do_cmake.sh

#!/bin/sh -x
git submodule update --init --recursive
if test -e build; then
    echo 'build dir already exists; rm -rf build and re-run'
    exit 1
fi

if type ccache > /dev/null 2>&1 ; then
    echo "enabling ccache"
    ARGS="$ARGS -DWITH_CCACHE=ON"
fi

mkdir build
cd build
if type cmake3 > /dev/null 2>&1 ; then
    CMAKE=cmake3
else
    CMAKE=cmake
fi
${CMAKE} $ARGS "$@" .. || exit 1

# minimal config to find plugins
cat <<EOF > ceph.conf
plugin dir = lib
erasure code dir = lib
EOF

echo done.