#!/bin/bash

MQTT_LIB=mosquitto-1.6.3

LIBPATH=/usr/local/lib/libmosquitto.so

if [ -f ${LIBPATH} ] ; then
    echo "${MQTT_LIB} already installed"
    exit 0;
fi
     

if [ ! -d $MQTT_LIB ]  ; then
    if [ ! -f ${MQTT_LIB}.tar.gz ] ; then
        wget https://mosquitto.org/files/source/${MQTT_LIB}.tar.gz
    fi

    if [ ! -f ${MQTT_LIB}.tar.gz ] ; then
        echo "## ERROR: MQTT Library ${MQTT_LIB}.tar.gz not exist or download failure!"
        exit 1;
    fi

    tar -xzf ${MQTT_LIB}.tar.gz 
fi

if [ ! -d $MQTT_LIB ]  ; then
    echo "## ERROR: MQTT Library ${MQTT_LIB} not exist or decompress failure!"
    exit 2;
fi

cd $MQTT_LIB

make install
if [ $? != 0 ] ; then
    echo "ERROR: MQTT Library ${MQTT_LIB} failure!"
    exit 3;
fi