1 LOCAL_PATH:= $(call my-dir)
3 #
4 # libdl
5 #
7 include $(CLEAR_VARS)
9 # NOTE: --exclude-libs=libgcc.a makes sure that any symbols libdl.so pulls from
10 # libgcc.a are made static to libdl.so. This in turn ensures that libraries that
11 # a) pull symbols from libgcc.a and b) depend on libdl.so will not rely on libdl.so
12 # to provide those symbols, but will instead pull them from libgcc.a. Specifically,
13 # we use this property to make sure libc.so has its own copy of the code from
14 # libgcc.a it uses.
15 #
16 # DO NOT REMOVE --exclude-libs!
18 LOCAL_LDFLAGS := -Wl,--exclude-libs=libgcc.a
20 # for x86, exclude libgcc_eh.a for the same reasons as above
21 LOCAL_LDFLAGS_x86 := -Wl,--exclude-libs=libgcc_eh.a
22 LOCAL_LDFLAGS_x86_64 := $(LOCAL_LDFLAGS_x86)
24 LOCAL_SRC_FILES:= libdl.c
25 LOCAL_CFLAGS := -Wall -Wextra -Werror
27 LOCAL_MODULE := libdl
28 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
30 # NOTE: libdl needs __aeabi_unwind_cpp_pr0 from libgcc.a but libgcc.a needs a
31 # few symbols from libc. Using --no-undefined here results in having to link
32 # against libc creating a circular dependency which is removed and we end up
33 # with missing symbols. Since this library is just a bunch of stubs, we set
34 # LOCAL_ALLOW_UNDEFINED_SYMBOLS to remove --no-undefined from the linker flags.
35 LOCAL_ALLOW_UNDEFINED_SYMBOLS := true
36 LOCAL_SYSTEM_SHARED_LIBRARIES :=
38 include $(BUILD_SHARED_LIBRARY)