From 9fd5d68bf439ce371e6a5e169300da18c22619a7 Mon Sep 17 00:00:00 2001
From: James Cherry <cherry@parallaxsw.com>
Date: Wed, 20 Jan 2021 19:30:05 -0700
Subject: [PATCH] Sta::setThreadCount only make threads if >1

---
 search/Sta.cc | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/search/Sta.cc b/search/Sta.cc
index b1190110..a50efe9c 100644
--- a/search/Sta.cc
+++ b/search/Sta.cc
@@ -320,9 +320,10 @@ void
 Sta::setThreadCount(int thread_count)
 {
   thread_count_ = thread_count;
-  //  dispatch_queue_->setThreadCount(thread_count);
-  delete dispatch_queue_;
-  dispatch_queue_ = new DispatchQueue(thread_count);
+  if (dispatch_queue_)
+    dispatch_queue_->setThreadCount(thread_count);
+  else if (thread_count > 1)
+    dispatch_queue_ = new DispatchQueue(thread_count);
   updateComponentsState();
 }