Function SetStartOnSystemStartup

src/qt/guiutil.cpp:530–582

}

bool SetStartOnSystemStartup(bool fAutoStart)
{
    // If the shortcut exists already, remove it for updating
    fs::remove(StartupShortcutPath());

    if (fAutoStart)
    {
        CoInitialize(nullptr);

        // Get a pointer to the IShellLink interface.
        IShellLinkW* psl = nullptr;
        HRESULT hres = CoCreateInstance(CLSID_ShellLink, nullptr,
            CLSCTX_INPROC_SERVER, IID_IShellLinkW,
            reinterpret_cast<void**>(&psl));

        if (SUCCEEDED(hres))
        {
            // Get the current executable path
            WCHAR pszExePath[MAX_PATH];
            GetModuleFileNameW(nullptr, pszExePath, ARRAYSIZE(pszExePath));

            // Start client minimized
            QString strArgs = "-min";
            // Set -testnet /-regtest options
            strArgs += QString::fromStdString(strprintf(" -chain=%s", gArgs.GetChainName()));

            // Set the path to the shortcut target
            psl->SetPath(pszExePath);
            PathRemoveFileSpecW(pszExePath);
            psl->SetWorkingDirectory(pszExePath);
            psl->SetShowCmd(SW_SHOWMINNOACTIVE);
            psl->SetArguments(strArgs.toStdWString().c_str());

            // Query IShellLink for the IPersistFile interface for
            // saving the shortcut in persistent storage.
            IPersistFile* ppf = nullptr;
            hres = psl->QueryInterface(IID_IPersistFile, reinterpret_cast<void**>(&ppf));
            if (SUCCEEDED(hres))
            {
                // Save the link by calling IPersistFile::Save.
                hres = ppf->Save(StartupShortcutPath().wstring().c_str(), TRUE);
                ppf->Release();
                psl->Release();
                CoUninitialize();
                return true;
            }
            psl->Release();
        }
        CoUninitialize();
        return false;
    }
    return true;
}
#elif defined(Q_OS_LINUX)

// Follow the Desktop Application Autostart Spec: