Add libhwloc support for memkind example

Author: szadam

docker/Dockerfile

@@ -108,6 +108,9 @@ RUN /pmemkv-nodejs.sh
 COPY pmemkv-ruby.sh /
 RUN /pmemkv-ruby.sh
 
+COPY docker_install_hwloc.sh /
+RUN /docker_install_hwloc.sh
+
 COPY memkind.sh /
 RUN /memkind.sh
 
@@ -117,4 +120,4 @@ RUN /librpma.sh
 COPY tz.sh /
 RUN /tz.sh
 
-RUN rm /pmdk.sh /valgrind.sh /pmemobj-cpp.sh /pmemkv.sh /setup-maven-settings.sh /pmemkv-java.sh /pmemkv-python.sh /pmemkv-nodejs.sh /pmemkv-ruby.sh /memkind.sh /librpma.sh /tz.sh
+RUN rm /pmdk.sh /valgrind.sh /pmemobj-cpp.sh /pmemkv.sh /setup-maven-settings.sh /pmemkv-java.sh /pmemkv-python.sh /pmemkv-nodejs.sh /pmemkv-ruby.sh /docker_install_hwloc.sh /memkind.sh /librpma.sh /tz.sh

docker/docker_install_hwloc.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+# SPDX-License-Identifier: BSD-2-Clause
+# Copyright (C) 2020 - 2021 Intel Corporation.
+
+# installs hwloc library
+
+set -e
+
+HWLOC_LIBRARY_VERSION=v2.3
+HWLOC_VERSION="${HWLOC_LIBRARY_VERSION:1}".0
+HWLOC_TAR_GZ=hwloc-"${HWLOC_VERSION}".tar.gz
+
+HWLOC_TARBALL_URL=https://download.open-mpi.org/release/hwloc/"$HWLOC_LIBRARY_VERSION"/"$HWLOC_TAR_GZ"
+
+HWLOC_LOCAL_DIR="$HOME"/hwloc/"$HWLOC_LIBRARY_VERSION"
+HWLOC_LOCAL_TAR_GZ="$HWLOC_LOCAL_DIR"/"$HWLOC_TAR_GZ"
+
+# create hwloc directory in home directory
+mkdir -p "$HWLOC_LOCAL_DIR"
+
+# download and untar hwloc library to hwloc directory
+curl -L "$HWLOC_TARBALL_URL" -o "$HWLOC_LOCAL_TAR_GZ"
+tar -xzf "$HWLOC_LOCAL_TAR_GZ" -C "$HWLOC_LOCAL_DIR" --strip-components=1
+
+    # go to hwloc directory, build and install library
+    cd "$HWLOC_LOCAL_DIR"
+    ./configure --prefix=/usr
+    make -j "$(nproc)"
+    sudo make -j "$(nproc)" install