
@@ -226,6 +230,7 @@
 	BOARD_KERNEL_BASE \
 	BOARD_HAVE_BLUETOOTH \
 	BOARD_HAVE_BLUETOOTH_BCM \
+	BOARD_HAVE_BLUETOOTH_QCOM \
 	BOARD_VENDOR_QCOM_AMSS_VERSION \
 	BOARD_VENDOR_USE_AKMD \
 	BOARD_EGL_CFG \
diff --git a/core/shared_library.mk b/core/shared_library.mk
index ab7480d..122cd29 100644
--- a/core/shared_library.mk
+++ b/core/shared_library.mk
@@ -46,7 +46,7 @@
 my_target_libgcc := $(TARGET_LIBGCC)
 my_target_crtbegin_so_o := $(TARGET_CRTBEGIN_SO_O)
 my_target_crtend_so_o := $(TARGET_CRTEND_SO_O)
-ifdef LOCAL_NDK_VERSION
+ifdef LOCAL_SDK_VERSION
 # Make sure the prebuilt NDK paths are put ahead of the TARGET_GLOBAL_LD_DIRS,
 # so we don't have race condition when the system libraries (such as libc, libstdc++) are also built in the tree.
 my_target_global_ld_dirs := \
diff --git a/core/tasks/factory_bundle.mk b/core/tasks/factory_bundle.mk
new file mode 100644
index 0000000..06d7a78
--- /dev/null
+++ b/core/tasks/factory_bundle.mk
@@ -0,0 +1,80 @@
+#
+# Copyright (C) 2011 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+ifeq (,$(ONE_SHOT_MAKEFILE))
+
+# PRODUCT_FACTORY_RAMDISK_MODULES consists of "<module_name>:<install_path>[:<install_path>...]" tuples.
+# <install_path> is relative to the staging directory for the bundle.
+# 
+# Only host modules can be installed here. 
+# (It's possible to relax this, but it's not needed and kind of tricky.  We'll need to add
+# a better way of specifying the class. Really the answer is to stop having modules with
+# duplicate names)
+#
+# You can also add files with PRODUCT_COPY_FILES if necessary.
+#
+# For example:
+# PRODUCT_FACTORY_BUNDLE_MODULES := \
+#     adb:adb fastboot:fastboot
+requested_modules := $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_FACTORY_BUNDLE_MODULES))
+
+root_dir := $(PRODUCT_OUT)/factory_bundle
+leaf := $(strip $(TARGET_PRODUCT))-factory_bundle-$(FILE_NAME_TAG)
+named_dir := $(PRODUCT_OUT)/$(leaf)
+tarball := $(PRODUCT_OUT)/$(leaf).tgz
+
+copied_files := \
+  $(foreach _fb_m, $(requested_modules), $(strip \
+    $(eval _fb_m_tuple := $(subst :, ,$(_fb_m))) \
+    $(eval _fb_m_name := $(word 1,$(_fb_m_tuple))) \
+    $(eval _fb_dests := $(wordlist 2,999,$(_fb_m_tuple))) \
+    $(eval _fb_m_built := $(filter $(HOST_OUT)/%, $(ALL_MODULES.$(_fb_m_name).BUILT))) \
+    $(if $(_fb_m_built),,$(error no built file in requested_modules for '$(_fb_m_built)'))\
+    $(foreach _fb_f,$(_fb_dests),$(eval $(call copy-one-file,$(_fb_m_built),$(root_dir)/$(_fb_f))))\
+    $(addprefix $(root_dir)/,$(_fb_dests)) \
+    )) \
+  $(filter $(root_dir)/%, $(ALL_DEFAULT_INSTALLED_MODULES))
+
+ifneq (,$(strip $(copied_files)))
+
+#
+# These files are made by magic so we need to explicitly include them
+#
+$(eval $(call copy-one-file,$(TARGET_OUT)/build.prop,$(root_dir)/build.prop))
+copied_files += $(root_dir)/build.prop
+
+$(eval $(call copy-one-file,$(PRODUCT_OUT)/factory_ramdisk.img,$(root_dir)/factory_ramdisk.img))
+copied_files += $(root_dir)/factory_ramdisk.img
+#
+# End magic
+#
+
+$(tarball): PRIVATE_ROOT_DIR := $(root_dir)
+$(tarball): PRIVATE_NAMED_DIR := $(named_dir)
+
+$(tarball): $(copied_files)
+	@echo "Tarball: $@"
+	$(hide) rm -rf $(PRIVATE_NAMED_DIR)
+	$(hide) ( cp -r $(PRIVATE_ROOT_DIR) $(PRIVATE_NAMED_DIR) \
+			&& tar cfz $@ -C $(dir $(PRIVATE_NAMED_DIR)) $(notdir $(PRIVATE_NAMED_DIR)) \
+			) && rm -rf $(PRIVATE_NAMED_DIR)
+
+INSTALLED_FACTORY_BUNDLE_TARGET := $(tarball)
+
+endif
+
+endif # ONE_SHOT_MAKEFILE
+
diff --git a/core/tasks/factory_ramdisk.mk b/core/tasks/factory_ramdisk.mk
index 576a159..05d89b0 100644
--- a/core/tasks/factory_ramdisk.mk
+++ b/core/tasks/factory_ramdisk.mk
@@ -83,7 +83,7 @@
 $(INSTALLED_FACTORY_RAMDISK_TARGET) : $(MKBOOTIMG) $(TARGET_RAMDISK_KERNEL) $(INSTALLED_FACTORY_RAMDISK_FS)
 	$(call pretty,"Target factory ram disk img format: $@")
 	$(MKBOOTIMG) --kernel $(TARGET_RAMDISK_KERNEL) --ramdisk $(INSTALLED_FACTORY_RAMDISK_FS) \
-            --base $(BOARD_KERNEL_BASE) $(RAMDISK_CMDLINE) --output $@
+            --base $(BOARD_KERNEL_BASE) $(BOARD_MKBOOTIMG_ARGS) $(RAMDISK_CMDLINE) --output $@
 
