[pulsar-client-cpp] fix snappy compressor compile error #4972
+76
−26
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Fixes #4720
Motivation
for now, the snappy compressor can not be compiled successfully,
which raise undeclared identifier and no matching function errors.
Modifications
fix compile errors, use snappy c++ apis.
Verifying this change
libsnappy-dev
is installed from Dockerfile, but cmake gotHAS_SNAPPY: 0
in CI as outdated docker image, so these codes were not compiled ever in CI.May we checkout a new build image,
apachepulsar/pulsar-build:ubuntu-16.04
has nolibsnappy
installed.