#!/bin/bash
#title           : dot2png.sh
#description     : This script will generate png files from dot files.
#author		       : Sergio Garcia Prado - @garciparedes
#date            : 2017-04-30
#version         : 1.0
#usage		       : bash dot2png.sh *.dot
#==============================================================================
files=( "$@" )
for var in "${files[@]:1}"
do
  name="${var%.*}"
  dot -Tpng ${var} -o ${name}.png
done