Add -latomic to all target builds
Projects using stdatomic.h needs libatomic.a in case compiler can't
expand all __atomic* intrinsics. eg, __atomic_is_lock_free in
armeabi/mips.
Adding libatomic.a globally makes more sense than adding
"LOCAL_LDLIB += -latomic " in each project including <stdatomic.h>.
Projects don't need atomic operations won't get redundant DT_NEEDED
entry because libatomic.a is not a shared library.
Change-Id: I81dbf524544c848e667e18ab5eeabff75b5063ef
diff --git a/core/shared_library_internal.mk b/core/shared_library_internal.mk
index bda44f4..abef11f 100644
--- a/core/shared_library_internal.mk
+++ b/core/shared_library_internal.mk
@@ -42,6 +42,7 @@
my_target_global_ld_dirs := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_GLOBAL_LD_DIRS)
my_target_fdo_lib := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_FDO_LIB)
my_target_libgcc := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_LIBGCC)
+my_target_libatomic := $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_LIBATOMIC)
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)
ifdef LOCAL_SDK_VERSION
@@ -59,6 +60,7 @@
$(linked_module): PRIVATE_TARGET_GLOBAL_LDFLAGS := $(my_target_global_ldflags)
$(linked_module): PRIVATE_TARGET_FDO_LIB := $(my_target_fdo_lib)
$(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)