launch and close genymotion emulator from command line (shell script)

• Create a android emulator with some name ex: Nexus_5
• launch emulator 
• wait for device to be recognised
• if device launch failed try again

#!/bin/bash

c=1

while [ $c -le 5 ]

do

    ps | grep "player" | awk '{print $1}' | xargs kill

    adb kill-server

    player --vm-name Nexus_5 &

    sleep 2

    adb start-server

    sleep 30

    res=`adb get-state`;echo $res



    if [ $res = "device" ]

    then

        break

    else

        echo "repeat simulator launch"

    fi



    c=$(($c+1))



done

To install genymotion check here - http://www.mobiletestworld.com/2014/02/install-genymotion-fastest-android-emulator-on-mac.html