[Lldb-commits] [lldb] SBDebugger: Add new APIs `AddDestroyCallback` and `RemoveDestroyCallback` (PR #89868)

[via lldb-commits]

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@@ -731,8 +747,12 @@ class Debugger : public std::enable_shared_from_this<Debugger>,
   lldb::TargetSP m_dummy_target_sp;
   Diagnostics::CallbackID m_diagnostics_callback_id;
 
-  lldb_private::DebuggerDestroyCallback m_destroy_callback = nullptr;
-  void *m_destroy_callback_baton = nullptr;
+  std::mutex m_destroy_callback_mutex;
+  lldb::destroy_callback_token_t m_destroy_callback_next_token = 0;
+  typedef std::tuple<lldb::destroy_callback_token_t,
+                     lldb_private::DebuggerDestroyCallback, void *>
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royitaqi wrote:

Added.

FWIW, I had to add two ctors:
- Default ctor for `DestroyCallbackInfo callback_info;`, used in `HandleDestroyCallback()`.
- A ctor which assigns 3 members for `m_destroy_callbacks.emplace_back(token, destroy_callback, baton);`, used in `AddDestroyCallback()`.

https://github.com/llvm/llvm-project/pull/89868