Android.mk revision 9ec0f03a0d0b17bbb94ac0b9fef6add28a133c3a
1LOCAL_PATH:= $(call my-dir) 2include $(CLEAR_VARS) 3 4LOCAL_SRC_FILES:= \ 5 arch/$(TARGET_ARCH)/begin.S \ 6 linker.c \ 7 linker_environ.c \ 8 linker_format.c \ 9 rt.c \ 10 dlfcn.c \ 11 debugger.c 12 13LOCAL_LDFLAGS := -shared 14 15LOCAL_CFLAGS += -fno-stack-protector -Wstrict-overflow=5 16 17# Set LINKER_DEBUG to either 1 or 0 18# 19LOCAL_CFLAGS += -DLINKER_DEBUG=0 20 21# we need to access the Bionic private header <bionic_tls.h> 22# in the linker; duplicate the HAVE_ARM_TLS_REGISTER definition 23# from the libc build 24ifeq ($(TARGET_ARCH)-$(ARCH_ARM_HAVE_TLS_REGISTER),arm-true) 25 LOCAL_CFLAGS += -DHAVE_ARM_TLS_REGISTER 26endif 27LOCAL_CFLAGS += -I$(LOCAL_PATH)/../libc/private 28 29ifeq ($(TARGET_ARCH),arm) 30LOCAL_CFLAGS += -DANDROID_ARM_LINKER 31else 32 ifeq ($(TARGET_ARCH),x86) 33 LOCAL_CFLAGS += -DANDROID_X86_LINKER 34 endif 35endif 36 37LOCAL_MODULE:= linker 38 39LOCAL_STATIC_LIBRARIES := libc_nomalloc 40 41#LOCAL_FORCE_STATIC_EXECUTABLE := true # not necessary when not including BUILD_EXECUTABLE 42 43# 44# include $(BUILD_EXECUTABLE) 45# 46# Instead of including $(BUILD_EXECUTABLE), we execute the steps to create an executable by 47# hand, as we want to insert an extra step that is not supported by the build system, and 48# is probably specific the linker only, so there's no need to modify the build system for 49# the purpose. 50 51LOCAL_MODULE_CLASS := EXECUTABLES 52LOCAL_MODULE_SUFFIX := $(TARGET_EXECUTABLE_SUFFIX) 53 54# we don't want crtbegin.o (because we have begin.o), so unset it 55# just for this module 56LOCAL_NO_CRT := true 57 58include $(BUILD_SYSTEM)/dynamic_binary.mk 59 60$(linked_module): $(TARGET_CRTBEGIN_STATIC_O) $(all_objects) $(all_libraries) $(TARGET_CRTEND_O) 61 $(transform-o-to-static-executable) 62 @echo "target PrefixSymbols: $(PRIVATE_MODULE) ($@)" 63 $(hide) $(TARGET_OBJCOPY) --prefix-symbols=__dl_ $@ 64 65# 66# end of BUILD_EXECUTABLE hack 67# 68