一、需要添加3部分
1、依赖的库
libutilscallstack.so
Android.mk下添加LOCAL_SHARED_LIBRARIES := libdl libdisplaydebug libsdmutils libutilscallstack
如果不添加对libutilscallstack.so的引用,出现以下错误
hardware/qcom/display/sdm/libs/core/display_base.cpp:41:10: fatal error: ‘utils/CallStack.h’ file not found
#include
^~~~~~~~~~~~~~~~~~~
或
ld.lld: error: undefined symbol: android::CallStack::CallStack()
referenced by display_base.cpp:549 (hardware/qcom/display/sdm/libs/core/display_base.cpp:549)
out/target/product/trinket/obj/SHARED_LIBRARIES/libsdmcore_intermediates/display_base.o:(sdm::DisplayBase::SetDisplayState(sdm::DisplayState, bool, int*))
ld.lld: error: undefined symbol: android::CallStack::update(int, int)
referenced by display_base.cpp:550 (hardware/qcom/display/sdm/libs/core/display_base.cpp:550)
out/target/product/trinket/obj/SHARED_LIBRARIES/libsdmcore_intermediates/display_base.o:(sdm::DisplayBase::SetDisplayState(sdm::DisplayState, bool, int*))
ld.lld: error: undefined symbol: android::CallStack::dump(int, int, char const*) const
referenced by display_base.cpp:551 (hardware/qcom/display/sdm/libs/core/display_base.cpp:551)
out/target/product/trinket/obj/SHARED_LIBRARIES/libsdmcore_intermediates/display_base.o:(sdm::DisplayBase::SetDisplayState(sdm::DisplayState, bool, int*))
ld.lld: error: undefined symbol: android::CallStack::log(char const*, android_LogPriority, char const*) const
referenced by display_base.cpp:552 (hardware/qcom/display/sdm/libs/core/display_base.cpp:552)
out/target/product