 endif
 
diff --git a/core/tasks/vendor_module_check.mk b/core/tasks/vendor_module_check.mk
index 095debc..9cbca41 100644
--- a/core/tasks/vendor_module_check.mk
+++ b/core/tasks/vendor_module_check.mk
@@ -24,8 +24,10 @@
         google \
 	imgtec \
 	invensense \
+        lge \
         nvidia \
 	nxp \
+        qcom \
 	samsung \
 	samsung_arm \
 	ti \
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 6ebfcef..eb95114 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -41,7 +41,7 @@
   # which is the version that we reveal to the end user.
   # Update this value when the platform version changes (rather
   # than overriding it somewhere else).  Can be an arbitrary string.
-  PLATFORM_VERSION := 4.0.9.99.999.9999.99999
+  PLATFORM_VERSION := JellyBeanMR1
 endif
 
 ifeq "" "$(PLATFORM_SDK_VERSION)"
@@ -59,7 +59,7 @@
 ifeq "" "$(PLATFORM_VERSION_CODENAME)"
   # This is the current development code-name, if the build is not a final
   # release build.  If this is a final release build, it is simply "REL".
-  PLATFORM_VERSION_CODENAME := AOSP
+  PLATFORM_VERSION_CODENAME := JellyBeanMR1
 endif
 
 ifeq "" "$(DEFAULT_APP_TARGET_SDK)"
diff --git a/envsetup.sh b/envsetup.sh
index 2da629d..701c0f6 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -835,7 +835,7 @@
     Darwin)
         function mgrep()
         {
-            find -E . -name .repo -prune -o -name .git -prune -o  -type f -iregex '.*/(Makefile|Makefile\..*|.*\.make|.*\.mak|.*\.mk)' -print0 | xargs -0 grep --color -n "$@"
+            find -E . -name .repo -prune -o -name .git -prune -o -path ./out -prune -o -type f -iregex '.*/(Makefile|Makefile\..*|.*\.make|.*\.mak|.*\.mk)' -print0 | xargs -0 grep --color -n "$@"
         }
 
