shared_library_internal.mk revision 7fbbc5d20547c8709c9da878583cb3aa3e3d7ae1 
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)
43ifeq ($(LOCAL_NO_LIBGCC),true)
44my_target_libgcc :=
45else
46my_target_libgcc := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_LIBGCC)
47endif
48my_target_libatomic := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_LIBATOMIC)
49ifeq ($(LOCAL_NO_CRT),true)
50my_target_crtbegin_so_o :=
51my_target_crtend_so_o :=
52else
53my_target_crtbegin_so_o := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_CRTBEGIN_SO_O)
54my_target_crtend_so_o := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_CRTEND_SO_O)
55endif
56ifdef LOCAL_SDK_VERSION
57# Make sure the prebuilt NDK paths are put ahead of the TARGET_GLOBAL_LD_DIRS,
58# so we don't have race condition when the system libraries (such as libc, libstdc++) are also built in the tree.
59my_target_global_ld_dirs := \
60    $(addprefix -L, $(patsubst %/,%,$(dir $(my_ndk_stl_shared_lib_fullpath))) \
61    $(my_ndk_sysroot_lib)) \
62    $(my_target_global_ld_dirs)
63my_target_global_ldflags := $(my_ndk_stl_shared_lib) $(my_target_global_ldflags)
64my_target_crtbegin_so_o := $(wildcard $(my_ndk_sysroot_lib)/crtbegin_so.o)
65my_target_crtend_so_o := $(wildcard $(my_ndk_sysroot_lib)/crtend_so.o)
66endif
67$(linked_module): PRIVATE_TARGET_GLOBAL_LD_DIRS := $(my_target_global_ld_dirs)
68$(linked_module): PRIVATE_TARGET_GLOBAL_LDFLAGS := $(my_target_global_ldflags)
69$(linked_module): PRIVATE_TARGET_LIBGCC := $(my_target_libgcc)
70$(linked_module): PRIVATE_TARGET_LIBATOMIC := $(my_target_libatomic)
71$(linked_module): PRIVATE_TARGET_CRTBEGIN_SO_O := $(my_target_crtbegin_so_o)
72$(linked_module): PRIVATE_TARGET_CRTEND_SO_O := $(my_target_crtend_so_o)
73
74$(linked_module): \
75        $(all_objects) \
76        $(all_libraries) \
77        $(my_target_crtbegin_so_o) \
78        $(my_target_crtend_so_o) \
79        $(LOCAL_MODULE_MAKEFILE_DEP) \
80        $(LOCAL_ADDITIONAL_DEPENDENCIES)
81	$(transform-o-to-shared-lib)
82
83endif  # skip_build_from_source
84