Fix guix build windows

Author: timemarkovqtum

src/Makefile.am

@@ -158,6 +158,7 @@ BITCOIN_CORE_H = \
   compat/endian.h \
   common/settings.h \
   common/system.h \
+  common/threadpriority.h \
   compressor.h \
   consensus/consensus.h \
   consensus/tx_check.h \

src/common/system.h

@@ -13,12 +13,6 @@
 #include <cstdint>
 #include <string>
 
-#ifndef WIN32
-#include <sys/types.h>
-#include <sys/time.h>
-#include <sys/resource.h>
-#endif
-
 // Application startup time (used for uptime calculation)
 int64_t GetStartupTime();
 
@@ -37,30 +31,6 @@ void runCommand(const std::string& strCommand);
  */
 int GetNumCores();
 
-#ifdef WIN32
-inline void SetThreadPriority(int nPriority)
-{
-    SetThreadPriority(GetCurrentThread(), nPriority);
-}
-#else
-
-#define THREAD_PRIORITY_LOWEST          PRIO_MAX
-#define THREAD_PRIORITY_BELOW_NORMAL    2
-#define THREAD_PRIORITY_NORMAL          0
-#define THREAD_PRIORITY_ABOVE_NORMAL    0
-
-inline void SetThreadPriority(int nPriority)
-{
-    // It's unclear if it's even possible to change thread priorities on Linux,
-    // but we really and truly need it for the generation threads.
-#ifdef PRIO_THREAD
-    setpriority(PRIO_THREAD, 0, nPriority);
-#else
-    setpriority(PRIO_PROCESS, 0, nPriority);
-#endif
-}
-#endif
-
 bool CheckHex(const std::string& str);
 
 #endif // BITCOIN_COMMON_SYSTEM_H

src/common/threadpriority.h

@@ -0,0 +1,45 @@
+// Copyright (c) 2024-present The Qtum Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef QTUM_THREAD_PRIORITY_H
+#define QTUM_THREAD_PRIORITY_H
+
+#ifndef WIN32
+#include <sys/types.h>
+#include <sys/time.h>
+#include <sys/resource.h>
+#else
+#include <windows.h>
+#endif
+
+#ifdef WIN32
+inline void SetThreadPriority(int nPriority)
+{
+    HANDLE hThread = OpenThread(THREAD_ALL_ACCESS, FALSE, GetCurrentThreadId());
+    if (hThread != NULL)
+    {
+        ::SetThreadPriority(hThread, nPriority);
+        CloseHandle(hThread);
+    }
+}
+#else
+
+#define THREAD_PRIORITY_LOWEST          PRIO_MAX
+#define THREAD_PRIORITY_BELOW_NORMAL    2
+#define THREAD_PRIORITY_NORMAL          0
+#define THREAD_PRIORITY_ABOVE_NORMAL    0
+
+inline void SetThreadPriority(int nPriority)
+{
+    // It's unclear if it's even possible to change thread priorities on Linux,
+    // but we really and truly need it for the generation threads.
+#ifdef PRIO_THREAD
+    setpriority(PRIO_THREAD, 0, nPriority);
+#else
+    setpriority(PRIO_PROCESS, 0, nPriority);
+#endif
+}
+#endif
+
+#endif // QTUM_THREAD_PRIORITY_H

src/node/miner.cpp

@@ -9,6 +9,7 @@
 #include <chainparams.h>
 #include <coins.h>
 #include <common/args.h>
+#include <common/threadpriority.h>
 #include <consensus/amount.h>
 #include <consensus/consensus.h>
 #include <consensus/merkle.h>