         function treegrep()
@@ -847,7 +847,7 @@
     *)
         function mgrep()
         {
-            find . -name .repo -prune -o -name .git -prune -o -regextype posix-egrep -iregex '(.*\/Makefile|.*\/Makefile\..*|.*\.make|.*\.mak|.*\.mk)' -type f -print0 | xargs -0 grep --color -n "$@"
+            find . -name .repo -prune -o -name .git -prune -o -path ./out -prune -o -regextype posix-egrep -iregex '(.*\/Makefile|.*\/Makefile\..*|.*\.make|.*\.mak|.*\.mk)' -type f -print0 | xargs -0 grep --color -n "$@"
         }
 
         function treegrep()
diff --git a/target/product/core.mk b/target/product/core.mk
index 8a7d6df..0b4dbea 100644
--- a/target/product/core.mk
+++ b/target/product/core.mk
@@ -42,6 +42,7 @@
     TelephonyProvider \
     UserDictionaryProvider \
     VpnDialogs \
+    abcc \
     apache-xml \
     atrace \
     bouncycastle \
@@ -75,6 +76,7 @@
     libOpenSLES \
     libaudiopreprocessing \
     libaudioutils \
+    libbcc \
     libcrypto \
     libdownmix \
     libdvm \
@@ -91,10 +93,13 @@
     libmdnssd \
     libnativehelper \
     libnfc_ndef \
+    libportable \
     libpowermanager \
     libspeexresampler \
     libsqlite_jni \
     libssl \
+    libstagefright \
+    libstagefright_chromium_http \
     libstagefright_soft_aacdec \
     libstagefright_soft_aacenc \
     libstagefright_soft_amrdec \
@@ -114,6 +119,7 @@
     libwebrtc_audio_preprocessing \
     libwilhelm \
     libz \
+    make_ext4fs \
     mdnsd \
     requestsync \
     screencap \
diff --git a/target/product/generic_no_telephony.mk b/target/product/generic_no_telephony.mk
index 049d7c0..3987e88 100644
--- a/target/product/generic_no_telephony.mk
+++ b/target/product/generic_no_telephony.mk
@@ -26,9 +26,11 @@
     Calendar \
     CertInstaller \
     DrmProvider \
-    Email \
+    Email2 \
     Exchange2 \
+    FusedLocation \
     Gallery2 \
+    Imap2 \
     InputDevices \
     LatinIME \
     Launcher2 \
diff --git a/target/product/large_emu_hw.mk b/target/product/large_emu_hw.mk
index 91a9e08..88f5185 100644
--- a/target/product/large_emu_hw.mk
+++ b/target/product/large_emu_hw.mk
@@ -27,9 +27,10 @@
     Calendar \
     CertInstaller \
     DrmProvider \
-    Email \
-    Exchange \
+    Email2 \
+    Exchange2 \
     Gallery2 \
+    Imap2 \
     LatinIME \
     Launcher2 \
     Music \
diff --git a/target/product/mini.mk b/target/product/mini.mk
index 5db6f3d..b766b87 100644
--- a/target/product/mini.mk
+++ b/target/product/mini.mk
@@ -63,6 +63,7 @@
     SettingsProvider \
     TelephonyProvider \
     UserDictionaryProvider \
+    abcc \
     apache-xml \
     audio \
     bluetoothd \
@@ -98,6 +99,7 @@
     libOpenSLES \
     libaudiopreprocessing \
     libaudioutils \
+    libbcc \
     libcrypto \
     libdownmix \
     libdvm \
@@ -114,10 +116,13 @@
     libmdnssd \
     libnativehelper \
     libnfc_ndef \
+    libportable \
     libpowermanager \
     libspeexresampler \
     libsqlite_jni \
     libssl \
+    libstagefright \
+    libstagefright_chromium_http \
     libstagefright_soft_aacdec \
     libstagefright_soft_aacenc \
     libstagefright_soft_amrdec \
@@ -139,12 +144,14 @@
     libz \
     lint \
     mdnsd \
+    mms-common \
     network \
     pand \
     requestsync \
     screencap \
     sdptool \
     sensorservice \
+    telephony-common \
     wpa_supplicant
 
 PRODUCT_COPY_FILES += \
@@ -154,13 +161,11 @@
 
 PRODUCT_PACKAGES += \
     Bluetooth \
+    FusedLocation \
     InputDevices \
     LatinIME \
-    Launcher2 \
     Phone \
     Provision \
-    Settings \
-    SystemUI \
     hostapd \
     wpa_supplicant.conf
 
