53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
#include <STDInclude.hpp>
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#include "ConnectProtocol.hpp"
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#include "Console.hpp"
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#include <version.hpp>
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namespace Components
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{
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HANDLE Singleton::Mutex;
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bool Singleton::FirstInstance = true;
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bool Singleton::IsFirstInstance()
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{
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return FirstInstance;
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}
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void Singleton::preDestroy()
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{
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if (INVALID_HANDLE_VALUE != Mutex)
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{
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CloseHandle(Mutex);
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}
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}
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Singleton::Singleton()
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{
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if (Flags::HasFlag("version"))
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{
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printf("%s", "IW4x " VERSION " (built " __DATE__ " " __TIME__ ")\n");
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#ifdef EXPERIMENTAL_BUILD
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printf("Revision: %i - develop\n", REVISION);
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#else
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printf("Revision: %i\n", REVISION);
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#endif
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ExitProcess(EXIT_SUCCESS);
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}
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Console::FreeNativeConsole();
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if (Loader::IsPerformingUnitTests() || Dedicated::IsEnabled() || ZoneBuilder::IsEnabled()) return;
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Mutex = CreateMutexA(nullptr, FALSE, "iw4x_mutex");
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FirstInstance = ((INVALID_HANDLE_VALUE != Mutex) && GetLastError() != ERROR_ALREADY_EXISTS);
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if (!FirstInstance && !ConnectProtocol::Used() && MessageBoxA(nullptr, "Do you want to start another instance?\nNot all features will be available!", "Game already running", MB_ICONEXCLAMATION | MB_YESNO) == IDNO)
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{
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ExitProcess(EXIT_SUCCESS);
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}
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}
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}
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