From c8a5a82994e513acb00ba0e1f0b882ccbb18a6db Mon Sep 17 00:00:00 2001
From: Sine Striker <trueful@163.com>
Date: 周二, 26 12月 2023 05:15:47 +0800
Subject: [PATCH] clean code
---
src/core/qwindowkit_windows.cpp | 32 +++++++++++++++++---------------
1 files changed, 17 insertions(+), 15 deletions(-)
diff --git a/src/core/qwindowkit_windows.cpp b/src/core/qwindowkit_windows.cpp
index 826c454..8292de5 100644
--- a/src/core/qwindowkit_windows.cpp
+++ b/src/core/qwindowkit_windows.cpp
@@ -2,22 +2,24 @@
namespace QWK {
- typedef NTSTATUS(WINAPI *RtlGetVersionPtr)(PRTL_OSVERSIONINFOW);
-
- RTL_OSVERSIONINFOW GetRealOSVersion() {
- HMODULE hMod = GetModuleHandleW(L"ntdll.dll");
- if (hMod) {
- auto fxPtr = reinterpret_cast<RtlGetVersionPtr>(GetProcAddress(hMod, "RtlGetVersion"));
- if (fxPtr != nullptr) {
- RTL_OSVERSIONINFOW rovi = {0};
- rovi.dwOSVersionInfoSize = sizeof(rovi);
- if (0 == fxPtr(&rovi)) {
- return rovi;
- }
- }
- }
- RTL_OSVERSIONINFOW rovi = {0};
+ static RTL_OSVERSIONINFOW GetRealOSVersionImpl() {
+ HMODULE hMod = ::GetModuleHandleW(L"ntdll.dll");
+ using RtlGetVersionPtr = NTSTATUS(WINAPI *)(PRTL_OSVERSIONINFOW);
+ auto pRtlGetVersion =
+ reinterpret_cast<RtlGetVersionPtr>(::GetProcAddress(hMod, "RtlGetVersion"));
+ RTL_OSVERSIONINFOW rovi{};
+ rovi.dwOSVersionInfoSize = sizeof(rovi);
+ pRtlGetVersion(&rovi);
return rovi;
}
+ namespace Private {
+
+ RTL_OSVERSIONINFOW GetRealOSVersion() {
+ static const auto result = GetRealOSVersionImpl();
+ return result;
+ }
+
+ }
+
}
\ No newline at end of file
--
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