Use PRIVATE_POST_INSTALL_CMD to simplify executable_prefer_symlink.mk

# include this makefile to create the LOCAL_MODULE symlink to the primary version binary.

# but this requires the primary version name specified via LOCAL_MODULE_STEM_32 or LOCAL_MODULE_STEM_64,

# and different with the LOCAL_MODULE value

# Include this makefile to create the LOCAL_MODULE symlink to the primary version binary.

# Include this file only after "include $(BUILD_EXECUTABLE)".

# It requires the primary version name specified via LOCAL_MODULE_STEM_32 or LOCAL_MODULE_STEM_64,

# and different from the LOCAL_MODULE value.

#

# Note: now only limited to the binaries that will be installed under system/bin directory

# Note: now only limited to the binaries that will be installed under system/bin directory.

# Create link to the one used depending on the target

# configuration. Note that we require the TARGET_IS_64_BIT

# check because 32 bit targets may not define TARGET_PREFER_32_BIT_APPS

# et al. since those variables make no sense in that context.

ifneq ($(LOCAL_IS_HOST_MODULE),true)

  my_symlink := $(addprefix $(TARGET_OUT)/bin/, $(LOCAL_MODULE))

  my_symlink := $(TARGET_OUT)/bin/$(LOCAL_MODULE)

  ifeq ($(TARGET_IS_64_BIT),true)

    ifeq ($(TARGET_SUPPORTS_64_BIT_APPS)|$(TARGET_SUPPORTS_32_BIT_APPS),true|true)

      # We support both 32 and 64 bit apps, so we will have to

      # base our decision on whether the target prefers one or the

      # other.

      ifeq ($(TARGET_PREFER_32_BIT_APPS),true)

        $(my_symlink): PRIVATE_SRC_BINARY_NAME := $(LOCAL_MODULE_STEM_32)

        my_symlink_tgt := $(LOCAL_MODULE_STEM_32)

      else

        $(my_symlink): PRIVATE_SRC_BINARY_NAME := $(LOCAL_MODULE_STEM_64)

        my_symlink_tgt := $(LOCAL_MODULE_STEM_64)

      endif

    else ifeq ($(TARGET_SUPPORTS_64_BIT_APPS),true)

      # We support only 64 bit apps.

      $(my_symlink): PRIVATE_SRC_BINARY_NAME := $(LOCAL_MODULE_STEM_64)

      my_symlink_tgt := $(LOCAL_MODULE_STEM_64)

    else

      # We support only 32 bit apps.

      $(my_symlink): PRIVATE_SRC_BINARY_NAME := $(LOCAL_MODULE_STEM_32)

      my_symlink_tgt := $(LOCAL_MODULE_STEM_32)

    endif

  else

    $(my_symlink): PRIVATE_SRC_BINARY_NAME := $(LOCAL_MODULE_STEM_32)

    my_symlink_tgt := $(LOCAL_MODULE_STEM_32)

  endif

else

  my_symlink := $(addprefix $(HOST_OUT)/bin/, $(LOCAL_MODULE))

  my_symlink := $(HOST_OUT)/bin/$(LOCAL_MODULE)

  ifneq ($(HOST_PREFER_32_BIT),true)

$(my_symlink): PRIVATE_SRC_BINARY_NAME := $(LOCAL_MODULE_STEM_64)

    my_symlink_tgt := $(LOCAL_MODULE_STEM_64)

  else

$(my_symlink): PRIVATE_SRC_BINARY_NAME := $(LOCAL_MODULE_STEM_32)

    my_symlink_tgt := $(LOCAL_MODULE_STEM_32)

  endif

endif

$(my_symlink): $(LOCAL_INSTALLED_MODULE) $(LOCAL_MODULE_MAKEFILE)

	@echo "Symlink: $@ -> $(PRIVATE_SRC_BINARY_NAME)"

	@mkdir -p $(dir $@)

	@rm -rf $@

	$(hide) ln -sf $(PRIVATE_SRC_BINARY_NAME) $@

# We need this so that the installed files could be picked up based on the

# local module name

ALL_MODULES.$(LOCAL_MODULE).INSTALLED += $(my_symlink)

# Create the symlink when you run mm/mmm or "make <module_name>"

$(LOCAL_MODULE) : $(my_symlink)

# Create the symlink as a post-install command.

$(LOCAL_INSTALLED_MODULE): PRIVATE_POST_INSTALL_CMD += \

    ln -sf $(my_symlink_tgt) $(my_symlink)

my_symlink_tgt :=

my_symlink :=