From b258b9b5035252dfbef8f2b7b79ddfdbdf9885cd Mon Sep 17 00:00:00 2001
From: Inuyasha <MattWCSTRFAN@gmail.com>
Date: Mon, 22 Feb 2016 01:33:10 -0800
Subject: [PATCH] remove cpuaffinity code from SDL

still exists in DD (while it exists) but no longer saves.
No reason whatsoever for affinity to be settable by the game itself.
---
 src/sdl/i_system.c  | 53 ++-------------------------------------------
 src/win32/win_sys.c |  2 +-
 2 files changed, 3 insertions(+), 52 deletions(-)

diff --git a/src/sdl/i_system.c b/src/sdl/i_system.c
index da411153..f239dd03 100644
--- a/src/sdl/i_system.c
+++ b/src/sdl/i_system.c
@@ -45,9 +45,6 @@ typedef DWORD (WINAPI *p_timeGetTime) (void);
 typedef UINT (WINAPI *p_timeEndPeriod) (UINT);
 typedef HANDLE (WINAPI *p_OpenFileMappingA) (DWORD, BOOL, LPCSTR);
 typedef LPVOID (WINAPI *p_MapViewOfFile) (HANDLE, DWORD, DWORD, DWORD, SIZE_T);
-typedef HANDLE (WINAPI *p_GetCurrentProcess) (VOID);
-typedef BOOL (WINAPI *p_GetProcessAffinityMask) (HANDLE, PDWORD_PTR, PDWORD_PTR);
-typedef BOOL (WINAPI *p_SetProcessAffinityMask) (HANDLE, DWORD_PTR);
 #endif
 #endif
 #include <stdio.h>
@@ -3070,52 +3067,6 @@ const CPUInfoFlags *I_CPUInfo(void)
 #endif
 }
 
-#if (defined (_WIN32) && !defined (_WIN32_WCE)) && !defined (_XBOX)
-static void CPUAffinity_OnChange(void);
-static consvar_t cv_cpuaffinity = {"cpuaffinity", "-1", CV_SAVE | CV_CALL, NULL, CPUAffinity_OnChange, 0, NULL, NULL, 0, 0, NULL};
-
-static p_GetCurrentProcess pfnGetCurrentProcess = NULL;
-static p_GetProcessAffinityMask pfnGetProcessAffinityMask = NULL;
-static p_SetProcessAffinityMask pfnSetProcessAffinityMask = NULL;
-
-static inline VOID GetAffinityFuncs(VOID)
-{
-	HMODULE h = GetModuleHandleA("kernel32.dll");
-	pfnGetCurrentProcess = (p_GetCurrentProcess)GetProcAddress(h, "GetCurrentProcess");
-	pfnGetProcessAffinityMask = (p_GetProcessAffinityMask)GetProcAddress(h, "GetProcessAffinityMask");
-	pfnSetProcessAffinityMask = (p_SetProcessAffinityMask)GetProcAddress(h, "SetProcessAffinityMask");
-}
-
-static void CPUAffinity_OnChange(void)
-{
-	DWORD_PTR dwProcMask, dwSysMask;
-	HANDLE selfpid;
-
-	if (!pfnGetCurrentProcess || !pfnGetProcessAffinityMask || !pfnSetProcessAffinityMask)
-		return;
-	else
-		selfpid = pfnGetCurrentProcess();
-
-	pfnGetProcessAffinityMask(selfpid, &dwProcMask, &dwSysMask);
-
-	/* If resulting mask is zero, don't change anything and fall back to
-	 * actual mask.
-	 */
-	if(dwSysMask & cv_cpuaffinity.value)
-	{
-		pfnSetProcessAffinityMask(selfpid, dwSysMask & cv_cpuaffinity.value);
-		CV_StealthSetValue(&cv_cpuaffinity, (INT32)(dwSysMask & cv_cpuaffinity.value));
-	}
-	else
-		CV_StealthSetValue(&cv_cpuaffinity, (INT32)dwProcMask);
-}
-#endif
-
-void I_RegisterSysCommands(void)
-{
-#if (defined (_WIN32) && !defined (_WIN32_WCE)) && !defined (_XBOX)
-	GetAffinityFuncs();
-	CV_RegisterVar(&cv_cpuaffinity);
-#endif
-}
+// note CPUAFFINITY code used to reside here
+void I_RegisterSysCommands(void) {}
 #endif
diff --git a/src/win32/win_sys.c b/src/win32/win_sys.c
index efb0be46..2babb57b 100644
--- a/src/win32/win_sys.c
+++ b/src/win32/win_sys.c
@@ -3656,7 +3656,7 @@ const CPUInfoFlags *I_CPUInfo(void)
 }
 
 static void CPUAffinity_OnChange(void);
-static consvar_t cv_cpuaffinity = {"cpuaffinity", "1", CV_SAVE | CV_CALL, NULL, CPUAffinity_OnChange, 0, NULL, NULL, 0, 0, NULL};
+static consvar_t cv_cpuaffinity = {"cpuaffinity", "-1", CV_CALL, NULL, CPUAffinity_OnChange, 0, NULL, NULL, 0, 0, NULL};
 
 typedef HANDLE (WINAPI *p_GetCurrentProcess) (VOID);
 static p_GetCurrentProcess pfnGetCurrentProcess = NULL;