From 6598248da7553f79a3a1c45ed4d01131c0882c1c Mon Sep 17 00:00:00 2001
From: Martin Duffy <martin.duffy@kitware.com>
Date: Wed, 5 Feb 2025 13:43:30 -0500
Subject: instrumentation: Avoid busy-wait on postBuild hook

---
 Source/cmInstrumentation.cxx | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Source/cmInstrumentation.cxx b/Source/cmInstrumentation.cxx
index 5877323..c3f4488 100644
--- a/Source/cmInstrumentation.cxx
+++ b/Source/cmInstrumentation.cxx
@@ -528,6 +528,7 @@ int cmInstrumentation::SpawnBuildDaemon()
 int cmInstrumentation::CollectTimingAfterBuild(int ppid)
 {
   while (0 == uv_kill(ppid, 0)) {
+    cmSystemTools::Delay(100);
   };
   return this->CollectTimingData(cmInstrumentationQuery::Hook::PostBuild);
 }
-- 
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