cmake does not seem to install ssl option specific header files to set tls_min and tls_max for TLS version

[jairaju]

What version of gRPC and what language are you using on what flavour?
grpc - 1.38.1(also tried with 1.42.0)
cmake version 3.20.5
gcc version 8.3.1
building on Linux/centos 7 for c++ libraries.

What did you do?
As per this proposal grpc/proposal#205
setting tls_min and tls_max for TLS version setting was introduced and I wanted to make use of those options to set TLS version
at client end

What did you expect to see?
I wanted to see grpc_tls_credentials_options.h to be installed in the path given in CMAKE_INSTALL_PREFIX

What did you see instead?
grpc_tls_credentials_options.h is not installed in the path given in CMAKE_INSTALL_PREFIX

Notes:
I can see that it builds alright but does not install the header files related to TLS version specifics namely grpc_tls_credentials_options.h and its dependent files such as src/core/lib/gprpp/ref_counted.h

cmake command is as follows:

cd cmake/build && cmake -DgRPC_INSTALL=ON -DCMAKE_INSTALL_PREFIX=$INSTALL_DIR -DgRPC_SSL_PROVIDER=package ../.. && make && make install)

I see that it builds fine - output in the manifest files
[ 75%] Building CXX object CMakeFiles/grpc.dir/src/core/lib/security/credentials/tls/grpc_tls_credentials_options.cc.o

I don't see Install lines for the same as we see for other security related stuffs like this
-- Installing: /home/build/grpc-1.38.1/include/grpcpp/security/credentials.h

Is it an issue with cmake build? or do I have to enable any flags/introduce any options to install those required files
Please note that I tried the latest 1.42.0 and find the same results

[stale]

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