#!/bin/bash
#
# Syntax:  acro [-h] [pdf_file [...]]
#
# Purpose: Starts acroread. If no input arguments are given, the most
#          recently changed .pdf file in the current directory is opened.
#          The -h flag shows the help info for this command.

# Created: Jan 19, 2000       by Bart De Schutter
# Last revised: Jun 23, 2014  by Bart De Schutter
#
# See http://www.deschutter.info/util/scripts.html for the latest version of
# this script.

# Status: public
# Category: pdf

shopt -q -s expand_aliases  # OK, necessary in case acroread is an alias.

if [  $# -ge 1   -a   "$1" = "-h"  ];
then
   sed '/^$/q;/^#!/d;s/^# //;s/^#//' $0 >&2
   exit 1
fi

if [ $# -eq 0 ];
then 
   pdffile=$((ls -t *.pdf | head -n 1) 2>/dev/null)
   if [ -n "$pdffile" ];
   then
      okular "$pdffile" &
   else
      okular &
   fi
else
   okular "$@" &
fi