chore: rename threads on Windows too (#5539)

src/util/RenameThread.cpp

@@ -0,0 +1,41 @@
+#include "util/RenameThread.hpp"
+
+#include "common/QLogging.hpp"
+
+#include <QOperatingSystemVersion>
+
+#ifdef Q_OS_WIN
+
+#    include <Windows.h>
+
+namespace chatterino::windows::detail {
+
+void renameThread(HANDLE hThread, const QString &threadName)
+{
+#    if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)  // Qt 6 requires Windows 10 1809
+    // Windows 10, version 1607
+    constexpr QOperatingSystemVersion minVersion{
+        QOperatingSystemVersion::Windows,
+        10,
+        0,
+        14393,
+    };
+    // minVersion is excluded, because it has some additional requirements
+    if (QOperatingSystemVersion::current() <= minVersion)
+    {
+        return;
+    }
+#    endif
+
+    auto hr = SetThreadDescription(hThread, threadName.toStdWString().c_str());
+    if (!SUCCEEDED(hr))
+    {
+        qCWarning(chatterinoCommon).nospace()
+            << "Failed to set thread description, hresult=0x"
+            << QString::number(hr, 16);
+    }
+}
+
+}  // namespace chatterino::windows::detail
+
+#endif

src/util/RenameThread.hpp

@@ -9,11 +9,19 @@
 
 namespace chatterino {
 
+#ifdef Q_OS_WIN
+namespace windows::detail {
+    void renameThread(void *hThread, const QString &name);
+}  // namespace windows::detail
+#endif
+
 template <typename T>
 void renameThread(T &thread, const QString &threadName)
 {
 #ifdef Q_OS_LINUX
     pthread_setname_np(thread.native_handle(), threadName.toLocal8Bit());
+#elif defined(Q_OS_WIN)
+    windows::detail::renameThread(thread.native_handle(), threadName);
 #endif
 }