platform_build/core/shared_library_internal.mk

83 lines
3.1 KiB
Makefile

###########################################################
## Standard rules for building a normal shared library.
##
## Additional inputs from base_rules.make:
## None.
##
## LOCAL_MODULE_SUFFIX will be set for you.
###########################################################
ifeq ($(strip $(LOCAL_MODULE_CLASS)),)
LOCAL_MODULE_CLASS := SHARED_LIBRARIES
endif
ifeq ($(strip $(LOCAL_MODULE_SUFFIX)),)
LOCAL_MODULE_SUFFIX := $(TARGET_SHLIB_SUFFIX)
endif
ifneq ($(strip $(OVERRIDE_BUILT_MODULE_PATH)),)
$(error $(LOCAL_PATH): Illegal use of OVERRIDE_BUILT_MODULE_PATH)
endif
ifneq ($(strip $(LOCAL_MODULE_STEM)$(LOCAL_BUILT_MODULE_STEM)$(LOCAL_MODULE_STEM_32)$(LOCAL_MODULE_STEM_64)),)
$(error $(LOCAL_PATH): Cannot set module stem for a library)
endif
$(call target-shared-library-hook)
skip_build_from_source :=
ifdef LOCAL_PREBUILT_MODULE_FILE
ifeq (,$(call if-build-from-source,$(LOCAL_MODULE),$(LOCAL_PATH)))
include $(BUILD_SYSTEM)/prebuilt_internal.mk
skip_build_from_source := true
endif
endif
ifndef skip_build_from_source
# Put the built targets of all shared libraries in a common directory
# to simplify the link line.
OVERRIDE_BUILT_MODULE_PATH := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_OUT_INTERMEDIATE_LIBRARIES)
include $(BUILD_SYSTEM)/dynamic_binary.mk
# Define PRIVATE_ variables from global vars
my_target_global_ld_dirs := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_GLOBAL_LD_DIRS)
ifeq ($(LOCAL_NO_LIBGCC),true)
my_target_libgcc :=
else
my_target_libgcc := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_LIBGCC)
endif
my_target_libatomic := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_LIBATOMIC)
ifeq ($(LOCAL_NO_CRT),true)
my_target_crtbegin_so_o :=
my_target_crtend_so_o :=
else
my_target_crtbegin_so_o := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_CRTBEGIN_SO_O)
my_target_crtend_so_o := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_CRTEND_SO_O)
endif
ifdef LOCAL_SDK_VERSION
# Make sure the prebuilt NDK paths are put ahead of the TARGET_GLOBAL_LD_DIRS,
# so we don't have race condition when the system libraries (such as libc, libstdc++) are also built in the tree.
my_target_global_ld_dirs := \
$(addprefix -L, $(patsubst %/,%,$(dir $(my_ndk_stl_shared_lib_fullpath))) \
$(my_ndk_sysroot_lib)) \
$(my_target_global_ld_dirs)
my_target_global_ldflags := $(my_ndk_stl_shared_lib) $(my_target_global_ldflags)
my_target_crtbegin_so_o := $(wildcard $(my_ndk_sysroot_lib)/crtbegin_so.o)
my_target_crtend_so_o := $(wildcard $(my_ndk_sysroot_lib)/crtend_so.o)
endif
$(linked_module): PRIVATE_TARGET_GLOBAL_LD_DIRS := $(my_target_global_ld_dirs)
$(linked_module): PRIVATE_TARGET_GLOBAL_LDFLAGS := $(my_target_global_ldflags)
$(linked_module): PRIVATE_TARGET_LIBGCC := $(my_target_libgcc)
$(linked_module): PRIVATE_TARGET_LIBATOMIC := $(my_target_libatomic)
$(linked_module): PRIVATE_TARGET_CRTBEGIN_SO_O := $(my_target_crtbegin_so_o)
$(linked_module): PRIVATE_TARGET_CRTEND_SO_O := $(my_target_crtend_so_o)
$(linked_module): \
$(all_objects) \
$(all_libraries) \
$(my_target_crtbegin_so_o) \
$(my_target_crtend_so_o) \
$(LOCAL_ADDITIONAL_DEPENDENCIES)
$(transform-o-to-shared-lib)
endif # skip_build_from_source