Breaks multi sentence lines into single sentence lines.

breaksentence.sh

#!/bin/bash
#
# Breaks multi sentence lines into single sentence lines.
#
# Usage: breaksentence *.tex; breaksentence foo.txt

replace_period_space_upper() {
	# catches ". W" and ".  W" where W = upper case word

	# with OSX, it's necessary to use a linebreak instead of \n
	# TODO: rewrite this with awk to get a substitution count
	sed -i '' 's/\(\.[[:space:]]*\)\([[:upper:]]\)/.\
\2/g' $1
}

find "$@" -print0 | while read -d $'\0' file
do
	echo -n "Replacing in ${file##*/} ... "
	replace_period_space_upper $file
	echo "done!"
done