Script for setting up MRPT from sources

setup_mrpt.sh

#!/usr/bin/env bash
# Mon Sep 19 12:51:30 EEST 2016, Nikos Koukis
# Setup MRPT in the current host
#
# Script sets up the dependencies for MRPT, clones the MRPT repository from
# github and setup the MRPT build directory in the USER's home directory
######################################################################

# make sure we have the necessary set of tools
if ! [ -x "$(which git)" ]; then
    printf "[*] Git is not in %s's path.\nExiting...\n" "${USER}"
    exit 1
fi
if ! [ -x "$(which cmake)" ]; then
    printf "[*] CMake is not in %s's path.\nExiting...\n" "${USER}"
    exit 1
fi


# http://www.mrpt.org/Building_and_Installing_Instructions#13_Ubuntu_Debian
echo "[*] Installing dependencies for MRPT..."
dependencies="build-essential pkg-config cmake \
    libwxgtk3.0-dev libftdi-dev freeglut3-dev \
    zlib1g-dev libusb-1.0-0-dev libudev-dev libfreenect-dev \
    libdc1394-22-dev libavformat-dev libswscale-dev \
    libassimp-dev libjpeg-dev libopencv-dev libgtest-dev \
    libeigen3-dev libsuitesparse-dev libpcap-dev"
sudo apt-get install $dependencies

# remote repo to clone from
mrpt_github_url="https://github.com/bergercookie/mrpt"
mrpt_github_branch="graphslam-devel2"

# local paths configuration
mrpt_src="${HOME}/mrpt"
mrpt_build="${HOME}/mrpt_build"

# parameters for make
make_threads=2

old_pwd="${PWD}"

# clone mrpt repo and install it
echo "[*] Cloning MRPT repository..."
git clone "$mrpt_github_url" "$mrpt_src"
cd "$mrpt_src"
printf "[*] Checking out \"%s\" branch...\n" "$mrpt_github_branch"
git checkout "$mrpt_github_branch"

if [ -d $mrpt_build ]; then
    printf "\n\n[*] mrpt build directory \"%s\" already exists! Writing on top of it... \n" "$mrpt_build"
fi

mkdir -p "$mrpt_build"
cd "$mrpt_build"

# cmake from source
printf "[*] Running cmake with src path: %s\n" "$mrpt_src"
cmake "$mrpt_src"

echo "[*] Running make"
make -j"$make_threads" -l"$make_threads"

# cd back to the starting dir
cd "$old_pwd"

# write to .bashrc
echo "[*] Writing corresponding lines in ${HOME}/.bashrc"
bashrc_pth="${HOME}/.bashrc"
printf "\n#MRPT Environment setting lines\n" | tee -a ${bashrc_pth}
printf "export MRPT_DIR=${mrpt_build}\n" | tee -a ${bashrc_pth}
printf "export mrpt=${mrpt_src}\n" | tee -a ${bashrc_pth}

echo "[*] MRPT setup completed successfully."
exit 0