[Lldb-commits] [PATCH] D128026: [lldb] Add a BufferedLogHandler

Jonas Devlieghere via Phabricator via lldb-commits lldb-commits at lists.llvm.org
Tue Jun 21 14:10:23 PDT 2022


JDevlieghere added a comment.

In D128026#3595457 <https://reviews.llvm.org/D128026#3595457>, @labath wrote:

> I feel I should note that the llvm streams already have a buffered mode, and given the way things are implemented now (our log class writes the entire log message in one call, and the raw_ostream flushing the entire buffer whenever a message does not fit), I don't think this class has any advantages over using stream buffering (that's a very long-winded way of saying you're not going to get partial messages in either of the solutions). The only two differences I see are:
>
> - one of them specifies the size, the other specifies the number of messages
> - different behavior in case of races (in non-thread-safe mode). I'll write more on that elsewhere.

As I said in the other patch, I (personally) don't really care all that much about buffering except for the circular buffer. I've implemented an alterantive, stream based buffering approach in https://reviews.llvm.org/D127986. I'll put up a separate patch for the circular buffer.


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https://reviews.llvm.org/D128026



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