From 10773727194ffa8e344d2eb2d19ec968ae7e4cd9 Mon Sep 17 00:00:00 2001
From: Gordon Smith <GordonJSmith@gmail.com>
Date: Mon, 26 Feb 2024 20:18:24 +0000
Subject: [PATCH] HPCC-31355 Windows build failing in GH Actions

Older versions of MS STL is missing an implementation
for "_Thrd_sleep_for"

Signed-off-by: Gordon Smith <GordonJSmith@gmail.com>
---
 system/jlib/jtrace.cpp |  7 ++++++-
 vcpkg.json.in          | 17 +++++++++--------
 2 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/system/jlib/jtrace.cpp b/system/jlib/jtrace.cpp
index 4c3c811b201..9014c7bf282 100644
--- a/system/jlib/jtrace.cpp
+++ b/system/jlib/jtrace.cpp
@@ -15,7 +15,6 @@
     limitations under the License.
 ############################################################################## */
 
-
 #include "opentelemetry/trace/semantic_conventions.h" //known span defines
 #include "opentelemetry/context/propagation/global_propagator.h" // context::propagation::GlobalTextMapPropagator::GetGlobalPropagator
 #include "opentelemetry/sdk/trace/tracer_provider_factory.h" //opentelemetry::sdk::trace::TracerProviderFactory::Create(context)
@@ -1425,3 +1424,9 @@ ITraceManager & queryTraceManager()
 {
     return *theTraceManager.query([] () { return new CTraceManager; }); //throws if not initialized
 }
+
+#if WIN32 && _MSC_VER < 1939 // _MSC_VER < VS 2022 17.9
+extern "C" void __stdcall _Thrd_sleep_for(const unsigned long ms) noexcept { // suspend current thread for `ms` milliseconds
+    Sleep(ms);
+}
+#endif
diff --git a/vcpkg.json.in b/vcpkg.json.in
index 199c2b42bde..535e9bb3dbe 100644
--- a/vcpkg.json.in
+++ b/vcpkg.json.in
@@ -168,6 +168,15 @@
             "name": "openssl",
             "platform": "@VCPKG_OPENSSL@"
         },
+        {
+            "name": "opentelemetry-cpp",
+            "default-features": false,
+            "features": [
+                "otlp",
+                "otlp-http",
+                "otlp-grpc"
+            ]
+        },
         {
             "name": "python3",
             "platform": "@VCPKG_PYTHON3@ & windows"
@@ -192,14 +201,6 @@
         {
             "name": "zlib",
             "platform": "@VCPKG_ZLIB@"
-        },
-        {
-            "name": "opentelemetry-cpp",
-            "features": [
-                "otlp",
-                "otlp-http",
-                "otlp-grpc"
-            ]
         }
     ]
 }
\ No newline at end of file