From bf58a0206dc1fd1fd8bedee7543dff7bb2d43787 Mon Sep 17 00:00:00 2001
From: Dominik Szamburski <dominikszamburski99@gmail.com>
Date: Tue, 10 Sep 2019 19:36:37 +0200
Subject: [PATCH] Fix _vsnprintf on windows (#720)

* use _vsnprintf_s on windows
---
 rehlds/public/tier0/dbg.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/rehlds/public/tier0/dbg.h b/rehlds/public/tier0/dbg.h
index 9feb4ac..8486b95 100644
--- a/rehlds/public/tier0/dbg.h
+++ b/rehlds/public/tier0/dbg.h
@@ -422,7 +422,11 @@ public:
 		va_list arg_ptr;
 
 		va_start(arg_ptr, pszFormat);
+#if defined(_WIN32) && !defined(_CRT_SECURE_NO_WARNINGS)
+		_vsnprintf_s(m_szBuf, sizeof(m_szBuf) - 1, sizeof(m_szBuf) - 1, pszFormat, arg_ptr);
+#else
 		_vsnprintf(m_szBuf, sizeof(m_szBuf) - 1, pszFormat, arg_ptr);
+#endif
 		va_end(arg_ptr);
 
 		m_szBuf[sizeof(m_szBuf) - 1] = 0;