73 lines
2.6 KiB
Makefile
73 lines
2.6 KiB
Makefile
# Copyright 2009 The Android Open Source Project
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LOCAL_PATH := $(call my-dir)
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updater_src_files := \
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install.c \
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updater.c
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#
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# Build a statically-linked binary to include in OTA packages
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#
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include $(CLEAR_VARS)
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# Build only in eng, so we don't end up with a copy of this in /system
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# on user builds. (TODO: find a better way to build device binaries
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# needed only for OTA packages.)
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LOCAL_MODULE_TAGS := eng
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LOCAL_SRC_FILES := $(updater_src_files)
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ifeq ($(TARGET_USERIMAGES_USE_EXT4), true)
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LOCAL_CFLAGS += -DUSE_EXT4
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LOCAL_C_INCLUDES += system/extras/ext4_utils
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LOCAL_STATIC_LIBRARIES += libext4_utils libz
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endif
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LOCAL_STATIC_LIBRARIES += $(TARGET_RECOVERY_UPDATER_LIBS) $(TARGET_RECOVERY_UPDATER_EXTRA_LIBS)
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LOCAL_STATIC_LIBRARIES += libapplypatch libedify libmtdutils libminzip libz
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LOCAL_STATIC_LIBRARIES += libmincrypt libbz
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LOCAL_STATIC_LIBRARIES += libminelf
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LOCAL_STATIC_LIBRARIES += libcutils libstdc++ libc
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LOCAL_C_INCLUDES += $(LOCAL_PATH)/..
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# Each library in TARGET_RECOVERY_UPDATER_LIBS should have a function
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# named "Register_<libname>()". Here we emit a little C function that
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# gets #included by updater.c. It calls all those registration
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# functions.
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# Devices can also add libraries to TARGET_RECOVERY_UPDATER_EXTRA_LIBS.
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# These libs are also linked in with updater, but we don't try to call
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# any sort of registration function for these. Use this variable for
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# any subsidiary static libraries required for your registered
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# extension libs.
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inc := $(call intermediates-dir-for,PACKAGING,updater_extensions)/register.inc
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# During the first pass of reading the makefiles, we dump the list of
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# extension libs to a temp file, then copy that to the ".list" file if
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# it is different than the existing .list (if any). The register.inc
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# file then uses the .list as a prerequisite, so it is only rebuilt
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# (and updater.o recompiled) when the list of extension libs changes.
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junk := $(shell mkdir -p $(dir $(inc));\
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echo $(TARGET_RECOVERY_UPDATER_LIBS) > $(inc).temp;\
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diff -q $(inc).temp $(inc).list 2>/dev/null || cp -f $(inc).temp $(inc).list)
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$(inc) : libs := $(TARGET_RECOVERY_UPDATER_LIBS)
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$(inc) : $(inc).list
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$(hide) mkdir -p $(dir $@)
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$(hide) echo "" > $@
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$(hide) $(foreach lib,$(libs),echo "extern void Register_$(lib)(void);" >> $@;)
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$(hide) echo "void RegisterDeviceExtensions() {" >> $@
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$(hide) $(foreach lib,$(libs),echo " Register_$(lib)();" >> $@;)
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$(hide) echo "}" >> $@
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$(call intermediates-dir-for,EXECUTABLES,updater)/updater.o : $(inc)
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LOCAL_C_INCLUDES += $(dir $(inc))
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LOCAL_MODULE := updater
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LOCAL_FORCE_STATIC_EXECUTABLE := true
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include $(BUILD_EXECUTABLE)
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