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79910b0859
Experimental, but this should allow for running the game or dedicated server on a select few CPU's that appear to have SSSE 3, but not POPCNT. Still needs testing if it actually does work after emulating POPCNT instructions.
114 lines
3.3 KiB
C++
114 lines
3.3 KiB
C++
//===== Copyright © 1996-2005, Valve Corporation, All rights reserved. ======//
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//
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// Purpose: Defines the entry point for the application.
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//
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// $NoKeywords: $
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//===========================================================================//
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#include "core/stdafx.h"
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#include "core/logdef.h"
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#include "tier0/crashhandler.h"
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#include "tier0/commandline.h"
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#include "tier1/strtools.h"
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#include "launcher/launcher.h"
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#include <eiface.h>
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static void CheckCPU()
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{
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// Allow skipping this check, as the popcnt instruction can be emulated.
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// this allows CPU's like the 'Intel Pentium E5400' to run the dedicated
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// server still.
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if (!CommandLine()->CheckParm("-nocputest"))
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{
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// Run the game's implementation of CheckCPU
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// for SSE 3, SSSE 3 and POPCNT.
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v_CheckCPU();
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}
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}
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int LauncherMain(HINSTANCE hInstance)
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{
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// Flush buffers every 5 seconds for every logger.
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// Has to be done here, don't move this to SpdLog
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// init, as this could cause deadlocks on certain
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// compilers (VS2017)!!!
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spdlog::flush_every(std::chrono::seconds(5));
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int results = v_LauncherMain(hInstance);
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DevMsg(eDLL_T::NONE, "%s returned: %s\n", __FUNCTION__, ExitCodeToString(results));
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return results;
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}
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#if !defined (GAMEDLL_S0) || !defined (GAMEDLL_S1)
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// Remove all but the last -game parameter.
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// This is for mods based off something other than Half-Life 2 (like HL2MP mods).
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// The Steam UI does 'steam -applaunch 320 -game c:\steam\steamapps\sourcemods\modname', but applaunch inserts
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// its own -game parameter, which would supersede the one we really want if we didn't intercede here.
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void RemoveSpuriousGameParameters()
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{
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// Find the last -game parameter.
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int nGameArgs = 0;
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char lastGameArg[MAX_PATH];
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for (int i = 0; i < CommandLine()->ParmCount() - 1; i++)
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{
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if (Q_stricmp(CommandLine()->GetParm(i), "-game") == 0)
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{
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Q_snprintf(lastGameArg, sizeof(lastGameArg), "\"%s\"", CommandLine()->GetParm(i + 1));
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++nGameArgs;
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++i;
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}
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}
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// We only care if > 1 was specified.
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if (nGameArgs > 1)
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{
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CommandLine()->RemoveParm("-game");
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CommandLine()->AppendParm("-game", lastGameArg);
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}
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}
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#endif
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const char* ExitCodeToString(int nCode)
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{
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switch (nCode)
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{
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case EXIT_SUCCESS:
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return "EXIT_SUCCESS";
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case EXIT_FAILURE:
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return "EXIT_FAILURE";
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default:
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return "UNKNOWN_EXIT_CODE";
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}
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}
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LONG WINAPI TopLevelExceptionFilter(EXCEPTION_POINTERS* pExceptionPointers)
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{
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// Don't run the unhandled exception filter from the
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// game if we have a valid vectored exception filter.
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if (g_CrashHandler)
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{
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return NULL;
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}
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return v_TopLevelExceptionFilter(pExceptionPointers);
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}
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void VLauncher::Attach(void) const
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{
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DetourAttach((LPVOID*)&v_CheckCPU, &CheckCPU);
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DetourAttach((LPVOID*)&v_LauncherMain, &LauncherMain);
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DetourAttach((LPVOID*)&v_TopLevelExceptionFilter, &TopLevelExceptionFilter);
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#if !defined (GAMEDLL_S0) && !defined (GAMEDLL_S1)
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DetourAttach((LPVOID*)&v_RemoveSpuriousGameParameters, &RemoveSpuriousGameParameters);
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#endif
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}
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void VLauncher::Detach(void) const
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{
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DetourDetach((LPVOID*)&v_CheckCPU, &CheckCPU);
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DetourDetach((LPVOID*)&v_LauncherMain, &LauncherMain);
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DetourDetach((LPVOID*)&v_TopLevelExceptionFilter, &TopLevelExceptionFilter);
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#if !defined (GAMEDLL_S0) && !defined (GAMEDLL_S1)
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DetourDetach((LPVOID*)&v_RemoveSpuriousGameParameters, &RemoveSpuriousGameParameters);
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#endif
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} |