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Doug Zongker9931f7f2009-06-10 14:11:53 -07001# Copyright 2009 The Android Open Source Project
2
3LOCAL_PATH := $(call my-dir)
4
5updater_src_files := \
6 install.c \
7 updater.c
8
9#
Doug Zongkerad3db092009-06-26 13:38:55 -070010# Build a statically-linked binary to include in OTA packages
Doug Zongker9931f7f2009-06-10 14:11:53 -070011#
12include $(CLEAR_VARS)
13
Doug Zongkerad3db092009-06-26 13:38:55 -070014# 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.)
17LOCAL_MODULE_TAGS := eng
18
Doug Zongker9931f7f2009-06-10 14:11:53 -070019LOCAL_SRC_FILES := $(updater_src_files)
20
Doug Zongker3d177d02010-07-01 09:18:44 -070021ifeq ($(TARGET_USERIMAGES_USE_EXT4), true)
22LOCAL_CFLAGS += -DUSE_EXT4
23LOCAL_C_INCLUDES += system/extras/ext4_utils
24LOCAL_STATIC_LIBRARIES += libext4_utils libz
25endif
26
27LOCAL_STATIC_LIBRARIES += $(TARGET_RECOVERY_UPDATER_LIBS) $(TARGET_RECOVERY_UPDATER_EXTRA_LIBS)
Doug Zongker2b0fdc62009-06-19 11:22:06 -070028LOCAL_STATIC_LIBRARIES += libapplypatch libedify libmtdutils libminzip libz
Doug Zongker8edb00c2009-06-11 17:21:44 -070029LOCAL_STATIC_LIBRARIES += libmincrypt libbz
Hristo Bojinovdb314d62010-08-02 10:29:49 -070030LOCAL_STATIC_LIBRARIES += libminelf
Doug Zongker9931f7f2009-06-10 14:11:53 -070031LOCAL_STATIC_LIBRARIES += libcutils libstdc++ libc
32LOCAL_C_INCLUDES += $(LOCAL_PATH)/..
33
Doug Zongker2b0fdc62009-06-19 11:22:06 -070034# Each library in TARGET_RECOVERY_UPDATER_LIBS should have a function
35# named "Register_<libname>()". Here we emit a little C function that
36# gets #included by updater.c. It calls all those registration
37# functions.
38
39# Devices can also add libraries to TARGET_RECOVERY_UPDATER_EXTRA_LIBS.
40# These libs are also linked in with updater, but we don't try to call
41# any sort of registration function for these. Use this variable for
42# any subsidiary static libraries required for your registered
43# extension libs.
44
45inc := $(call intermediates-dir-for,PACKAGING,updater_extensions)/register.inc
46
47# During the first pass of reading the makefiles, we dump the list of
48# extension libs to a temp file, then copy that to the ".list" file if
49# it is different than the existing .list (if any). The register.inc
50# file then uses the .list as a prerequisite, so it is only rebuilt
51# (and updater.o recompiled) when the list of extension libs changes.
52
53junk := $(shell mkdir -p $(dir $(inc));\
54 echo $(TARGET_RECOVERY_UPDATER_LIBS) > $(inc).temp;\
Ying Wangb4277c22010-07-20 17:31:04 -070055 diff -q $(inc).temp $(inc).list 2>/dev/null || cp -f $(inc).temp $(inc).list)
Doug Zongker2b0fdc62009-06-19 11:22:06 -070056
57$(inc) : libs := $(TARGET_RECOVERY_UPDATER_LIBS)
58$(inc) : $(inc).list
59 $(hide) mkdir -p $(dir $@)
60 $(hide) echo "" > $@
61 $(hide) $(foreach lib,$(libs),echo "extern void Register_$(lib)(void);" >> $@)
62 $(hide) echo "void RegisterDeviceExtensions() {" >> $@
63 $(hide) $(foreach lib,$(libs),echo " Register_$(lib)();" >> $@)
64 $(hide) echo "}" >> $@
65
66$(call intermediates-dir-for,EXECUTABLES,updater)/updater.o : $(inc)
67LOCAL_C_INCLUDES += $(dir $(inc))
68
Doug Zongker9931f7f2009-06-10 14:11:53 -070069LOCAL_MODULE := updater
70
71LOCAL_FORCE_STATIC_EXECUTABLE := true
72
73include $(BUILD_EXECUTABLE)