1 ###########################################################
2 ## Standard rules for building any target-side binaries
3 ## with dynamic linkage (dynamic libraries or executables
4 ## that link with dynamic libraries)
6 ## Files including this file must define a rule to build
7 ## the target $(linked_module).
8 ###########################################################
10 # This constraint means that we can hard-code any $(TARGET_*) variables.
11 ifdef LOCAL_IS_HOST_MODULE
12 $(error This file should not be used to build host binaries. Included by (or near) $(lastword $(filter-out config/%,$(MAKEFILE_LIST))))
15 # The name of the target file, without any path prepended.
16 # This duplicates logic from base_rules.mk because we need to
17 # know its results before base_rules.mk is included.
18 include $(BUILD_SYSTEM)/configure_module_stem.mk
20 intermediates := $(call local-intermediates-dir,,$(LOCAL_2ND_ARCH_VAR_PREFIX))
22 # Define the target that is the unmodified output of the linker.
23 # The basename of this target must be the same as the final output
24 # binary name, because it's used to set the "soname" in the binary.
25 # The includer of this file will define a rule to build this target.
26 linked_module := $(intermediates)/LINKED/$(my_built_module_stem)
28 ALL_ORIGINAL_DYNAMIC_BINARIES += $(linked_module)
30 # Because TARGET_SYMBOL_FILTER_FILE depends on ALL_ORIGINAL_DYNAMIC_BINARIES,
31 # the linked_module rules won't necessarily inherit the PRIVATE_
32 # variables from LOCAL_BUILT_MODULE. This tells binary.make to explicitly
33 # define the PRIVATE_ variables for linked_module as well as for
35 LOCAL_INTERMEDIATE_TARGETS := $(linked_module)
37 ###################################
38 include $(BUILD_SYSTEM)/binary.mk
39 ###################################
41 ###########################################################
43 ###########################################################
44 compress_input := $(linked_module)
46 ifeq ($(strip $(LOCAL_COMPRESS_MODULE_SYMBOLS)),)
47 LOCAL_COMPRESS_MODULE_SYMBOLS := $(strip $(TARGET_COMPRESS_MODULE_SYMBOLS))
50 ifeq ($(LOCAL_COMPRESS_MODULE_SYMBOLS),true)
51 $(error Symbol compression not yet supported.)
52 compress_output := $(intermediates)/COMPRESSED-$(my_built_module_stem)
54 #TODO: write the real $(STRIPPER) rule.
55 #TODO: define a rule to build TARGET_SYMBOL_FILTER_FILE, and
56 # make it depend on ALL_ORIGINAL_DYNAMIC_BINARIES.
57 $(compress_output): $(compress_input) $(TARGET_SYMBOL_FILTER_FILE) | $(ACP)
58 @echo "target Compress Symbols: $(PRIVATE_MODULE) ($@)"
59 $(copy-file-to-target)
62 compress_output := $(compress_input)
65 ###########################################################
66 ## Store a copy with symbols for symbolic debugging
67 ###########################################################
68 ifeq ($(LOCAL_UNSTRIPPED_PATH),)
69 my_unstripped_path := $(TARGET_OUT_UNSTRIPPED)/$(patsubst $(PRODUCT_OUT)/%,%,$(my_module_path))
71 my_unstripped_path := $(LOCAL_UNSTRIPPED_PATH)
73 symbolic_input := $(compress_output)
74 symbolic_output := $(my_unstripped_path)/$(my_installed_module_stem)
75 $(symbolic_output) : $(symbolic_input) | $(ACP)
76 @echo "target Symbolic: $(PRIVATE_MODULE) ($@)"
77 $(copy-file-to-target)
80 ###########################################################
82 ###########################################################
83 strip_input := $(symbolic_output)
84 strip_output := $(LOCAL_BUILT_MODULE)
86 my_strip_module := $(LOCAL_STRIP_MODULE)
87 ifeq ($(my_strip_module),)
88 my_strip_module := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_STRIP_MODULE)
91 ifeq ($(my_strip_module),true)
93 $(strip_output): PRIVATE_STRIP := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_STRIP)
94 $(strip_output): PRIVATE_OBJCOPY := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_OBJCOPY)
95 $(strip_output): $(strip_input) | $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_STRIP)
96 $(transform-to-stripped)
98 ifeq ($(my_strip_module),keep_symbols)
99 # Strip only the debug frames, but leave the symbol table.
100 $(strip_output): PRIVATE_STRIP := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_STRIP)
101 $(strip_output): PRIVATE_OBJCOPY := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_OBJCOPY)
102 $(strip_output): PRIVATE_READELF := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_READELF)
103 $(strip_output): $(strip_input) | $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_STRIP)
104 $(transform-to-stripped-keep-symbols)
106 # A product may be configured to strip everything in some build variants.
107 # We do the stripping as a post-install command so that LOCAL_BUILT_MODULE
108 # is still with the symbols and we don't need to clean it (and relink) when
109 # you switch build variant.
110 ifneq ($(filter $(STRIP_EVERYTHING_BUILD_VARIANTS),$(TARGET_BUILD_VARIANT)),)
111 $(LOCAL_INSTALLED_MODULE): PRIVATE_POST_INSTALL_CMD := \
112 $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_STRIP) --strip-all $(LOCAL_INSTALLED_MODULE)
115 # Don't strip the binary, just copy it. We can't skip this step
116 # because a copy of the binary must appear at LOCAL_BUILT_MODULE.
118 # If the binary we're copying is acp or a prerequisite,
120 ifneq ($(LOCAL_ACP_UNAVAILABLE),true)
121 $(strip_output): $(strip_input) | $(ACP)
122 @echo "target Unstripped: $(PRIVATE_MODULE) ($@)"
123 $(copy-file-to-target)
125 $(strip_output): $(strip_input)
126 @echo "target Unstripped: $(PRIVATE_MODULE) ($@)"
127 $(copy-file-to-target-with-cp)
130 endif # my_strip_module
133 $(cleantarget): PRIVATE_CLEAN_FILES += \