pre-commit

#!/bin/sh

# Compile a list of changed files
FILES=`git diff --name-only HEAD^`

# Attempt to fix whitespace issues
for FILE in `egrep -l '(\s$| {1,3}\t)' $FILES`
do
	# Remove trailing whitespace
	(sed -i 's/[ 	]*$//' $FILE > /dev/null 2>&1 || sed -i '' -E 's/[ 	]*$//' $FILE)

	# Remove spaces before tabs
	(sed -i 's/ {1,3}	/	/' $FILE > /dev/null 2>&1 || sed -i '' -E 's/ {1,3}	/	/' $FILE)

	# Add to git
	git add $FILE
	echo "Automatically fixed whitespace in $FILE"
done

# Check for new lines at end of file, add if it is not there
for FILE in $FILES
do
	if ! tail -c1 $FILE | read _
	then    
		echo >> $FILE
		git add $FILE
		echo "Added new line to end of $FILE"
	fi
done