core/install_jni_libs_internal.mk

   1 # Install jni libraries for one arch.
   2 # Input variables:
   3 #   my_2nd_arch_prefix: indicate if this is for TARGET_2ND_ARCH.
   4 #   my_embed_jni: indicate if we want to embed the jni libs in the apk.
   5 #   my_prebuilt_jni_libs
   6 #   my_installed_module_stem (from configure_module_stem.mk)
   7 #   partition_tag (from base_rules.mk)
   8 #   my_prebuilt_src_file (from prebuilt_internal.mk)
   9 #
  10 # Output variables:
  11 #   my_jni_shared_libraries, my_jni_shared_libraries_abi, if we are going to embed the libraries into the apk;
  12 #   my_embedded_prebuilt_jni_libs, prebuilt jni libs embedded in prebuilt apk.
  13 #
  14
  15 my_jni_shared_libraries := \
  16     $(addprefix $($(my_2nd_arch_prefix)TARGET_OUT_INTERMEDIATE_LIBRARIES)/, \
  17       $(addsuffix .so, \
  18           $(LOCAL_JNI_SHARED_LIBRARIES)))
  19
  20 # App-specific lib path.
  21 my_app_lib_path := $(dir $(LOCAL_INSTALLED_MODULE))lib/$(TARGET_$(my_2nd_arch_prefix)ARCH)
  22 my_embedded_prebuilt_jni_libs :=
  23
  24 ifdef my_embed_jni
  25 # App explicitly requires the prebuilt NDK stl shared libraies.
  26 # The NDK stl shared libraries should never go to the system image.
  27 ifneq ($(filter $(LOCAL_NDK_STL_VARIANT), stlport_shared c++_shared),)
  28 ifndef LOCAL_SDK_VERSION
  29 $(error LOCAL_SDK_VERSION must be defined with LOCAL_NDK_STL_VARIANT, \
  30     LOCAL_PACKAGE_NAME=$(LOCAL_PACKAGE_NAME))
  31 endif
  32 endif
  33 ifeq (stlport_shared,$(LOCAL_NDK_STL_VARIANT))
  34 my_jni_shared_libraries += \
  35     $(HISTORICAL_NDK_VERSIONS_ROOT)/current/sources/cxx-stl/stlport/libs/$(TARGET_$(my_2nd_arch_prefix)CPU_ABI)/libstlport_shared.so
  36 else ifeq (c++_shared,$(LOCAL_NDK_STL_VARIANT))
  37 my_jni_shared_libraries += \
  38     $(HISTORICAL_NDK_VERSIONS_ROOT)/current/sources/cxx-stl/llvm-libc++/libs/$(TARGET_$(my_2nd_arch_prefix)CPU_ABI)/libc++_shared.so
  39 endif
  40
  41 # Set the abi directory used by the local JNI shared libraries.
  42 # (Doesn't change how the local shared libraries are compiled, just
  43 # sets where they are stored in the apk.)
  44 ifeq ($(LOCAL_JNI_SHARED_LIBRARIES_ABI),)
  45     my_jni_shared_libraries_abi := $(TARGET_$(my_2nd_arch_prefix)CPU_ABI)
  46 else
  47     my_jni_shared_libraries_abi := $(LOCAL_JNI_SHARED_LIBRARIES_ABI)
  48 endif
  49
  50 else  # not my_embed_jni
  51
  52 my_jni_shared_libraries := $(strip $(my_jni_shared_libraries))
  53 ifneq ($(my_jni_shared_libraries),)
  54 # The jni libaries will be installed to the system.img.
  55 my_jni_filenames := $(notdir $(my_jni_shared_libraries))
  56 # Make sure the JNI libraries get installed
  57 my_shared_library_path := $($(my_2nd_arch_prefix)TARGET_OUT$(partition_tag)_SHARED_LIBRARIES)
  58 # Do not use order-only dependency, because we want to rebuild the image if an jni is updated.
  59 $(LOCAL_INSTALLED_MODULE) : $(addprefix $(my_shared_library_path)/, $(my_jni_filenames))
  60
  61 # Create symlink in the app specific lib path
  62 ifdef LOCAL_POST_INSTALL_CMD
  63 # Add a shell command separator
  64 LOCAL_POST_INSTALL_CMD += ;
  65 endif
  66
  67 my_symlink_target_dir := $(patsubst $(PRODUCT_OUT)%,%,\
  68     $(my_shared_library_path))
  69 LOCAL_POST_INSTALL_CMD += \
  70   mkdir -p $(my_app_lib_path) \
  71   $(foreach lib, $(my_jni_filenames), ;ln -sf $(my_symlink_target_dir)/$(lib) $(my_app_lib_path)/$(lib))
  72 $(LOCAL_INSTALLED_MODULE): PRIVATE_POST_INSTALL_CMD := $(LOCAL_POST_INSTALL_CMD)
  73
  74 # Clear jni_shared_libraries to not embed it into the apk.
  75 my_jni_shared_libraries :=
  76 endif  # $(my_jni_shared_libraries) not empty
  77 endif  # my_embed_jni
  78
  79 ifdef my_prebuilt_jni_libs
  80 # Files like @lib/<abi>/libfoo.so (path inside the apk) are JNI libs embedded prebuilt apk;
  81 # Files like path/to/libfoo.so (path relative to LOCAL_PATH) are prebuilts in the source tree.
  82 my_embedded_prebuilt_jni_libs := $(patsubst @%,%, \
  83     $(filter @%, $(my_prebuilt_jni_libs)))
  84
  85 # prebuilt JNI exsiting as separate source files.
  86 my_prebuilt_jni_libs := $(addprefix $(LOCAL_PATH)/, \
  87     $(filter-out @%, $(my_prebuilt_jni_libs)))
  88 ifdef my_prebuilt_jni_libs
  89 ifdef my_embed_jni
  90 # Embed my_prebuilt_jni_libs to the apk
  91 my_jni_shared_libraries += $(my_prebuilt_jni_libs)
  92 else # not my_embed_jni
  93 # Install my_prebuilt_jni_libs as separate files.
  94 $(foreach lib, $(my_prebuilt_jni_libs), \
  95     $(eval $(call copy-one-file, $(lib), $(my_app_lib_path)/$(notdir $(lib)))))
  96
  97 $(LOCAL_INSTALLED_MODULE) : $(addprefix $(my_app_lib_path)/, $(notdir $(my_prebuilt_jni_libs)))
  98 endif  # my_embed_jni
  99 endif  # inner my_prebuilt_jni_libs
 100 endif  # outer my_prebuilt_jni_libs