#!/bin/sh
# Usage: git-copyright-for-dir

output="/tmp/git-copyright-for-dir-output.txt"

# Make sure file doesn't already exist
rm -rf $output

echo "This may take a while depending on the size of the directory..."

for f in `git ls-files`; do
    git blame -w -C -C -M -- $f |
      sed -e 's/[^(]*(\([^0-9]*\).*/\1/' -e 's/[\t ]*$//' >> $output
done

echo "Ordering data..."

cat $output |
  sort |
  uniq -c |
  sort -nr

# Clean up
rm -rf $output