How to support dynamic blobstore-library in Rust

[chandarlee]

This example configure the rust lib type to staticlib. I try to change the type to cdylib, and it does not work anymore! Could you please give an example to show this case: C++ application dynamic link rust lib with cxx.

[chandarlee]

[100%] Linking CXX executable cpp_with_rust
Undefined symbols for architecture arm64:
"rust::cxxbridge1::Vecrust::cxxbridge1::String::drop()", referenced from:
rust::cxxbridge1::Vecrust::cxxbridge1::String::~Vec() in main.cpp.o
"rust::cxxbridge1::Vecrust::cxxbridge1::String::Vec()", referenced from:
rust::cxxbridge1::Vecrust::cxxbridge1::String::Vec(rust::cxxbridge1::Vecrust::cxxbridge1::String&&) in lib.rs.cc.o
"rust::cxxbridge1::String::String(char const*)", referenced from:
_main in main.cpp.o
"rust::cxxbridge1::String::~String()", referenced from:
_main in main.cpp.o
"rust::cxxbridge1::sliceLen(void const*)", referenced from:
rust::cxxbridge1::Slice<rust::cxxbridge1::String const>::size() const in main.cpp.o
"rust::cxxbridge1::slicePtr(void const*)", referenced from:
rust::cxxbridge1::Slice<rust::cxxbridge1::String const>::begin() const in main.cpp.o
"rust::cxxbridge1::sliceInit(void*, void const*, unsigned long)", referenced from:
rust::cxxbridge1::Slice<rust::cxxbridge1::String const>::Slice(rust::cxxbridge1::String const*, unsigned long) in main.cpp.o
"rust::cxxbridge1::Vecrust::cxxbridge1::String::data() const", referenced from:
rust::cxxbridge1::Vecrust::cxxbridge1::String::cbegin() const in main.cpp.o
rust::cxxbridge1::Vecrust::cxxbridge1::String::cend() const in main.cpp.o
"rust::cxxbridge1::Vecrust::cxxbridge1::String::size() const", referenced from:
rust::cxxbridge1::Vecrust::cxxbridge1::String::cbegin() const in main.cpp.o
rust::cxxbridge1::Vecrust::cxxbridge1::String::cend() const in main.cpp.o
"rust::cxxbridge1::String::operator std::__1::basic_string<char, std::__1::char_traits, std::__1::allocator>() const", referenced from:
_main in main.cpp.o
ld: symbol(s) not found for architecture arm64
c++: error: linker command failed with exit code 1 (use -v to see invocation)
make[2]: *** [cpp_with_rust] Error 1
make[1]: *** [CMakeFiles/cpp_with_rust.dir/all] Error 2
make: *** [all] Error 2