Yanzhao Wang （王彦昭）

So I tried the solution mentioned above. It works (it has actually been documented in [ROOT manual](https://cliutils.gitlab.io/modern-cmake/chapters/packages/ROOT.html)) Please find the example in [this PR](https://github.com/R3BRootGroup/R3BRoot/pull/911) proposed in R3BRoot. The boilerplate part...

a sidenote: I have rewritten the `FairFileSource` class in R3BRoot in [this PR](https://github.com/R3BRootGroup/R3BRoot/pull/871) (actually it's R3BFileSource, which is a copy-paste from FairFileSource). Maybe we could migrate the new class here?

Thanks for the replies. Sorry I'm very busy working on other things and don't have time to deal with this PR these days. But probably on this Friday I will...

Hi, I thought it over again. Yes, the procedures described above is probably the right way to go. But there is still something weird that I couldn't pinpoint what exactly...

`Clone` is definitely not an option as it could drastically decrease the performance. Two event headers are also not acceptable. I think the fundamental problem is FairRootManager owns the memory...

No, but it's a solution in a very desperate time ;D IMO the enum is used to specify the number of tracks in a certain detector. In FairRoot, there are...

If I understand you correctly, you could try `TTask::SetBreakout()` function (FairTask is derived from TTask). This basically stops all `Exec()` of the following tasks of the event. If you want...

> The file system equivalent would be to make every file also a directory. Well, for unix system, everything is file. And a directory is just a file containing the...

This PR has been covered with the release of FairRoot 19.

Hi, @ChristianTackeGSI I'm ready to restart working on this PR. But before I change any code, I would like to discuss the strategy and see whether we could reach some...