2 files changed, 12 insertions, 3 deletions
diff --git a/indra/llcommon/threadpool.cpp b/indra/llcommon/threadpool.cpp
index d5adf11264..22bbff4478 100644
--- a/indra/llcommon/threadpool.cpp
+++ b/indra/llcommon/threadpool.cpp
@@ -21,11 +21,12 @@
 #include "llevents.h"
 #include "stringize.h"
 
-LL::ThreadPool::ThreadPool(const std::string& name, size_t threads, size_t capacity):
+LL::ThreadPool::ThreadPool(const std::string& name, size_t threads, size_t capacity, bool auto_shutdown):
     super(name),
     mQueue(name, capacity),
     mName("ThreadPool:" + name),
-    mThreadCount(threads)
+    mThreadCount(threads),
+    mAutomaticShutdown(auto_shutdown)
 {}
 
 void LL::ThreadPool::start()
@@ -39,6 +40,13 @@ void LL::ThreadPool::start()
                 run(tname);
             });
     }
+
+    // Some threads might need to run longer than LLEventPumps
+    if (!mAutomaticShutdown)
+    {
+        return;
+    }
+
     // Listen on "LLApp", and when the app is shutting down, close the queue
     // and join the workers.
     LLEventPumps::instance().obtain("LLApp").listen(
diff --git a/indra/llcommon/threadpool.h b/indra/llcommon/threadpool.h
index f8eec3b457..22c875edb9 100644
--- a/indra/llcommon/threadpool.h
+++ b/indra/llcommon/threadpool.h
@@ -31,7 +31,7 @@ namespace LL
          * Pass ThreadPool a string name. This can be used to look up the
          * relevant WorkQueue.
          */
-        ThreadPool(const std::string& name, size_t threads=1, size_t capacity=1024);
+        ThreadPool(const std::string& name, size_t threads=1, size_t capacity=1024, bool auto_shutdown = true);
         virtual ~ThreadPool();
 
         /**
@@ -66,6 +66,7 @@ namespace LL
         std::string mName;
         size_t mThreadCount;
         std::vector<std::pair<std::string, std::thread>> mThreads;
+        bool mAutomaticShutdown;
     };
 
 } // namespace LL