@@ -201,7 +206,8 @@
 PRODUCT_PACKAGES += \
     drmserver \
     libdrmframework \
-    libdrmframework_jni
+    libdrmframework_jni \
+    WAPPushManager
 
 
 # Additional settings used in all AOSP builds
@@ -214,3 +220,11 @@
 $(call inherit-product-if-exists, frameworks/base/data/keyboards/keyboards.mk)
 $(call inherit-product-if-exists, frameworks/base/data/fonts/fonts.mk)
 $(call inherit-product-if-exists, frameworks/base/data/sounds/AudioPackage5.mk)
+
+#----------------- For PDK ------------------------------
+PRODUCT_PACKAGES += \
+    TestingCamera \
+    Home \
+    DummySystemUI \
+    DummySettings
+
diff --git a/target/product/sdk.mk b/target/product/sdk.mk
index 697d295..6b0dcb9 100644
--- a/target/product/sdk.mk
+++ b/target/product/sdk.mk
@@ -20,8 +20,10 @@
 PRODUCT_PACKAGES := \
 	Calculator \
 	DeskClock \
-	Email \
+	Email2 \
 	Exchange2 \
+	FusedLocation \
+	Imap2 \
 	Gallery \
 	Music \
 	Mms \
diff --git a/tools/post_process_props.py b/tools/post_process_props.py
index 01f9128..9d69736 100755
--- a/tools/post_process_props.py
+++ b/tools/post_process_props.py
@@ -21,7 +21,6 @@
 def mangle_build_prop(prop):
   pass
 
-
 # Put the modifications that you need to make into the /system/build.prop into this
 # function. The prop object has get(name) and put(name,value) methods.
 def mangle_default_prop(prop):
@@ -34,7 +33,11 @@
     else:
       val = val + ",adb"
     prop.put("persist.sys.usb.config", val)
-
+  # UsbDeviceManager expects a value here.  If it doesn't get it, it will
+  # default to "adb". That might not the right policy there, but it's better
+  # to be explicit.
+  if not prop.get("persist.sys.usb.config"):
+    prop.put("persist.sys.usb.config", "none");
 
 class PropFile:
   def __init__(self, lines):
diff --git a/tools/releasetools/common.py b/tools/releasetools/common.py
index 5e4055a..127784d 100644
--- a/tools/releasetools/common.py
+++ b/tools/releasetools/common.py
@@ -143,6 +143,22 @@
   makeint("boot_size")
 
   d["fstab"] = LoadRecoveryFSTab(zip)
+  d["build.prop"] = LoadBuildProp(zip)
+  return d
+
+def LoadBuildProp(zip):
+  try:
+    data = zip.read("SYSTEM/build.prop")
+  except KeyError:
+    print "Warning: could not find SYSTEM/build.prop in %s" % zip
+    data = ""
+
+  d = {}
+  for line in data.split("\n"):
+    line = line.strip()
+    if not line or line.startswith("#"): continue
+    name, value = line.split("=", 1)
+    d[name] = value
   return d
 
 def LoadRecoveryFSTab(zip):
@@ -196,7 +212,7 @@
   for k, v in sorted(d.items()):
     print "%-25s = (%s) %s" % (k, type(v).__name__, v)
 
-def BuildBootableImage(sourcedir, fs_config_file):
+def BuildBootableImage(sourcedir, fs_config_file, info_dict=None):
   """Take a kernel, cmdline, and ramdisk directory from the input (in
   'sourcedir'), and turn them into a boot image.  Return the image
   data, or None if sourcedir does not appear to contains files for
@@ -206,6 +222,9 @@
       not os.access(os.path.join(sourcedir, "kernel"), os.F_OK)):
     return None
 
+  if info_dict is None:
+    info_dict = OPTIONS.info_dict
+
   ramdisk_img = tempfile.NamedTemporaryFile()
   img = tempfile.NamedTemporaryFile()
 
@@ -239,6 +258,10 @@
     cmd.append("--pagesize")
     cmd.append(open(fn).read().rstrip("\n"))
 
+  args = info_dict.get("mkbootimg_args", None)
+  if args and args.strip():
+    cmd.extend(args.split())
+
   cmd.extend(["--ramdisk", ramdisk_img.name,
               "--output", img.name])
 
