git: How do I recursively add all files in a directory subtree that match a glob pattern?

Question

I have several .screen files inside /xxx/documentation and its subdirectories that are already tracked by Git.

After modifying many of these screen files, I

Answer 1

This what I just used for a similar problem of git adding all the files in a directory:

find . | sed "s/\(.*\)/\"\1\"/g" | xargs git add 

For the original question the command would be:

find -name "*.screen" | sed "s/\(.*\)/\"\1\"/g" | xargs git add 

Note that I'm dealing with the case where a fully specified file name contains spaces. Thats why my answer. Edit the portion before the first | in order to pick out different files to add.