trival version: need confirm whether protobuf can run weil yet.

fujuntang

2021-09-26 52ce9893a71311c46d4e9ba14ef2a98b3b715e36

trival version: need confirm whether protobuf can run weil yet.

 src/CMakeLists.txt

@@ -5,6 +5,7 @@
# to the source code
configure_file(bus_config.h.in bus_config.h)

set(CMAKE_SHARED_LINKER_FLAGS  ${CMAKE_SHARED_LINKER_FLAGS} "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/exported_symbols")
#set_property(TARGET shm_queue PROPERTY POSITION_INDEPENDENT_CODE ON)
add_compile_options(-fPIC)
#target_compile_options(shm_queue PRIVATE -fPIC)

 src/exported_symbols

New file
@@ -0,0 +1,4 @@
VERS_1.0 {
local:
    *proto*;
};