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dynamic_binary.mk
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###########################################################
## Standard rules for building any target-side binaries
## with dynamic linkage (dynamic libraries or executables
## that link with dynamic libraries)
##
## Files including this file must define a rule to build
## the target $(linked_module).
###########################################################
# This constraint means that we can hard-code any $(TARGET_*) variables.
ifdef LOCAL_IS_HOST_MODULE
$(error This file should not be used to build host binaries. Included by (or near) $(lastword $(filter-out config/%,$(MAKEFILE_LIST))))
endif
LOCAL_UNSTRIPPED_PATH := $(strip $(LOCAL_UNSTRIPPED_PATH))
ifeq ($(LOCAL_UNSTRIPPED_PATH),)
ifeq ($(LOCAL_MODULE_PATH),)
LOCAL_UNSTRIPPED_PATH := $(TARGET_OUT_$(LOCAL_MODULE_CLASS)_UNSTRIPPED)
else
# We have to figure out the corresponding unstripped path if LOCAL_MODULE_PATH is customized.
LOCAL_UNSTRIPPED_PATH := $(TARGET_OUT_UNSTRIPPED)/$(patsubst $(PRODUCT_OUT)/%,%,$(LOCAL_MODULE_PATH))
endif
endif
# The name of the target file, without any path prepended.
# TODO: This duplicates logic from base_rules.mk because we need to
# know its results before base_rules.mk is included.
# Consolidate the duplicates.
LOCAL_MODULE_STEM := $(strip $(LOCAL_MODULE_STEM))
ifeq ($(LOCAL_MODULE_STEM),)
LOCAL_MODULE_STEM := $(LOCAL_MODULE)
endif
LOCAL_INSTALLED_MODULE_STEM := $(LOCAL_MODULE_STEM)$(LOCAL_MODULE_SUFFIX)
LOCAL_BUILT_MODULE_STEM := $(LOCAL_INSTALLED_MODULE_STEM)
# base_rules.make defines $(intermediates), but we need its value
# before we include base_rules. Make a guess, and verify that
# it's correct once the real value is defined.
guessed_intermediates := $(call local-intermediates-dir)
# Define the target that is the unmodified output of the linker.
# The basename of this target must be the same as the final output
# binary name, because it's used to set the "soname" in the binary.
# The includer of this file will define a rule to build this target.
linked_module := $(guessed_intermediates)/LINKED/$(LOCAL_BUILT_MODULE_STEM)
ALL_ORIGINAL_DYNAMIC_BINARIES += $(linked_module)
# Because TARGET_SYMBOL_FILTER_FILE depends on ALL_ORIGINAL_DYNAMIC_BINARIES,
# the linked_module rules won't necessarily inherit the PRIVATE_
# variables from LOCAL_BUILT_MODULE. This tells binary.make to explicitly
# define the PRIVATE_ variables for linked_module as well as for
# LOCAL_BUILT_MODULE.
LOCAL_INTERMEDIATE_TARGETS := $(linked_module)
###################################
include $(BUILD_SYSTEM)/binary.mk
###################################
# Make sure that our guess at the value of intermediates was correct.
ifneq ($(intermediates),$(guessed_intermediates))
$(error Internal error: guessed path '$(guessed_intermediates)' doesn't match '$(intermediates))
endif
###########################################################
## Compress
###########################################################
compress_input := $(linked_module)
ifeq ($(strip $(LOCAL_COMPRESS_MODULE_SYMBOLS)),)
LOCAL_COMPRESS_MODULE_SYMBOLS := $(strip $(TARGET_COMPRESS_MODULE_SYMBOLS))
endif
ifeq ($(LOCAL_COMPRESS_MODULE_SYMBOLS),true)
$(error Symbol compression not yet supported.)
compress_output := $(intermediates)/COMPRESSED-$(LOCAL_BUILT_MODULE_STEM)
#TODO: write the real $(STRIPPER) rule.
#TODO: define a rule to build TARGET_SYMBOL_FILTER_FILE, and
# make it depend on ALL_ORIGINAL_DYNAMIC_BINARIES.
$(compress_output): $(compress_input) $(TARGET_SYMBOL_FILTER_FILE) | $(ACP)
@echo -e ${CL_GRN}"target Compress Symbols:"${CL_RST}" $(PRIVATE_MODULE) ($@)"
$(copy-file-to-target)
else
# Skip this step.
compress_output := $(compress_input)
endif
###########################################################
## Store a copy with symbols for symbolic debugging
###########################################################
symbolic_input := $(compress_output)
symbolic_output := $(LOCAL_UNSTRIPPED_PATH)/$(LOCAL_BUILT_MODULE_STEM)
$(symbolic_output) : $(symbolic_input) | $(ACP)
@echo -e ${CL_GRN}"target Symbolic:"${CL_RST}" $(PRIVATE_MODULE) ($@)"
$(copy-file-to-target)
###########################################################
## Strip
###########################################################
strip_input := $(symbolic_output)
strip_output := $(LOCAL_BUILT_MODULE)
ifeq ($(strip $(LOCAL_STRIP_MODULE)),)
LOCAL_STRIP_MODULE := $(strip $(TARGET_STRIP_MODULE))
endif
ifeq ($(LOCAL_STRIP_MODULE),true)
# Strip the binary
$(strip_output): $(strip_input) | $(TARGET_STRIP)
$(transform-to-stripped)
else
# Don't strip the binary, just copy it. We can't skip this step
# because a copy of the binary must appear at LOCAL_BUILT_MODULE.
#
# If the binary we're copying is acp or a prerequisite,
# use cp(1) instead.
ifneq ($(LOCAL_ACP_UNAVAILABLE),true)
$(strip_output): $(strip_input) | $(ACP)
@echo -e ${CL_GRN}"target Unstripped:"${CL_RST}" $(PRIVATE_MODULE) ($@)"
$(copy-file-to-target)
else
$(strip_output): $(strip_input)
@echo -e ${CL_GRN}"target Unstripped:"${CL_RST}" $(PRIVATE_MODULE) ($@)"
$(copy-file-to-target-with-cp)
endif
endif # LOCAL_STRIP_MODULE
$(cleantarget): PRIVATE_CLEAN_FILES := \
$(PRIVATE_CLEAN_FILES) \
$(linked_module) \
$(symbolic_output) \
$(compress_output)