@@ -256,7 +279,8 @@
   return data
 
 
-def GetBootableImage(name, prebuilt_name, unpack_dir, tree_subdir):
+def GetBootableImage(name, prebuilt_name, unpack_dir, tree_subdir,
+                     info_dict=None):
   """Return a File object (with name 'name') with the desired bootable
   image.  Look for it in 'unpack_dir'/BOOTABLE_IMAGES under the name
   'prebuilt_name', otherwise construct it from the source files in
@@ -270,7 +294,8 @@
     print "building image from target_files %s..." % (tree_subdir,)
     fs_config = "META/" + tree_subdir.lower() + "_filesystem_config.txt"
     return File(name, BuildBootableImage(os.path.join(unpack_dir, tree_subdir),
-                                         os.path.join(unpack_dir, fs_config)))
+                                         os.path.join(unpack_dir, fs_config),
+                                         info_dict))
 
 
 def UnzipTemp(filename, pattern=None):
@@ -738,10 +763,11 @@
     }
 
 class Difference(object):
-  def __init__(self, tf, sf):
+  def __init__(self, tf, sf, diff_program=None):
     self.tf = tf
     self.sf = sf
     self.patch = None
+    self.diff_program = diff_program
 
   def ComputePatch(self):
     """Compute the patch (as a string of data) needed to turn sf into
@@ -750,8 +776,11 @@
     tf = self.tf
     sf = self.sf
 
-    ext = os.path.splitext(tf.name)[1]
-    diff_program = DIFF_PROGRAM_BY_EXT.get(ext, "bsdiff")
+    if self.diff_program:
+      diff_program = self.diff_program
+    else:
+      ext = os.path.splitext(tf.name)[1]
+      diff_program = DIFF_PROGRAM_BY_EXT.get(ext, "bsdiff")
 
     ttemp = tf.WriteToTemp()
     stemp = sf.WriteToTemp()
diff --git a/tools/releasetools/ota_from_target_files b/tools/releasetools/ota_from_target_files
index 3dcfbee..170f5b3 100755
--- a/tools/releasetools/ota_from_target_files
+++ b/tools/releasetools/ota_from_target_files
@@ -303,12 +303,12 @@
                   whole_file=True)
 
 
-def AppendAssertions(script, input_zip):
-  device = GetBuildProp("ro.product.device", input_zip)
+def AppendAssertions(script, info_dict):
+  device = GetBuildProp("ro.product.device", info_dict)
   script.AssertDevice(device)
 
 
-def MakeRecoveryPatch(output_zip, recovery_img, boot_img):
+def MakeRecoveryPatch(input_tmp, output_zip, recovery_img, boot_img):
   """Generate a binary patch that creates the recovery image starting
   with the boot image.  (Most of the space in these images is just the
   kernel, which is identical for the two, so the resulting patch
@@ -324,7 +324,16 @@
   executable.
   """
 
-  d = common.Difference(recovery_img, boot_img)
+  diff_program = ["imgdiff"]
+  path = os.path.join(input_tmp, "SYSTEM", "etc", "recovery-resource.dat")
+  if os.path.exists(path):
+    diff_program.append("-b")
+    diff_program.append(path)
+    bonus_args = "-b /system/etc/recovery-resource.dat"
+  else:
+    bonus_args = ""
+
+  d = common.Difference(recovery_img, boot_img, diff_program=diff_program)
   _, _, patch = d.ComputePatch()
   common.ZipWriteStr(output_zip, "recovery/recovery-from-boot.p", patch)
   Item.Get("system/recovery-from-boot.p", dir=False)
@@ -335,7 +344,7 @@
   sh = """#!/system/bin/sh
 if ! applypatch -c %(recovery_type)s:%(recovery_device)s:%(recovery_size)d:%(recovery_sha1)s; then
   log -t recovery "Installing new recovery image"
-  applypatch %(boot_type)s:%(boot_device)s:%(boot_size)d:%(boot_sha1)s %(recovery_type)s:%(recovery_device)s %(recovery_sha1)s %(recovery_size)d %(boot_sha1)s:/system/recovery-from-boot.p
+  applypatch %(bonus_args)s %(boot_type)s:%(boot_device)s:%(boot_size)d:%(boot_sha1)s %(recovery_type)s:%(recovery_device)s %(recovery_sha1)s %(recovery_size)d %(boot_sha1)s:/system/recovery-from-boot.p
 else
   log -t recovery "Recovery image already installed"
 fi
@@ -347,6 +356,7 @@
         'boot_device': boot_device,
         'recovery_type': recovery_type,
         'recovery_device': recovery_device,
+        'bonus_args': bonus_args,
         }
   common.ZipWriteStr(output_zip, "recovery/etc/install-recovery.sh", sh)
   return Item.Get("system/etc/install-recovery.sh", dir=False)
@@ -358,9 +368,12 @@
   # change very often.
   script = edify_generator.EdifyGenerator(3, OPTIONS.info_dict)
 
