#!/bin/bash
#
# Syntax:  btl [-h]
#
# Purpose: Processes the most recently changed .tex file in the
#          current directory using bibtex.
#          The -h flag shows the help info for this command.

# Created: Aug 28, 2000        by Bart De Schutter
# Last revised: Feb 10, 2005  by Bart De Schutter
#
# See http://www.deschutter.info/util/scripts.html for the latest version of
# this script.

# Status: public
# Category: latex

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

if [ $# -ne 0 ];
then 
   echo >&2
   echo >&2 "ERROR: ${0##*/} requires no input arguments."
   echo >&2
   sed '/^$/q;/^#!/d;s/^# //;s/^#//' $0 >&2
   exit 1
fi

texfile=$((ls -t *.tex | head -1) 2>/dev/null)

if [ -n "$texfile" ];
then
   echo "Processing $texfile."
   bibtex "${texfile%.tex}"
else
   echo "No .tex files found."
fi