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Support to build executables against the NDK

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Use "LOCAL_SDK_VERSION := <number>" to build against the NDK when you
include $(BUILD_EXECUTABLE).

Bug: 7170098
Change-Id: I4cebeae3355e79a4d2f2f5549ef0613ced77e3f0
This commit is contained in:
Ying Wang
2012-09-25 17:52:10 -07:00
parent b301817223
commit c6ffc00b9f
6 changed files with 67 additions and 45 deletions
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34
core/executable.mk
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@@ -26,10 +26,38 @@ endif
include $(BUILD_SYSTEM)/dynamic_binary.mk
# Define PRIVATE_ variables from global vars
my_target_global_ld_dirs := $(TARGET_GLOBAL_LD_DIRS)
my_target_global_ldflags := $(TARGET_GLOBAL_LDFLAGS)
my_target_fdo_lib := $(TARGET_FDO_LIB)
my_target_libgcc := $(TARGET_LIBGCC)
my_target_crtbegin_dynamic_o := $(TARGET_CRTBEGIN_DYNAMIC_O)
my_target_crtbegin_static_o := $(TARGET_CRTBEGIN_STATIC_O)
my_target_crtend_o := $(TARGET_CRTEND_O)
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_version_root)/usr/lib) \
$(my_target_global_ld_dirs)
my_target_global_ldflags := $(my_ndk_stl_shared_lib) $(my_target_global_ldflags)
my_target_crtbegin_dynamic_o := $(wildcard $(my_ndk_version_root)/usr/lib/crtbegin_dynamic.o)
my_target_crtbegin_static_o := $(wildcard $(my_ndk_version_root)/usr/lib/crtbegin_static.o)
my_target_crtend_o := $(wildcard $(my_ndk_version_root)/usr/lib/crtend_android.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_FDO_LIB := $(my_target_fdo_lib)
$(linked_module): PRIVATE_TARGET_LIBGCC := $(my_target_libgcc)
$(linked_module): PRIVATE_TARGET_CRTBEGIN_DYNAMIC_O := $(my_target_crtbegin_dynamic_o)
$(linked_module): PRIVATE_TARGET_CRTBEGIN_STATIC_O := $(my_target_crtbegin_static_o)
$(linked_module): PRIVATE_TARGET_CRTEND_O := $(my_target_crtend_o)
ifeq ($(LOCAL_FORCE_STATIC_EXECUTABLE),true)
$(linked_module): $(TARGET_CRTBEGIN_STATIC_O) $(all_objects) $(all_libraries) $(TARGET_CRTEND_O)
$(linked_module): $(my_target_crtbegin_static_o) $(all_objects) $(all_libraries) $(my_target_crtend_o)
$(transform-o-to-static-executable)
else
$(linked_module): $(TARGET_CRTBEGIN_DYNAMIC_O) $(all_objects) $(all_libraries) $(TARGET_CRTEND_O)
else
$(linked_module): $(my_target_crtbegin_dynamic_o) $(all_objects) $(all_libraries) $(my_target_crtend_o)
$(transform-o-to-executable)
endif