-  metadata = {"post-build": GetBuildProp("ro.build.fingerprint", input_zip),
-              "pre-device": GetBuildProp("ro.product.device", input_zip),
-              "post-timestamp": GetBuildProp("ro.build.date.utc", input_zip),
+  metadata = {"post-build": GetBuildProp("ro.build.fingerprint",
+                                         OPTIONS.info_dict),
+              "pre-device": GetBuildProp("ro.product.device",
+                                         OPTIONS.info_dict),
+              "post-timestamp": GetBuildProp("ro.build.date.utc",
+                                             OPTIONS.info_dict),
               }
 
   device_specific = common.DeviceSpecificParams(
@@ -373,10 +386,10 @@
       info_dict=OPTIONS.info_dict)
 
   if not OPTIONS.omit_prereq:
-    ts = GetBuildProp("ro.build.date.utc", input_zip)
+    ts = GetBuildProp("ro.build.date.utc", OPTIONS.info_dict)
     script.AssertOlderBuild(ts)
 
-  AppendAssertions(script, input_zip)
+  AppendAssertions(script, OPTIONS.info_dict)
   device_specific.FullOTA_Assertions()
   device_specific.FullOTA_InstallBegin()
 
@@ -400,7 +413,7 @@
                                      OPTIONS.input_tmp, "BOOT")
   recovery_img = common.GetBootableImage("recovery.img", "recovery.img",
                                          OPTIONS.input_tmp, "RECOVERY")
-  MakeRecoveryPatch(output_zip, recovery_img, boot_img)
+  MakeRecoveryPatch(OPTIONS.input_tmp, output_zip, recovery_img, boot_img)
 
   Item.GetMetadata(input_zip)
   Item.Get("system").SetPermissions(script)
@@ -446,16 +459,12 @@
   return out
 
 
-def GetBuildProp(property, z):
-  """Return the fingerprint of the build of a given target-files
-  ZipFile object."""
-  bp = z.read("SYSTEM/build.prop")
-  if not property:
-    return bp
-  m = re.search(re.escape(property) + r"=(.*)\n", bp)
-  if not m:
+def GetBuildProp(prop, info_dict):
+  """Return the fingerprint of the build of a given target-files info_dict."""
+  try:
+    return info_dict.get("build.prop", {})[prop]
+  except KeyError:
     raise common.ExternalError("couldn't find %s in build.prop" % (property,))
-  return m.group(1).strip()
 
 
 def WriteIncrementalOTAPackage(target_zip, source_zip, output_zip):
@@ -465,10 +474,13 @@
   if source_version == 0:
     print ("WARNING: generating edify script for a source that "
            "can't install it.")
-  script = edify_generator.EdifyGenerator(source_version, OPTIONS.target_info_dict)
+  script = edify_generator.EdifyGenerator(source_version,
+                                          OPTIONS.target_info_dict)
 
-  metadata = {"pre-device": GetBuildProp("ro.product.device", source_zip),
-              "post-timestamp": GetBuildProp("ro.build.date.utc", target_zip),
+  metadata = {"pre-device": GetBuildProp("ro.product.device",
+                                         OPTIONS.source_info_dict),
+              "post-timestamp": GetBuildProp("ro.build.date.utc",
+                                             OPTIONS.target_info_dict),
               }
 
   device_specific = common.DeviceSpecificParams(
@@ -522,8 +534,8 @@
       patch_list.append((tf.name, tf, sf, tf.size, common.sha1(d).hexdigest()))
       largest_source_size = max(largest_source_size, sf.size)
 
