#!/usr/bin/env nix-shell
#! nix-shell -i bash --pure
#! nix-shell -p bash git gnugrep coreutils findutils

# From https://stackoverflow.com/a/2083563

git diff --summary | grep --color 'mode change 100755 => 100644' | cut -d' ' -f7- | xargs -d'\n' chmod +x
git diff --summary | grep --color 'mode change 100644 => 100755' | cut -d' ' -f7- | xargs -d'\n' chmod -x