1 # Copyright 2009 The Android Open Source Project 2 3 LOCAL_PATH := $(call my-dir) 4 5 updater_src_files := \ 6 install.c \ 7 updater.c 8 9 # 10 # Build a statically-linked binary to include in OTA packages 11 # 12 include $(CLEAR_VARS) 13 14 # Build only in eng, so we don't end up with a copy of this in /system 15 # on user builds. (TODO: find a better way to build device binaries 16 # needed only for OTA packages.) 17 LOCAL_MODULE_TAGS := eng 18 19 LOCAL_SRC_FILES := $(updater_src_files) 20 21 ifeq ($(TARGET_USERIMAGES_USE_EXT4), true) 22 LOCAL_CFLAGS += -DUSE_EXT4 23 LOCAL_C_INCLUDES += system/extras/ext4_utils 24 LOCAL_STATIC_LIBRARIES += \ 25 libext4_utils_static \ 26 libsparse_static \ 27 libz 28 endif 29 30 LOCAL_STATIC_LIBRARIES += $(TARGET_RECOVERY_UPDATER_LIBS) $(TARGET_RECOVERY_UPDATER_EXTRA_LIBS) 31 LOCAL_STATIC_LIBRARIES += libapplypatch libedify libmtdutils libminzip libz 32 LOCAL_STATIC_LIBRARIES += libmincrypt libbz 33 LOCAL_STATIC_LIBRARIES += libminelf 34 LOCAL_STATIC_LIBRARIES += libcutils liblog libstdc++ libc 35 LOCAL_STATIC_LIBRARIES += libselinux 36 LOCAL_C_INCLUDES += $(LOCAL_PATH)/.. 37 38 # Each library in TARGET_RECOVERY_UPDATER_LIBS should have a function 39 # named "Register_<libname>()". Here we emit a little C function that 40 # gets #included by updater.c. It calls all those registration 41 # functions. 42 43 # Devices can also add libraries to TARGET_RECOVERY_UPDATER_EXTRA_LIBS. 44 # These libs are also linked in with updater, but we don't try to call 45 # any sort of registration function for these. Use this variable for 46 # any subsidiary static libraries required for your registered 47 # extension libs. 48 49 inc := $(call intermediates-dir-for,PACKAGING,updater_extensions)/register.inc 50 51 # Encode the value of TARGET_RECOVERY_UPDATER_LIBS into the filename of the dependency. 52 # So if TARGET_RECOVERY_UPDATER_LIBS is changed, a new dependency file will be generated. 53 # Note that we have to remove any existing depency files before creating new one, 54 # so no obsolete dependecy file gets used if you switch back to an old value. 55 inc_dep_file := $(inc).dep.$(subst $(space),-,$(sort $(TARGET_RECOVERY_UPDATER_LIBS))) 56 $(inc_dep_file): stem := $(inc).dep 57 $(inc_dep_file) : 58 $(hide) mkdir -p $(dir $@) 59 $(hide) rm -f $(stem).* 60 $(hide) touch $@ 61 62 $(inc) : libs := $(TARGET_RECOVERY_UPDATER_LIBS) 63 $(inc) : $(inc_dep_file) 64 $(hide) mkdir -p $(dir $@) 65 $(hide) echo "" > $@ 66 $(hide) $(foreach lib,$(libs),echo "extern void Register_$(lib)(void);" >> $@;) 67 $(hide) echo "void RegisterDeviceExtensions() {" >> $@ 68 $(hide) $(foreach lib,$(libs),echo " Register_$(lib)();" >> $@;) 69 $(hide) echo "}" >> $@ 70 71 $(call intermediates-dir-for,EXECUTABLES,updater)/updater.o : $(inc) 72 LOCAL_C_INCLUDES += $(dir $(inc)) 73 74 inc := 75 inc_dep_file := 76 77 LOCAL_MODULE := updater 78 79 LOCAL_FORCE_STATIC_EXECUTABLE := true 80 81 include $(BUILD_EXECUTABLE) 82