LaTeX Error Search: Finds typod commands in your tex file using the \show command

les.sh

FILE=$1
if [ -z $1 ]; then 
	echo "ERROR: First input parameter must be the file!"
	exit
fi
COMMANDS="$(grep -E -o '\\[a-zA-Z]+' $1 | sed 's/\\/\\show\\/g')"
HEADER="$(sed '/\\begin{document}/q' $1)"
echo $HEADER >> temp.tex
echo $COMMANDS >> temp.tex
echo '\end{document}' >> temp.tex
latexmk -interaction=nonstopmode temp.tex &> /dev/null
grep '=undefined' temp.log
rm temp.*