If you are experiencing issues on OSX where FileMerge doesn't open when you:
- Right click on a file with conflicts
- Select "Resolve Conflicts"
- Select "Launch External Merge Tool"
Follow these steps to make sure you have everything setup correctly.
Run this command in your terminal to point to your Xcode installation:
sudo xcode-select -switch /Applications/Xcode.app/Contents/Developer
Update your git config to indicate that you want to use opendiff
as your mergetool
globally:
git config --global merge.tool opendiff