#!/bin/bash

function reculatexdiff
{
	if [[ $# -ne 3 ]];
	then
		echo "Usage:"
		echo "    mylatexdiff <folder1> <folder2> <folder3>"
	    return
	fi
	if [ ! -d "$1" ];
	then
		echo "Directory $1 does not exists!"
	    return
	fi
	if [ ! -d "$2" ];
	then
		echo "Directory $2 does not exists!"
	    return
	fi
	echo "Removing $3..."
	rm -rf $3
	echo "Copying $1 in $3..."
	cp -rf $1 $3
    # [BASH] Uncomment to make sure globstar is enabled.
    # shopt -s globstar
	for file1 in $1/**/*.tex;
	do
		file1abs=$(echo $file1 | cut -d'/' -f2-)
		for file2 in $2/**/*.tex;
		do
			file2abs=$(echo $file2 | cut -d'/' -f2-)
			if [[ $file1abs == $file2abs ]];
			then
				echo "Generating difference for $file1abs..."
				latexdiff $file1 $file2 > $3/$file1abs
			fi
		done
	done
}