From 333630b7de15c4090392fcbbc1bc58da4d5fb138 Mon Sep 17 00:00:00 2001
From: Shauren <shauren.trinity@gmail.com>
Date: Fri, 1 Dec 2023 19:53:13 +0100
Subject: Core/Misc: Added windows version checks during startup to avoid
 confusion about crashes when running on unsupported OS

---
 src/common/Utilities/Util.cpp | 24 ++++++++++++++++++++----
 1 file changed, 20 insertions(+), 4 deletions(-)

(limited to 'src/common/Utilities/Util.cpp')

diff --git a/src/common/Utilities/Util.cpp b/src/common/Utilities/Util.cpp
index d852ed655a0..5fb34c59948 100644
--- a/src/common/Utilities/Util.cpp
+++ b/src/common/Utilities/Util.cpp
@@ -31,11 +31,27 @@
 #include <cstdarg>
 #include <ctime>
 
-#if TRINITY_COMPILER == TRINITY_COMPILER_GNU
-  #include <sys/socket.h>
-  #include <netinet/in.h>
-  #include <arpa/inet.h>
+void Trinity::VerifyOsVersion()
+{
+#if TRINITY_PLATFORM == TRINITY_PLATFORM_WINDOWS
+    auto isWindowsBuildGreaterOrEqual = [](DWORD build)
+    {
+        OSVERSIONINFOEX osvi = { sizeof(osvi), 0, 0, build, 0, {0}, 0, 0, 0, 0 };
+        ULONGLONG conditionMask = 0;
+        VER_SET_CONDITION(conditionMask, VER_BUILDNUMBER, VER_GREATER_EQUAL);
+
+        return VerifyVersionInfo(&osvi, VER_BUILDNUMBER, conditionMask);
+    };
+
+    if (!isWindowsBuildGreaterOrEqual(TRINITY_REQUIRED_WINDOWS_BUILD))
+    {
+        OSVERSIONINFOEX osvi = { sizeof(osvi), 0, 0, 0, 0, {0}, 0, 0, 0, 0 };
+        GetVersionEx((LPOSVERSIONINFO)&osvi);
+        ABORT_MSG("TrinityCore requires Windows 10 19H1 (1903) or Windows Server 2019 (1903) - require build number 10.0.%d but found %d.%d.%d",
+            TRINITY_REQUIRED_WINDOWS_BUILD, osvi.dwMajorVersion, osvi.dwMinorVersion, osvi.dwBuildNumber);
+    }
 #endif
+}
 
 std::vector<std::string_view> Trinity::Tokenize(std::string_view str, char sep, bool keepEmpty)
 {
-- 
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