git/git-commit-script

#!/bin/sh
git-status-script > .editmsg
if [ "$?" != "0" ]
then
	cat .editmsg
	exit 1
fi
${VISUAL:-${EDITOR:-vi}} .editmsg
grep -v '^#' < .editmsg | git-stripspace > .cmitmsg
[ -s .cmitmsg ] || exit 1
tree=$(git-write-tree) || exit 1
commit=$(cat .cmitmsg | git-commit-tree $tree -p HEAD) || exit 1
echo $commit > .git/HEAD