09aae35baab8dacb402d7c9cb511142a9026461f
Otherwise code in stream_session.cc _transfers.emplace(cf_id, stream_transfer_task(shared_from_this(), cf_id)).first; will copy the stream_transfer_task and in turn copy the outgoing_file_message which is not copyable due to the semaphore member. Thanks avi for figuring this out.
#Urchin
##Building Urchin
In addition to required packages by Seastar, the following packages are required by Urchin.
Submodules
Urchin uses submodules, so make sure you pull the submodules first by doing:
git submodule init
git submodule update
Building urchin on Fedora
Installing required packages:
sudo yum install yaml-cpp-devel lz4-devel zlib-devel snappy-devel jsoncpp-devel thrift-devel antlr3-tool libasan libubsan
Building urchin on Ubuntu 14.04
Installing required packages:
sudo apt-get install libyaml-cpp-dev liblz4-dev zlib1g-dev libsnappy-dev libjsoncpp-dev
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