Rebasing a git history with empty commit messages

Question

I recently converted an svn repository with git svn. Unfortunately the svn history has a number of empty commit messages. This is a problem when I rebase and

Answer 1

To replace empty commit messages with some template, you can do something like this:

git filter-branch -f --msg-filter '
read msg
if [ -n "$msg" ] ; then
    echo "$msg"
else
    echo "The commit message was empty"
fi'