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      1 # Copyright (C) 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 #
     15 
     16 # this file is included repeatedly from build/core/main.mk
     17 # and is used to prepare for app-specific build rules.
     18 #
     19 
     20 $(call assert-defined,_app)
     21 
     22 _map := NDK_APP.$(_app)
     23 
     24 # ok, let's parse all Android.mk source files in order to build
     25 # the modules for this app.
     26 #
     27 
     28 # Restore the APP_XXX variables just for this pass as NDK_APP_XXX
     29 #
     30 NDK_APP_NAME           := $(_app)
     31 NDK_APP_APPLICATION_MK := $(call get,$(_map),Application.mk)
     32 
     33 $(foreach __name,$(NDK_APP_VARS),\
     34   $(eval NDK_$(__name) := $(call get,$(_map),$(__name)))\
     35 )
     36 
     37 # make the application depend on the modules it requires
     38 .PHONY: ndk-app-$(_app)
     39 ndk-app-$(_app): $(NDK_APP_MODULES)
     40 all: ndk-app-$(_app)
     41 
     42 # which platform/abi/toolchain are we going to use?
     43 TARGET_PLATFORM := $(call get,$(_map),APP_PLATFORM)
     44 
     45 # The ABI(s) to use
     46 NDK_APP_ABI := $(strip $(NDK_APP_ABI))
     47 ifndef NDK_APP_ABI
     48     # the default ABI for now is armeabi
     49     NDK_APP_ABI := armeabi
     50 endif
     51 
     52 NDK_ABI_FILTER := $(strip $(NDK_ABI_FILTER))
     53 ifdef NDK_ABI_FILTER
     54     $(eval $(NDK_ABI_FILTER))
     55 endif
     56 
     57 # If APP_ABI is 'all', then set it to all supported ABIs
     58 # Otherwise, check that we don't have an invalid value here.
     59 #
     60 ifeq ($(NDK_APP_ABI),all)
     61     NDK_APP_ABI := $(NDK_KNOWN_ABIS)
     62 else
     63     # Plug in the unknown
     64     _unknown_abis := $(strip $(filter-out $(NDK_ALL_ABIS),$(NDK_APP_ABI)))
     65     ifneq ($(_unknown_abis),)
     66         ifeq (1,$(words $(filter-out $(NDK_KNOWN_ARCHS),$(NDK_FOUND_ARCHS))))
     67             ifneq ($(filter %all,$(_unknown_abis)),)
     68                 _unknown_abis_prefix := $(_unknown_abis:%all=%)
     69                 NDK_APP_ABI := $(NDK_KNOWN_ABIS:%=$(_unknown_abis_prefix)%)
     70             else
     71                 $(foreach _abi,$(NDK_KNOWN_ABIS),\
     72                     $(eval _unknown_abis := $(subst $(_abi),,$(_unknown_abis)))\
     73                 )
     74                 _unknown_abis_prefix := $(sort $(_unknown_abis))
     75             endif
     76             ifeq (1,$(words $(_unknown_abis_prefix)))
     77                 NDK_APP_ABI := $(subst $(_unknown_abis_prefix),$(filter-out $(NDK_KNOWN_ARCHS),$(NDK_FOUND_ARCHS)),$(NDK_APP_ABI))
     78             endif
     79         endif
     80     endif
     81     # check the target ABIs for this application
     82     _bad_abis = $(strip $(filter-out $(NDK_ALL_ABIS),$(NDK_APP_ABI)))
     83     ifneq ($(_bad_abis),)
     84         $(call __ndk_info,NDK Application '$(_app)' targets unknown ABI(s): $(_bad_abis))
     85         $(call __ndk_info,Please fix the APP_ABI definition in $(NDK_APP_APPLICATION_MK))
     86         $(call __ndk_error,Aborting)
     87     endif
     88 endif
     89 
     90 # Clear all installed binaries for this application
     91 # This ensures that if the build fails, you're not going to mistakenly
     92 # package an obsolete version of it. Or if you change the ABIs you're targetting,
     93 # you're not going to leave a stale shared library for the old one.
     94 #
     95 ifeq ($(NDK_APP.$(_app).cleaned_binaries),)
     96     NDK_APP.$(_app).cleaned_binaries := true
     97     clean-installed-binaries::
     98 	$(hide) $(call host-rm,$(NDK_ALL_ABIS:%=$(NDK_APP_PROJECT_PATH)/libs/%/lib*$(TARGET_SONAME_EXTENSION)))
     99 	$(hide) $(call host-rm,$(NDK_ALL_ABIS:%=$(NDK_APP_PROJECT_PATH)/libs/%/gdbserver))
    100 	$(hide) $(call host-rm,$(NDK_ALL_ABIS:%=$(NDK_APP_PROJECT_PATH)/libs/%/gdb.setup))
    101 endif
    102 
    103 $(foreach _abi,$(NDK_APP_ABI),\
    104     $(eval TARGET_ARCH_ABI := $(_abi))\
    105     $(eval include $(BUILD_SYSTEM)/setup-abi.mk) \
    106 )
    107