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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
/**
\mainpage
This is the documentation of the Spring RTS Engine.
https://springrts.com/
*/
#include "System/SpringApp.h"
#include "System/Exceptions.h"
#include "System/FileSystem/FileSystem.h"
#include "System/Platform/errorhandler.h"
#include "System/Platform/Threading.h"
#include "System/Platform/Misc.h"
#include "System/Log/ILog.h"
#ifdef WIN32
#include "lib/SOP/SOP.hpp" // NvOptimus
#include <stdlib.h>
#include <process.h>
#define setenv(k,v,o) SetEnvironmentVariable(k,v)
#endif
int Run(int argc, char* argv[])
{
int ret = -1;
#ifdef __MINGW32__
// For the MinGW backtrace() implementation we need to know the stack end.
{
extern void* stack_end;
char here;
stack_end = (void*) &here;
}
#endif
Threading::DetectCores();
Threading::SetMainThread();
// run
try {
SpringApp app(argc, argv);
ret = app.Run();
} CATCH_SPRING_ERRORS
// check if (a thread in) Spring crashed, if so display an error message
Threading::Error* err = Threading::GetThreadError();
if (err != NULL) {
ErrorMessageBox(" error: " + err->message, err->caption, err->flags, true);
}
return ret;
}
/**
* Always run on dedicated GPU
* @return true when restart is required with new env vars
*/
static bool SetNvOptimusProfile(const std::string& processFileName)
{
#ifdef WIN32
if (SOP_CheckProfile("Spring"))
return false;
const bool profileChanged = (SOP_SetProfile("Spring", processFileName) == SOP_RESULT_CHANGE);
// on Windows execvp breaks lobbies (new process: new PID)
return (false && profileChanged);
#endif
return false;
}
/**
* @brief main
* @return exit code
* @param argc argument count
* @param argv array of argument strings
*
* Main entry point function
*/
int main(int argc, char* argv[])
{
// PROFILE builds exit on execv ...
// HEADLESS run mostly in parallel for testing purposes, 100% omp threads wouldn't help then
#if !defined(PROFILE) && !defined(HEADLESS)
if (SetNvOptimusProfile(FileSystem::GetFilename(argv[0]))) {
// prepare for restart
std::vector<std::string> args(argc - 1);
for (int i = 1; i < argc; i++)
args[i - 1] = argv[i];
// ExecProc normally does not return; if it does the retval is an error-string
ErrorMessageBox(Platform::ExecuteProcess(argv[0], args), "Execv error:", MBF_OK | MBF_EXCL);
}
#endif
return (Run(argc, argv));
}
#ifdef WIN32
int WINAPI WinMain(HINSTANCE hInstanceIn, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
{
return main(__argc, __argv);
}
#endif
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