shared_library_internal.mk revision 0c87f3d733f289978dd2fa6fd4df324a52f0a4f4 
1###########################################################
2## Standard rules for building a normal shared library.
3##
4## Additional inputs from base_rules.make:
5## None.
6##
7## LOCAL_MODULE_SUFFIX will be set for you.
8###########################################################
9
10ifeq ($(strip $(LOCAL_MODULE_CLASS)),)
11LOCAL_MODULE_CLASS := SHARED_LIBRARIES
12endif
13ifeq ($(strip $(LOCAL_MODULE_SUFFIX)),)
14LOCAL_MODULE_SUFFIX := $(TARGET_SHLIB_SUFFIX)
15endif
16ifneq ($(strip $(OVERRIDE_BUILT_MODULE_PATH)),)
17$(error $(LOCAL_PATH): Illegal use of OVERRIDE_BUILT_MODULE_PATH)
18endif
19ifneq ($(strip $(LOCAL_MODULE_STEM)$(LOCAL_BUILT_MODULE_STEM)$(LOCAL_MODULE_STEM_32)$(LOCAL_MODULE_STEM_64)),)
20$(error $(LOCAL_PATH): Cannot set module stem for a library)
21endif
22
23$(call target-shared-library-hook)
24
25skip_build_from_source :=
26ifdef LOCAL_PREBUILT_MODULE_FILE
27ifeq (,$(call if-build-from-source,$(LOCAL_MODULE),$(LOCAL_PATH)))
28include $(BUILD_SYSTEM)/prebuilt_internal.mk
29skip_build_from_source := true
30endif
31endif
32
33ifndef skip_build_from_source
34
35# Put the built targets of all shared libraries in a common directory
36# to simplify the link line.
37OVERRIDE_BUILT_MODULE_PATH := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_OUT_INTERMEDIATE_LIBRARIES)
38
39include $(BUILD_SYSTEM)/dynamic_binary.mk
40
41# Define PRIVATE_ variables from global vars
42my_target_global_ld_dirs := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_GLOBAL_LD_DIRS)
43my_target_fdo_lib := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_FDO_LIB)
44my_target_libgcc := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_LIBGCC)
45my_target_libatomic := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_LIBATOMIC)
46my_target_crtbegin_so_o := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_CRTBEGIN_SO_O)
47my_target_crtend_so_o := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_CRTEND_SO_O)
48ifdef LOCAL_SDK_VERSION
49# Make sure the prebuilt NDK paths are put ahead of the TARGET_GLOBAL_LD_DIRS,
50# so we don't have race condition when the system libraries (such as libc, libstdc++) are also built in the tree.
51my_target_global_ld_dirs := \
52    $(addprefix -L, $(patsubst %/,%,$(dir $(my_ndk_stl_shared_lib_fullpath))) \
53    $(my_ndk_sysroot_lib)) \
54    $(my_target_global_ld_dirs)
55my_target_global_ldflags := $(my_ndk_stl_shared_lib) $(my_target_global_ldflags)
56my_target_crtbegin_so_o := $(wildcard $(my_ndk_sysroot_lib)/crtbegin_so.o)
57my_target_crtend_so_o := $(wildcard $(my_ndk_sysroot_lib)/crtend_so.o)
58endif
59$(linked_module): PRIVATE_TARGET_GLOBAL_LD_DIRS := $(my_target_global_ld_dirs)
60$(linked_module): PRIVATE_TARGET_GLOBAL_LDFLAGS := $(my_target_global_ldflags)
61$(linked_module): PRIVATE_TARGET_FDO_LIB := $(my_target_fdo_lib)
62$(linked_module): PRIVATE_TARGET_LIBGCC := $(my_target_libgcc)
63$(linked_module): PRIVATE_TARGET_LIBATOMIC := $(my_target_libatomic)
64$(linked_module): PRIVATE_TARGET_CRTBEGIN_SO_O := $(my_target_crtbegin_so_o)
65$(linked_module): PRIVATE_TARGET_CRTEND_SO_O := $(my_target_crtend_so_o)
66
67$(linked_module): $(all_objects) $(all_libraries) \
68                  $(LOCAL_ADDITIONAL_DEPENDENCIES) \
69                  $(my_target_crtbegin_so_o) $(my_target_crtend_so_o)
70	$(transform-o-to-shared-lib)
71
72endif  # skip_build_from_source
73