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uninitialized diff.tool error message not shown graphically #457
The diff operation will only print following message to stderr and nothing else.
This is probably because we don't launch git-difftool and block on it, we fork it off in the background.
I wonder if we can improve what that does. We could instead have a thread launch it, and it could be in charge of capturing stdout+stderr. When difftool finishes, it can post the message back to the main thread, where it can be displayed to the user. Good catch!
I was thinking I might be able to simplify it by rewriting each command as sh -c "...." on win32, which will then get things like gitk working correctly since it'll be launched by bash, which understands the
I'd especially like to get this one fixed before the next relese.