• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1# Copyright 2009 The Android Open Source Project
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#      http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15LOCAL_PATH := $(call my-dir)
16
17updater_src_files := \
18	install.cpp \
19	blockimg.cpp \
20	updater.cpp
21
22#
23# Build a statically-linked binary to include in OTA packages
24#
25include $(CLEAR_VARS)
26
27# Build only in eng, so we don't end up with a copy of this in /system
28# on user builds.  (TODO: find a better way to build device binaries
29# needed only for OTA packages.)
30LOCAL_MODULE_TAGS := eng
31
32LOCAL_CLANG := true
33
34LOCAL_SRC_FILES := $(updater_src_files)
35
36LOCAL_STATIC_LIBRARIES += libfec libfec_rs libext4_utils_static libsquashfs_utils libcrypto_static
37
38ifeq ($(TARGET_USERIMAGES_USE_EXT4), true)
39LOCAL_CFLAGS += -DUSE_EXT4
40LOCAL_CFLAGS += -Wno-unused-parameter
41LOCAL_C_INCLUDES += system/extras/ext4_utils
42LOCAL_STATIC_LIBRARIES += \
43    libsparse_static \
44    libz
45endif
46
47LOCAL_STATIC_LIBRARIES += $(TARGET_RECOVERY_UPDATER_LIBS) $(TARGET_RECOVERY_UPDATER_EXTRA_LIBS)
48LOCAL_STATIC_LIBRARIES += libapplypatch libbase libotafault libedify libmtdutils libminzip libz
49LOCAL_STATIC_LIBRARIES += libbz
50LOCAL_STATIC_LIBRARIES += libcutils liblog libc
51LOCAL_STATIC_LIBRARIES += libselinux
52tune2fs_static_libraries := \
53 libext2_com_err \
54 libext2_blkid \
55 libext2_quota \
56 libext2_uuid_static \
57 libext2_e2p \
58 libext2fs
59LOCAL_STATIC_LIBRARIES += libtune2fs $(tune2fs_static_libraries)
60
61LOCAL_C_INCLUDES += external/e2fsprogs/misc
62LOCAL_C_INCLUDES += $(LOCAL_PATH)/..
63
64# Each library in TARGET_RECOVERY_UPDATER_LIBS should have a function
65# named "Register_<libname>()".  Here we emit a little C function that
66# gets #included by updater.c.  It calls all those registration
67# functions.
68
69# Devices can also add libraries to TARGET_RECOVERY_UPDATER_EXTRA_LIBS.
70# These libs are also linked in with updater, but we don't try to call
71# any sort of registration function for these.  Use this variable for
72# any subsidiary static libraries required for your registered
73# extension libs.
74
75inc := $(call intermediates-dir-for,PACKAGING,updater_extensions)/register.inc
76
77# Encode the value of TARGET_RECOVERY_UPDATER_LIBS into the filename of the dependency.
78# So if TARGET_RECOVERY_UPDATER_LIBS is changed, a new dependency file will be generated.
79# Note that we have to remove any existing depency files before creating new one,
80# so no obsolete dependecy file gets used if you switch back to an old value.
81inc_dep_file := $(inc).dep.$(subst $(space),-,$(sort $(TARGET_RECOVERY_UPDATER_LIBS)))
82$(inc_dep_file): stem := $(inc).dep
83$(inc_dep_file) :
84	$(hide) mkdir -p $(dir $@)
85	$(hide) rm -f $(stem).*
86	$(hide) touch $@
87
88$(inc) : libs := $(TARGET_RECOVERY_UPDATER_LIBS)
89$(inc) : $(inc_dep_file)
90	$(hide) mkdir -p $(dir $@)
91	$(hide) echo "" > $@
92	$(hide) $(foreach lib,$(libs),echo "extern void Register_$(lib)(void);" >> $@;)
93	$(hide) echo "void RegisterDeviceExtensions() {" >> $@
94	$(hide) $(foreach lib,$(libs),echo "  Register_$(lib)();" >> $@;)
95	$(hide) echo "}" >> $@
96
97$(call intermediates-dir-for,EXECUTABLES,updater,,,$(TARGET_PREFER_32_BIT))/updater.o : $(inc)
98LOCAL_C_INCLUDES += $(dir $(inc))
99
100inc :=
101inc_dep_file :=
102
103LOCAL_MODULE := updater
104
105LOCAL_FORCE_STATIC_EXECUTABLE := true
106
107include $(BUILD_EXECUTABLE)
108