-  source_fp = GetBuildProp("ro.build.fingerprint", source_zip)
-  target_fp = GetBuildProp("ro.build.fingerprint", target_zip)
+  source_fp = GetBuildProp("ro.build.fingerprint", OPTIONS.source_info_dict)
+  target_fp = GetBuildProp("ro.build.fingerprint", OPTIONS.target_info_dict)
   metadata["pre-build"] = source_fp
   metadata["post-build"] = target_fp
 
@@ -531,13 +543,15 @@
   script.AssertSomeFingerprint(source_fp, target_fp)
 
   source_boot = common.GetBootableImage(
-      "/tmp/boot.img", "boot.img", OPTIONS.source_tmp, "BOOT")
+      "/tmp/boot.img", "boot.img", OPTIONS.source_tmp, "BOOT",
+      OPTIONS.source_info_dict)
   target_boot = common.GetBootableImage(
       "/tmp/boot.img", "boot.img", OPTIONS.target_tmp, "BOOT")
   updating_boot = (source_boot.data != target_boot.data)
 
   source_recovery = common.GetBootableImage(
-      "/tmp/recovery.img", "recovery.img", OPTIONS.source_tmp, "RECOVERY")
+      "/tmp/recovery.img", "recovery.img", OPTIONS.source_tmp, "RECOVERY",
+      OPTIONS.source_info_dict)
   target_recovery = common.GetBootableImage(
       "/tmp/recovery.img", "recovery.img", OPTIONS.target_tmp, "RECOVERY")
   updating_recovery = (source_recovery.data != target_recovery.data)
@@ -548,7 +562,7 @@
   #  0.1 for unpacking verbatim files, symlinking, and doing the
   #      device-specific commands.
 
-  AppendAssertions(script, target_zip)
+  AppendAssertions(script, OPTIONS.target_info_dict)
   device_specific.IncrementalOTA_Assertions()
 
   script.Print("Verifying current system...")
@@ -638,18 +652,17 @@
     print "boot image unchanged; skipping."
 
   if updating_recovery:
-    # Is it better to generate recovery as a patch from the current
-    # boot image, or from the previous recovery image?  For large
-    # updates with significant kernel changes, probably the former.
-    # For small updates where the kernel hasn't changed, almost
-    # certainly the latter.  We pick the first option.  Future
-    # complicated schemes may let us effectively use both.
+    # Recovery is generated as a patch using both the boot image
+    # (which contains the same linux kernel as recovery) and the file
+    # /system/etc/recovery-resource.dat (which contains all the images
+    # used in the recovery UI) as sources.  This lets us minimize the
+    # size of the patch, which must be included in every OTA package.
     #
-    # A wacky possibility: as long as there is room in the boot
-    # partition, include the binaries and image files from recovery in
-    # the boot image (though not in the ramdisk) so they can be used
-    # as fodder for constructing the recovery image.
-    MakeRecoveryPatch(output_zip, target_recovery, target_boot)
+    # For older builds where recovery-resource.dat is not present, we
+    # use only the boot image as the source.
+
+    MakeRecoveryPatch(OPTIONS.target_tmp, output_zip,
+                      target_recovery, target_boot)
     script.DeleteFiles(["/system/recovery-from-boot.p",
                         "/system/etc/install-recovery.sh"])
     print "recovery image changed; including as patch from boot."
diff --git a/tools/signapk/SignApk.java b/tools/signapk/SignApk.java
index d8d9bf1..cb19296 100644
--- a/tools/signapk/SignApk.java
+++ b/tools/signapk/SignApk.java
@@ -497,7 +497,16 @@
                 outputStream = outputFile = new FileOutputStream(args[argstart+3]);
             }
             outputJar = new JarOutputStream(outputStream);
-            outputJar.setLevel(9);
+
+            // For signing .apks, use the maximum compression to make
+            // them as small as possible (since they live forever on
+            // the system partition).  For OTA packages, use the
+            // default compression level, which is much much faster
+            // and produces output that is only a tiny bit larger
+            // (~0.1% on full OTA packages I tested).
+            if (!signWholeFile) {
+                outputJar.setLevel(9);
+            }
 
             JarEntry je;